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www.laptop-schematics.com 0 1 2 3 4 5 6 7 8 9 C D E F G H J K L 2 3 4 5 6 7 A 38. AUDIO HDP AMP AN17000A 44. CDC CONNECTOR 63. DCDC VCC3M/VCC5M(MAX1631) 3. CPU (1/3) 4. CPU (2/3) 5. CPU (3/3) 7. CAPS FOR VCCCPUCORE 8. GMCH3-M(1/3):HOST I/F 9. GMCH3-M(2/3):MEMORY 10. GMCH3-M(3/3):AGP/HUB 11. REF VOL & DECAPS 12. DIMM CARD CONNECTOR 13. CLOCK GEN(C9827) 14. ICH3-M(1/3) 15. ICH3-M(2/3) 16. ICH3-M(3/3) 17. HDD I/F CONNECTOR 18. USB I/F 70. DCDC VID MUX 68. DCDC VCC3AUX 67. DCDC KOZAK 64. DCDC VCCCPUCORE 62. DCDC BATTERY MONITOR 61. DCDC TRICKLE CHARGER 47. IR MODULE 46. I2CBUS/SMBUS 45. THERMAL SENSOR 42. CLEAN SHEET BAY 41. DOCKING 40. PCI BUS SWITCH 39. MINI PCI 37. AUDIO SPK CONN 34. AUDIO INT MIC 31. CARD BUS SLOT 30. CARD BUS POWER CTRL 24. SUPER I/O PC87392 25. SERIAL I/F 23. POWER ON LOGIC 22. MISC G/A (PMH-2) 21. KEYBOARD , PS/2 20. H8S/2169A 19. FWH,RTC BAT. 59. DCDC DC-IN AND CHARGER 1. TITLE PAGE 27. EXT CRT I/F 33. AUDIO MISC 32. AUDIO CS4299 35. AUDIO CONNECTOR 36. AUDIO EXT MIC I/F 43. (BLANK) 48. TRISTAR T64C(1/4) 49. TRISTAR T64C(2/4) 50. TRIATAR T64C(3/4) 51. TRIATAR T64C(4/4) 54. TV-OUT 56. LCD I/F CONNECTOR 57. FAN CONTROL 58. I/O SUB CONN,RJ11 CONN 60. DCDC BATTERY,VCCSW 65. DCDC VCCCPU1R5B 2. EC HISTORY 66. DCDC VCC1R8 28. CARD BUS PCI1420GHK(1/2) 29. CARD BUS PCI1420GHK(2/2) 26. (BLANK) 6. DECAP FOR VCCCPU1R2B 53. (BLANK) 52. (BLANK) 55. (BLANK) 69. (BLANK) www.laptop-schematics.com
64

IBM Laptop Motherboard Schematic Diagram

Apr 08, 2015

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Page 1: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

0

1

2

3

4

5

6

7

8

9

C D E F G H J K L

2

3

4

5

6

7

A

38. AUDIO HDP AMP AN17000A

44. CDC CONNECTOR

63. DCDC VCC3M/VCC5M(MAX1631)

3. CPU (1/3)4. CPU (2/3)5. CPU (3/3)

7. CAPS FOR VCCCPUCORE8. GMCH3-M(1/3):HOST I/F9. GMCH3-M(2/3):MEMORY10. GMCH3-M(3/3):AGP/HUB11. REF VOL & DECAPS12. DIMM CARD CONNECTOR13. CLOCK GEN(C9827)14. ICH3-M(1/3)15. ICH3-M(2/3)16. ICH3-M(3/3)17. HDD I/F CONNECTOR18. USB I/F

70. DCDC VID MUX

68. DCDC VCC3AUX67. DCDC KOZAK

64. DCDC VCCCPUCORE

62. DCDC BATTERY MONITOR61. DCDC TRICKLE CHARGER

47. IR MODULE46. I2CBUS/SMBUS45. THERMAL SENSOR

42. CLEAN SHEET BAY41. DOCKING

40. PCI BUS SWITCH39. MINI PCI

37. AUDIO SPK CONN

34. AUDIO INT MIC

31. CARD BUS SLOT30. CARD BUS POWER CTRL

24. SUPER I/O PC8739225. SERIAL I/F

23. POWER ON LOGIC22. MISC G/A (PMH-2)21. KEYBOARD , PS/220. H8S/2169A19. FWH,RTC BAT. 59. DCDC DC-IN AND CHARGER

1. TITLE PAGE

27. EXT CRT I/F

33. AUDIO MISC32. AUDIO CS4299

35. AUDIO CONNECTOR36. AUDIO EXT MIC I/F

43. (BLANK)

48. TRISTAR T64C(1/4)49. TRISTAR T64C(2/4)50. TRIATAR T64C(3/4)51. TRIATAR T64C(4/4)

54. TV-OUT

56. LCD I/F CONNECTOR57. FAN CONTROL58. I/O SUB CONN,RJ11 CONN

60. DCDC BATTERY,VCCSW

65. DCDC VCCCPU1R5B

2. EC HISTORY

66. DCDC VCC1R8

28. CARD BUS PCI1420GHK(1/2)29. CARD BUS PCI1420GHK(2/2)

26. (BLANK)

6. DECAP FOR VCCCPU1R2B

53. (BLANK)52. (BLANK)

55. (BLANK)

69. (BLANK)

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.com

Page 2: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/16W5%1K

GND

1/16W

1%

110

GND

1/16W

5%

1.5K

1/16W5%1K

1/16W5%1K

1/16W5%10

GND

1/16W

5%

1.5K

-BINIT

-DRDY

-DBSY

-D0

-D1

-D2

-D3

-D4

-D5

-D6

-D7

-D8

-D9

-D10

-D11

-D12

-D13

-D14

-D15

-D16

-D17

-D18

-D19

-D20

-D21

-D22

-D23

-D24

-D25

-D26

-D27

-D28

-D29

-D30

-D31

-D32

-D33

-D34

-D35

-D36

-D37

-D38

-D39

-D40

-D41

-D42

-D43

-D44

-D45

-D46

-D47

-D48

-D49

-D50

-D51

-D52

-D53

-D54

-D55

-D56

-D57

-D58

-D59

-D60

-D61

-D62

-D63

-DEP0

-DEP1

-DEP2

-DEP3

-DEP4

-DEP5

-DEP6

-DEP7

BCLK

-BCLK

-INIT

-FLUSH

-STPCLK

-DPSLP

INTR/LINT0

NMI/LINT1

PICCLK

PICD0

PICD1

-ADS

-REQ0

-REQ1

-REQ2

-REQ3

-REQ4

-A3

-A4

-A5

-A6

-A7

-A8

-A9

-A10

-A11

-A12

-A13

-A14

-A15

-A16

-A17

-A18

-A19

-A20

-A21

-A22

-A23

-A24

-A25

-A26

-A27

-A28

-A29

-A30

-A31

-A32

-A33

-A34

-A35

-AP0

-AP1

-RP

-AERR

-BREQ0

-BPRI

-BNR

-LOCK

-HIT

-HITM

-DEFER

-TRDY

-RS0

-RS1

-RS2

-RSP

-BERR

-IERR

-FERR

-IGNNE

-A20M

-SMI

THERMDA

THERMDC

EDGECTRLP

BSEL0

BSEL1

-GHI

TESTHI1

TESTHI2

TESTLO1

TESTLO2

NCTRL

TUALATIN(1/3)

1/16W1%14

1/16W5%1K

VCC1R5BVCC1R5B

VCC1R5B

VCCCPU1R2B

VCCCPU1R2B

50V10%

2200PF

16V+80% -20%

0.1UF

GND

VCC3B

1/16W

5%

200

ADM1021

SMBDATA

-ALERT

NC5

NC4

-STBY

SMBCLK

NC3(TEST)

NC2

DXP

DXN

NC1(TEST)

ADD0

ADD1

GND1

GND2

VPLUS

GND

VCC3B

1/16W

5%

1K

50V10%

330PF

GND 50V10%

330PF

GND

1/16W

5%

150

1/16W

5%

150

VCC1R5B

1/16W

5%

3K

IN

OUT

NC

IN

IN

OUT

IN

OUT

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

IN

IN

OUT

OUT

OUT

OUT

OUT

IN

IN

OUT

NC

OUT

OUT

OUT

IN

NC

OUT

OUT

OUT

OUT

IN

IN

IN

OUT

OUT

OUT

IN

OUT

OUT

OUT

NC

OUT

NC

NCNC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NCIN

IN

OUT

OUT

NC

OUT

OUT

IN

NCNC

NC

NEAR CPUNO_ASM

1005

NMI

1005

VCC3B_ADM1023

ADM1023

-DPSLP

1005

1005

H8_SDA1

H8_SCL1

-THRM

THERMDC

THERMDA1005

INTR

-STPCLK

-INIT-CPUCLK_CPU_133M

-DRDY-DBSY

-D<63..0>

-GEY_CPUPERF

SELPSB1SELPSB0

THERMDCTHERMDA

-A20M-IGNNE

-RS2-RS1-RS0

-HTRDY-DEFER-HITM-HIT-HLOCK-BNR-BPRI

-HREQ4-HREQ3-HREQ2-HREQ1-HREQ0-ADS

-A<35..3>

-FERR

63

606162

5958

555657

525354

5051

474849

4645

424344

4041

373839

3635

323334

293031

2728

26

2425

2223

192021

1718

16

1415

1213

91011

678

543210

1608

2928

3031

27

2423

2526

22

1918

2021

17

1413

1516

12

87

91011

54

6

3

NO_ASM

1005

1005

1005

1005

10051005

1005

1608

-SMI

1005NO_ASM

CPUCLK_CPU_133M

1005

1005

1005

APICD1APICD0APICCLK_CPU_33M

_______

U17

A8

A22

C8

A20

B7

C16

B9

C20

C6

B19

B11

D23

B5

A17

C2

B17

G3

A16

F3

W3

D3

Y1

H1J3A3G1H3J2K3G2J1K1

L1U1T1L3R1AA3

AD17AD19AF20AE14AD15AF8AE4AF5AE6AD1AC1

AD24AC26AD26AF24AC24AE25AD25AE24

V24AA24AB24Y26W24Y24T25

AB25V26

AD16

W26

Y4

Y25

M1

U24

AF11

T26

E2

AA26

L5

P24

AF10

M26

AE12

T24

AF16

V25

AF14

M25

AF13

R26

AD3

R24

AC3

L26

AD9

P25

AF6

U26

AF4

M24

C14

J26

AF23

N26

M5

F25

U3

K26

V1

J24

Y3

K25

W1

G26

T3

K24

U2

C26

AA2

H25

V3

L24

L2

F26

R2

H24

A7

G24

W2

B25

T4

E24

P3

D25

AB3

F24

A12

C24

B13

E26

A14

B23

A15

B21

A6

E23

C10

A18

C12

B24

C3

D24

A9

C18

A13

A24

B3

A23

A10

A19

U4

9

12

13

14

16

5

3

1

4

2876

10

11

15

R410

1 2

R130

12

R433

12

R117

12

R198

1 2

R390

12

R294

12

R602

1 2

R42

1 2

R30

12

R27

12

R4

12

R96

12

R4201

2

C41

12

C49

12

C802

12

C801

12

14.2M>

14.2M>

45.6E< 46.8M<> 20.3E<>

45.6E< 46.8M<> 20.3E<>

57.1J< 15.2M< 45.6K>

3.2K>

3.2K>

14.2M>

14.2M>

14.2M> 13.6N>

8.7P> 8.7P>

8.7P>

15.4M>

13.6B< 13.6B<

3.6A< 3.6A<

14.3M> 14.2M>

8.3A< 8.3A< 8.3A<

8.3A< 8.3A< 8.3A< 8.3A< 8.4A< 8.4A< 8.4A<

8.7A< 8.7A< 8.7A<

8.7A<

8.7A<

14.2M<

14.2M>

13.6N>

15.3M> 15.3M> 13.5Q>

8.7A<

8.7A<

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.com

Page 3: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/16W5%0

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

PWRGOOD

VTTPWRGD

-RESET

RTTIMPEDP

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

CMOSREF

CMOSREF

VCCA(PLL1)

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSSA(PLL2)

-BPM0

-BPM1

-BP2

-BP3

TCK

TDI

TDO

TMS

-TRST

-PREQ

-PRDY

VID0

VID1

VID2

VID3

VID4

TUALATIN(2/3)

VCC1R5B

VCC1R5B

VCC1R8B

1/16W5%1K

GND

16V+80% -20%

0.1UF

VCC1R5B VCCCPU1R2B

VCCCPU1R2B

VCCCPU1R2B

VCCCPU1R2B

GND

VCC3B

1/16W5%1K

RPACK41/32W1K 5%

TESTPAD

TESTPAD

TESTPADTESTPADTESTPADTESTPADTESTPAD

GND

16V

10%

0.01UF

1/16W5%

1.5K

GND

50V10%470PF

+

10V20%33UF

1/16W

5%

300

1/16W

5%

300

1/16W

5%

150

1/16W1%

56.2

1/16W5%510

1/16W1%

56.2

1/16W5%240

1/16W

5%

39

1/16W

5%

39

4.7UH

GND

GND

VCCCPUCORE GNDGND

16V+80% -20%

0.1UF

1/16W1%1K

1/16W1%2K

GND

1/16W1%

56.2

1/16W

5%

1

OUT

NCNC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K

NC

IN

IN

OUT

NC

OUT

IN

OUT

OUT

OUT

TP ARE NOT PLACED.

< 0.1 INCHPLACE NEAR CPU

NEAR CPU

PLACE NEAR

OR MURATA LQG21N4R7K00T1

NEAR CMOSREF PINS

-ITP_FSPREQ

-ITP_FSPRDY

-ITP_DBRESET

VTT

-ITP_FSRESETITP_TCLK

ITP_TDI

ITP_TDO

ITP_TMS

-ITP_TRST

PLACE NEAR

TP ARE NOT PLACE BRD.

WIDE AND SHORT PATTERN

VTTPWRGD

1005

1005

1005X4

1005

ITP_TDI

7343 T495D336M016AS

1005

1005

1005

1005

1005

1005

1005

1005

1608

-ITP_FSPREQ

ITP_TCLKITP_TMS

1608

VCCCPU_L10I

2125 MLF2012A4R7KT

1608

1608

-ITP_DBRESET PRE_BPWRG

NO_ASM

CPUPWRGD

1608

-CPURST

VCCCPU1R2B_CPU_L2

VCCCPU1R2B_CPU_M2

-ITP_FSPRDY

ITP_TDO

-ITP_TRST

NO_ASM

1005

1608

-ITP_FSRESET

1005

VID0_LVID1_LVID2_LVID3_LVID4_L

1005

1005

_______

U17

M23

AA9

N6

AA7

P2

AA5

N25

Y22

N22

Y6

P21

W21

P23

W5

R3

V22

AF3

V6

AE2

U21

AC2

U5

AB1

T22

AE22

T6

AF19

R21

AF15

R5

AF7

P22

AD11

P6

AD7

N21

AD10

N5

AE20

M22

AF22

M6

AD21

L21

AD22

K22

N2

K6

H2

J21

G25

J5

G22

H22

G6

H6

F23

G21

F21

G5

F19

F22

F17

F20

F15

F18

F13

F16

F11

F14

F9

F12

F7

F10

F5

F8

F4

F6

F2

E21

E25

E19

E22

E17

E20

E15

E18

E13

E16

E11

E14

E9

E12

E7

E10

E5

E8

D22

D21

D20

D19

D18

D17

D16

D15

D14

D13

D12

D11

D10

D9

D8

D7

D6

D4

AE16

D2

B15

C25

E3

C23

AB4

B26

B22

B20

B18

B16

B14

B12

B10

B8

B6

B4

B2

A25

N3

AF12

AD5

AC21

AC19

AC17

AC15

AC13

H5

AC11

H4

AC9

H21

AC7

J22

AC5

J6

AB22

H23

AB20

J25

AB18

K2

AB16

K4

AB14

K21

AB12

K5

AB10

L6

AB8

K23

AB6

L22

AA21

M2

AA19

L25

AA17

M21

AA15

M4

AA13

M3

AA11

TP3

1TP1

1

TP8

1

TP7

1

TP6

1

TP5

1

TP4

1

R582

1 2

R619

12

R3731 2

R466

12

R1261

2

R1161

2

R1271

2 R149

12

R440

12

R422

12

R421

1 2

R4351

2

R4301

2

R419

12

R413

12

R131

12

R402

12

C381

12

C221

12

C78

12

C280

12

C376

12

L10

12

RN39

7531

8642

66.2P>

66.8H< 67.1Q> 65.5N>

14.2M>

8.7P>

70.5F< 70.5F< 70.5F< 70.5F< 70.4F<

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Page 4: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

GND

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VCCT

VREF

VREF

VREF

VREF

VREF

VREF

VREF

VREF

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

TUALATIN(3/3)

GND

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

VCCCPU1R2B

VCCCPU1R2B

GND

GND

1/16W1%2K

1/16W1%1K

NC

NC

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

NC

NC

NC

NC

NCNC

NC

NC

NCNC

NC

NC

NCNC

NC

NC

NCNC

NC

NC

PLACE AT THE MIDDLE

BETWEEN CPU AND ALMADOR(GMCH3)

1608

1608

1005

1005

1005

1005

1005

1005

_______

U17

AA12

AA10

AA8

AA6

Y23

Y21

Y5

Y2

W25

W22

W6

W4

V23

V21

V5

V2

U25

U22

U6

U4

T23

T21

T5

T2

R25

R22

R6

R4

AF18AF17AE10AE8AD23AD13AD4P26P5P4P1N24

N4F1E1

D26D1

C22C4C1B1

A11A5

H26

AB26

AA1

AF21

AF9

N1

A21

A4

AF26

AF2

AF25

AF1

AE26

AE18

AE23

AE3

AE21

AD20

AE19

AD18

AE17

AD14

AE15

AD12

AE13

AD8

AE11

AD6

AE9

AC23

AE7

AC4

AE5

AA23

AE1

AA4

AD2

W23

AC25

V4

AC22

U23

AC20

R23

AC18

N23

AC16

L23

AC14

L4

AC12

J23

AC10

J4

AC8

G23

AC6

G4

AB23

E6

AB21

E4

AB19

D5

AB17

C21

AB15

C19

AB13

C17

AB11

C15

AB9

C13

AB7

C11

AB5

C9

AB2

C7

AA25

C5

AA22

A26

AA20

AA18

AA16

AA14

R415

12

R416

12

C4321

2

C3781

2

C3791

2

C4371

2

C3

12

C1871

2

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Page 5: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

VCCCPU1R2B VCCCPU1R2B

GND

10V

+80% -20%

1UF

10V

+80% -20%

1UF

10V

+80% -20%

1UF

10V

+80% -20%

1UF

10V

+80% -20%

1UF

10V

+80% -20%

1UF

10V

+80% -20%

1UF

10V

+80% -20%

1UF

10V

+80% -20%

1UF

10V

+80% -20%

1UF

VCCCPU1R2B

GND

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

GND

10V

+80% -20%

0.22UF

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

X7R

CPU BTM

PLACE ALL CAPS CLOSE TO CPU VTT TERMINAL AS SHOWN BELOW

0.22UF

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1005

F 1005

F 1005

F 1005

F 1005

F 1005

F 1005

F 1005

F 1005

F 1005

F1005

1005

1005

1005

1005

1005

1005

1005

1005

1005 F F F F F FF F F F

_______

C412

12

C385

12

C419

12

C400

12

C453

12

C406

12

C386

12

C468

12

C382

12

C384

12

C458

12

C392

12

C399

12

C444

12

C377

12

C452

12

C383

12

C467

12

C459

12

C393

12

C3751

2

C3741

2

C3731

2

C3671

2

C3661

2

C3651

2

C3641

2

C3631

2

C3621

2

C3601

2

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Page 6: IBM Laptop Motherboard Schematic Diagram

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.com

6.3V

10%

10UF

6.3V

10%

10UF

6.3V

10%

10UF

6.3V

10%

10UF

6.3V

10%

10UF

6.3V

10%

10UF

6.3V

10%

10UF

6.3V

10%

10UF

6.3V

10%

10UF

6.3V

10%

10UF

GND

VCCCPUCORE

GND

10V

10%

0.47UF

VCCCPUCORE

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

GND

10V

10%

0.47UF

VCCCPUCORE

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

10V

10%

0.47UF

VCCCPUCORE

10V

10%

0.47UF

GND

GND

16V10%

0.01UF

16V10%

0.01UF

16V10%

0.01UF

16V10%

0.01UF

16V10%

0.01UF

VCCCPUCORE

16V10%

0.01UF

16V10%

0.01UF

16V10%

0.01UF

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

10UF(7MOHM) X7R 3216 X10PCS

0.47UF X7R 1608 X24PCS

0.47UF

10UF

10UF

10UF

10UF PLACE NEAR CPU

CPU BTM

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1608

1005

1005

1005

1005

1005

1005

1005

1005

3216

3216

3216

3216

3216

3216

3216

3216

3216

3216

_______

C525

12

C523

12

C522

12

C524

12

C436

12

C439

12

C440

12

C443

12

C445

12

C446

12

C447

12

C463

12

C430

12

C427

12

C426

12

C425

12

C418

12

C411

12

C410

12

C409

12

C407

12

C380

12

C540

12

C539

12

C537

12

C536

12

C479

12

C476

12

C469

12

C462

12

C477

12

C531

12

C438

12

C474

12

C435

12

C465

12

C387

12

C441

12

C422

12

C457

12

C466

12

C464

12

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Page 7: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/16W1%

80.6

GND

GND

VCCCPU1R2B

10V

10%

0.01UF 10V

10%

0.01UF 10V

10%

0.01UF 10V

10%

0.01UF 10V

10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

GND

10V

10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF10V

10%

0.01UF10V

10%

0.01UF10V

10%

0.01UF10V

10%

0.01UF10V

10%

0.01UF

GND

10V

10%

0.01UF

GMCH3(1/3)

VTT

VTT

VTT

VTT

VTT

VTT

VTT

VTT

VTT

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

HD63#

HD62#

HD61#

HD60#

HD59#

HD58#

HD57#

HD56#

HD55#

HD54#

HD53#

HD52#

HD51#

HD50#

HD49#

HD48#

HD47#

HD46#

HD45#

HD44#

HD43#

HD42#

HD41#

HD40#

HD39#

HD38#

HD37#

HD36#

HD35#

HD34#

HD33#

HD32#

HD31#

HD30#

HD29#

HD28#

HD27#

HD26#

HD25#

HD24#

HD23#

HD22#

HD21#

HD20#

HD19#

HD18#

HD17#

HD16#

HD15#

HD14#

HD13#

HD12#

HD11#

HD10#

HD9#

HD8#

HD7#

HD6#

HD5#

HD4#

HD3#

HD2#

HD1#

HD0#

DBSY#

DRDY#

CPURST#

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

HTCLK#

HTCLK

GTLRECOMP

RS2#

RS1#

RS0#

HTRDY#

DEFER#

HITM#

HIT#

HLOCK#

BNR#

BPRI#

HA31#

HA30#

HA29#

HA28#

HA27#

HA26#

HA25#

HA24#

HA23#

HA22#

HA21#

HA20#

HA19#

HA18#

HA17#

HA16#

HA15#

HA14#

HA13#

HA12#

HA11#

HA10#

HA9#

HA8#

HA7#

HA6#

HA5#

HA4#

HA3#

HREQ_4#

HREQ_3#

HREQ_2#

HREQ_1#

HREQ_0#

ADS#

GTLREFB

GTLREFA

AGTLREFVCCCPU1R2B

10V

10%

0.01UF

GNDOUT

OUT

OUT

OUT

IN

IN

IN

IN

IN

IN

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

-D<63..0>

-DRDY-DBSY

-CPURST

636261

5756

5455

535251

58

6059

4950

484746

4445

434241

373635

3334

3231

38

4039

30

2829

272625

2324

222120

1615

1314

121110

17

1918

89

765

01

432

345

76

8910

1211

1314151617

1920

18

2221

2425

23

2726

28

3029

1608

-A<35..3>

31

-ADS

-HREQ0-HREQ1-HREQ2-HREQ3-HREQ4

-BPRI-BNR-HLOCK-HIT

-HITM-DEFER

-HTRDY

-RS0-RS1-RS2

CPUCLK_GMCHM_133M-CPUCLK_GMCHM_133M

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

_______

U65

C2

G3

F3

W3

D3

Y1

H1

J3

G1

H3

J2

K3

J1

K1

L1

U1

T1

L3

R1

AA3

AF20

AF8

AE4

AF5

AD1

AC1

AC26

V24

Y4

M1

AF11

E2

P24

AF10

AE12

T24

AF16

AF14

AF13

AD3

AC3

AD9

AF4

M24

M5

U3

V1

Y3

W1

T3

U2

AA2

V3

L2

R2

T4

P3

AB3

N6

AA7

P2

AA5

Y6

W5

R3

AF3

V6

AE2

AC2

AB1

T6

AF19

AF15

R5

P6

AD10

N5

M6

AD22

K6

H2

J5

G6

H6

G5

F5

F4

F2

E3

AB4

N3

AF12

AD5

H4

AC7

AC5

J6

H23

K4K5

L6

K23

AB6

M2

M4

M3

AA6

Y23

Y2

W6

W4

V5

V2

U6

U4

T5

R6

R4

AF18

AF17

AE10

AE8

AD4

P4

P1

N4

F1

E1

D1

C1

AA1

AF9

N1

AF2

AF25

AF1

AE3

AE19

AE17

AE13

AD8

AE11

AD6

AE9

AC23

AC4

AE5

AE1

AA4

AD2

V4

L4

J4

AC6G4

AB23

AB7

AB5

AB2

AJ21

AG5

AJ5

AH24

AH21

AH20

J7

AH19

AH18

AH17

AH14

AH12

M14

AH11

AH9

AH8

AH6

AH2

AG21

AG16

AG15

T18

AG7

R18

AF27

P18

M16

M15

T12

R12

P12

Y7

W7

L7

K7

H7

AG3

AE28

AH4AG4

AG1

AJ3

AG2

AH3

AB28

AH5AJ4

R590

12

C120

12

C738

12 C739

12C627

12C620

12C593

12C576

12C572

12C571

12C567

12C563

12

C557

12

C681

12 C682

12 C683

12 C733

12 C734

12 C735

12 C736

12 C737

12C679

12C587

12

3.8B<

3.9B< 3.9B<

4.4A<

3.8L>

3.9L>

3.9L> 3.9L> 3.8L> 3.8L> 3.8L>

3.4K> 3.4K> 3.4K>

3.4K> 3.4K> 3.4K>

3.4K>

3.4K> 3.3K> 3.3K>

13.6N> 13.5N>

www.laptop-schematics

.com

Page 8: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

GND

GND

1/16W1%27.4

VCC3A

GND

10V

10%

0.01UF

10V

10%

0.01UF

10V10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

10V10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

10V10%

0.01UF

10V10%

0.01UF

10V10%

0.01UF

10V10%

0.01UF

10V

+80% -20%

22UF

VCC3A

GMCH3(2/3)

SMREFB

SMREFA

SMRCLK

SMOCLK

SMRCOMP

SMCAS#

SMRAS#

SMCKE5

SMCKE4

SMCKE3

SMCKE2

SMCKE1

SMCKE0

SMBA1

SMBA0

SMECC7

SMECC6

SMECC5

SMECC4

SMECC3

SMECC2

SMECC1

SMECC0

SMMA12

SMMA11

SMMA10

SMMA9

SMMA8

SMMA7

SMMA6

SMMA5

SMMA4

SMMA3

SMMA2

SMMA1

SMMA0

SMWE#

SMDQM7

SMDQM6

SMDQM5

SMDQM4

SMDQM3

SMDQM2

SMDQM1

SMDQM0

SMCS5#

SMCS4#

SMCS3#

SMCS2#

SMCS1#

SMCS0#

SMCLK5

SMCLK4

SMCLK3

SMCLK2

SMCLK1

SMCLK0

VCCQSM

VCCQSM

VCCSM

VCCSM

VCCSM

VCCSM

VCCSM

VCCSM

VCCSM

VCCSM

VCCSM

VCCSM

VCCSM

VCCSM

VCCSM

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

SMMD63

SMMD62

SMMD61

SMMD60

SMMD59

SMMD58

SMMD57

SMMD56

SMMD55

SMMD54

SMMD53

SMMD52

SMMD51

SMMD50

SMMD49

SMMD48

SMMD47

SMMD46

SMMD45

SMMD44

SMMD43

SMMD42

SMMD41

SMMD40

SMMD39

SMMD38

SMMD37

SMMD36

SMMD35

SMMD34

SMMD33

SMMD32

SMMD31

SMMD30

SMMD29

SMMD28

SMMD27

SMMD26

SMMD25

SMMD24

SMMD23

SMMD22

SMMD21

SMMD20

SMMD19

SMMD18

SMMD17

SMMD16

SMMD15

SMMD14

SMMD13

SMMD12

SMMD11

SMMD10

SMMD9

SMMD8

SMMD7

SMMD6

SMMD5

SMMD4

SMMD3

SMMD2

SMMD1

SMMD0

1/16W5%101/16W5%10

1/16W5%101/16W5%10

GND

50V10%

22PF

1/16W1%249

1/16W

1%

49.9

GND

16V10%

0.1UF

SMREF

1/16W5%101/16W5%10

1/16W5%10

RPACK4 1/32W5%10

1/16W5%10

RPACK4 1/32W5%10

RPACK4 1/32W5%10

RPACK4 1/32W5%10

RPACK4 1/32W5%10

RPACK4 1/32W5%10

RPACK4 1/32W5%10

RPACK4 1/32W5%10

RPACK4 1/32W5%10

RPACK4 1/32W5%10

RPACK4 1/32W5%10

RPACK4 1/32W5%10

VCC3A

VCC3A

GND

GND

10V10% 0.1UF

10V10% 0.1UF

GND

GND

50V

10%

220PF

50V

10%

220PF

50V

10%

220PF

50V

10%

220PF

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K

OUT

NC

OUT

OUT

OUT

OUT

OUT

OUT

IN

NC

NCNC

OUT

OUT

OUT

OUT

OUT

C3225Y5V1A226Z(01K2614)

PLACENEARALMADOR

NEAR PIN A8

NEAR PIN A12

NOSTAB X4

1005

SDRAMCLK3_133M1005

1005

SDRAMCLK2_133MSDRAMCLK1_133MSDRAMCLK0_133M

1005

NO_ASM

NO_ASM

1005

NO_ASM

1005

SDQM<7..0>-SCS<5..0>

67

5

23

34

210

01

1005SBS<1..0>

1005

1005

1608

1005THIN

1005

1608

MA<12..0>

1211109876543210

3225

6362

6061

575859

5556

525354

5051

474849

4546

424344

394041

3738

363534

3233

293031

0

3

12

01

2728

242526

212223

1920

161718

1415

111213

910

678

45

23

10

CKE<5..0>

MD<63..0>

1608

1608

1005THIN

1005THIN

1005THIN

1005THIN

1005

-MWE

1005

-SRAS

1005

-SCAS

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

NO_ASM

1005

1005

NO_ASM

_______

U65

A8

A22

C8

A20

B7

C16

B9

C20C6

B19

B11

D23

B5

A17B17

A16

A3

G2

L5

P25

C14C26

H25

A7

B25

E24

D25

F24

A12

C24

B13

E26

A14

B23

A15

B21

A6

E23

C10

A18

C12

B24

C3

D24

A9

C18

A13

A24

B3

A23

A10

A19

N2

G22

F23

G21

F21F19

F22

F17

F20

F15

F18

F13

F16

F11

F14

F9

F12

F7

F10

F8

F6

E21

E25

E19

E22

E17

E20

E15

E18

E13

E16

E11

E14

E9

E12

E7

E10

E5

E8

D22

D21

D20

D19

D18

D17

D16D15

D14

D13D12

D11

D10

D9

D8

D7

D6

D4

D2

B15

C25

C23

B26

B22

B20

B18

B16

B14

B12

B10B8

B6

B4

B2

A25

H5

K2

L25

P5

D26

C22

C4

A11

A5

A21

A4

G23

E6

E4

D5

C21

C19

C17

C15

C13

C11

C9

C7

C5

A26

B28C28E27

G20

G10

G19

G11

P17

P16

P15

P14

P13

N28

A27

N18

C27

N17

D27

N16

C29

N15

D29

N14

N13

N12

M18

M17

M13

M12

K28

G28

G9

D28

B27

R596

1 2

R736

1 2R710

1 2 R656

1 2 R621

1 2

R742

1 2

R7411

2

R218

1 2

R228

1 2

R252

1 2

R156

1 2

C721

12

C722

12

C7231

2

C724

12

C725

12

C7261

2

C727

12

C728

12

C7291

2

C730

12

C731

12

C7321

2

C720

12

C740

12

C741

12

C115

1 2

C274

1 2

C592

12

C633

12

C656

12

C657

12

RN517 8

RN513 4RN511 2RN515 6

RN535 6RN537 8RN533 4RN531 2

RN525 6RN527 8RN521 2RN523 4

12.1B< 12.5B< 12.4N< 12.1L<

12.8B< 12.4B<

12.3N<

12.8B<

12.5N>

12.8N>

12.5B>

12.5B> 12.5N>

www.laptop-schematics

.com

Page 9: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

GND

1/16W

5%

8.2K

1/16W

5%

8.2K

1/16W

5%

8.2K

RPACK41/32W

5%

8.2K

RPACK41/32W

5%

8.2K

RPACK41/32W

5%

8.2K

RPACK41/32W

5%

8.2K

RPACK4 1/32W

5%

8.2K

RPACK4 1/32W

5%

8.2K

RPACK4 1/32W

5%

8.2K

1/16W

5%

8.2K

1/16W

5%

8.2K

1/16W

5%

8.2K

GND

GND

1/16W1%1K

1/16W1%1K

50V10%470PF

50V10%470PF

1/16W1%82.5

1/16W1%82.5

AGPREF_GMCH_0R75

AGPREF_GRX_0R75

GMCH3(3/3)

REFSET

RAMREFB

RAMREFA

DVOARCOMP

DVOAINTR#

DVOAFLD/STL

DVOACLK#

DVOACLK

GMRCLK

GMGCLK

RQ7

RQ6

RQ5

RQ4

RQ3

RQ2

RQ1

RQ0

DQ_B7

DQ_B6

DQ_B5

DQ_B4

DQ_B3

DQ_B2

DQ_B1

DQ_B0

DQ_A7

DQ_A6

DQ_A5

DQ_A4

DQ_A3

DQ_A2

DQ_A1

DQ_A0

CTM#

CTM

CMD

SIO

SCK

CFM#

CFM

DVOA_D11

DVOA_D10

DVOA_D9

DVOA_D8

DVOA_D7

DVOA_D6

DVOA_D5

DVOA_D4

DVOA_D3

DVOA_D2

DVOA_D1

DVOA_D0

DVOAHSYNC

DVOAVSYNC

DVOABLANK#

DVOACLKINT

DDC2DATA

DDC2CLK

DDC1DATA

DDC1CLK

I2CDATA

I2CCLK

BLUE#

BLUE

GREEN#

GREEN

RED#

RED

HSYNC

VSYNC

DREFCLK

GBOUT

GBIN

RESET#

VSSAHPLL

VSSADPLL1

VSSADPLL0

VSSADAC

VSSACPLL

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VCCA_DPLL1

VCCA_DPLL0

VCCA_HPLL

VCCA_CPLL

VDDLM

VDDLM

VDDLM

VDDLM

VDDLM

VDDLM

VDDLM

VCCDVO

VCCDVO

VCCDVO

VCCQAGP

VCCQAGP

VCCAGP

VCCAGP

VCCAGP

VCCAGP

VCCAGP

VCCAGP

VCCAGP

VCCAGP

VCCA_DAC

VCCA_DAC

VCCHUB

VCCHUB

VCCCMOS

VCCCMOS

VCCCMOS

VCCCMOS

VCCLM

VCCLM

VCCLM

VCCLM

VCCLM

VCCLM

VCCLM

VCCLM

VCCLM

VCCGPIO

VCCGPIO

HLSTRB#

HLSTRB

HLREF

HLRCOMP

HL10

HL9

HL8

HL7

HL6

HL5

HL4

HL3

HL2

HL1

HL0

SB_STB#

SB_STB

AD_STB1#

AD_STB1

AD_STB0#

AD_STB0

AGPRCOMP

AGPBUSY#

ST2

ST1

ST0

WBF#

RBF#

SBA7

SBA6

SBA5

SBA4

SBA3

SBA2

SBA1

SBA0

PIPE#

G_GNT#

G_REQ#

G_STOP#

G_PAR

G_TRDY#

G_IRDY#

G_DEVSEL#

G_FRAME#

G_AD31

G_AD30

G_AD29

G_AD28

G_AD27

G_AD26

G_AD25

G_AD24

G_AD23

G_AD22

G_AD21

G_AD20

G_AD19

G_AD18

G_AD17

G_AD16

G_AD15

G_AD14

G_AD13

G_AD12

G_AD11

G_AD10

G_AD9

G_AD8

G_AD7

G_AD6

G_AD5

G_AD4

G_AD3

G_AD2

G_AD1

G_AD0

G_CBE3#

G_CBE2#

G_CBE1#

G_CBE0#

AGPREF

VHUB_REF_0R9 1/16W

1%

54.9

1/16W5%47 VCC3B

GNDGND

10V

10%

0.01UF10V

10%

0.01UF

VCC1R8BVCC3A

1/16W

1%

60.4

1/16W

1%

226

1/16W 1%

60.4

GND

RPACK41/32W

5%

8.2K

RPACK41/32W

5%

8.2KRPACK41/32W

5%

8.2KRPACK41/32W

5%

8.2KRPACK41/32W

5%

8.2K

VCC1R5B

1/16W

5%

2.2K

1/16W

5%

2.2K

VCC1R5B

1/16W

5%

1K

GND

1/16W

5%

8.2K

1/16W

5%

8.2K

RPACK4 1/32W5%10K

RPACK4 1/32W5%10K

RPACK4 1/32W5%10K

RPACK4 1/32W5%10K

RPACK4 1/32W5%10K

RPACK4 1/32W5%10K

RPACK4

1/32W

5%

10K

RPACK4

1/32W

5%

10K

VCC1R5B

VCC1R5B

VCCCPU1R2BVCCCPU1R2B VCC1R5B

VCC1R5B

VCC1R5B

GND

1/16W

5%

2K

1/16W

5%

560

VCC1R8B

GND

1/16W

5%

100K

GND

16V

10%

0.01UF

VCC1R5B

1/16W

5%

10K

GND

16V10%0.01UF

OUT

IN

NC

NCNC

NC

OUT

NC

IN

IN

NC

OUT

OUT

IN

NC

NC

NC

NC

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L M N P Q

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

NC

NC

OUT

NC

OUT

NC

IN

IN

NC

OUT

NC

IN

NC

NC

NC

NCIN

NC

NCNCNC

NCNC

NC

NC

NC

NCNC

NCNC

NC

NCNC

NC

NCNC

NC

NC

OUT

OUT

OUT

OUT

NC

OUT

OUT

OUT

OUT

IN

NC

NC

OUT

NC

IN

NCNC

NCNC

NC

NC

OUT

NC

NC

IN

MIDDLE OF HUB LINK

LAYOUT GUIDE:PLACE THIS DIVIDER IN THE

GMCH3-MPLACE NEAR TO

NEAR PLACEPIN G7.AE6

THAN 0.5"

STUB MUSTBE LESS

LESS THAN 0.1 INCHSTUB SHOULD BE KEPT TO

10MIL<0.5"

BE LESSSTUB MUST

THAN 0.5"

47OHM&0.01UF:NEAR GMCH<=0.5

NO_ASM

1005

1005

1005

1005

1005

1005

1005

GPAR

1005

1005

1005

1005

-GSTOP

1005

1005

1005

1608-HUB_STB

HUB_STBHUBLNK<10..0>

109876

345

10

2-GAD_STB0

GAD_STB0

GAD_STB1

-GSB_STBGSB_STB

-GAD_STB1

GST0

GST2GST1

GSBA<7..0>-GRBF

-GREQ-GGNT

-GIRDY-GTRDY

-GDEVSEL-GFRAME

GC_BE<3..0>GAD<31..0>

765

234

10

28293031

171819

2120

222324

272625

987

1110

141312

1615

01

432

65

3210

1608

1608

1608

1608

-AGPBUSY

1608

1005

1005

1608

1608

1005THIN

1005THIN

-GPIPE

1005

1005

-PCIRSTHLCLK_GMCHM_66M

1005

1005

GMCHM_GBOUT_66M

_______

U65

AD17

AD19

AE14

AD15

AE6

AD24

AD26

AF24

AC24

AE25

AD25

AE24

AA24

AB24

Y26W24

Y24

T25

AB25

V26

AD16

W26

Y25

U24

T26

AA26

M26

V25

M25

R26

R24

L26

AF6

U26

J26

AF23

N26

F25

K26

J24

K25

G26

K24

L24

F26

H24

G24

W2

N25

U5

AE22

AF7

AD11

AD7

AE20

AF22

AD21

G25

AE16

AC21

AC19

AC11

AC9

J25

Y5

W25

U25

T2

R25

AD23

AD13

P26

N24

H26

AB26

AF21

AF26

AE26

AE18

AE23

AE21

AD20

AD18

AD14

AE15

AD12

AE7

AA23

W23

AC25

AC22

AC20

L23

J23

AC10

AC8

AA25

T13

R17

V28

R16

V27

R15

U27

AG24

R14

AJ24

R13

T27

AJ6

T29

AG6

AJ14AG14

G7

N27

AJ13AG13AH13

N29

AG12

M27

AJ12

V16

AG11

V15

M28

AG8

V14

M29

AJ8

K27

AG9

K29

AJ9

J27

AG10AJ10AH10AJ11

J28

AJ20

J29

AG20AJ19

R27

AG19

P29

AJ18

L27

AG18AJ17

AG27

AG17

AJ15AH15AH7AJ7

AH16AJ16

AJ26AG25AH25AJ25

AG23AH23AJ23AG22AH22

F28

AJ22

G29

G27

E28

AD27

E29

AE27

F27F29H27

AH27

H29

AH28

H28

AG28AG29

AA28

AF28

AA27

AF29

U28

AD28

U29

AE29

L28L29

AG26

AB27AC29AC28AB29

AH26

G8

Y28

W28

Y27

V18

V17

V13

AA29

V12

AD29AC27

U18

U17

P28

U16

P27

U15

U14

R28

U13

R29

U12

Y29

T28

W27

T17

T16

AJ27

T15

W29

T14

V29

R808

1 2

R807

1 2R809

1 2

R810

1 2

R38

12

R174

12

R788

1 2

R41

12

R749

12

R7431

2

R169

12 R81

12

R53

12

R82

12

R17

12

R796

12

R798

12

R799

12

R744

12

R748

12

R346

12

R345

12

R2071

2

R83

12

C580

1 2

C569

1 2

C7431

2

C7421

2

C2861 2

C791

2

RN49

12 RN49

56

RN573 4

RN563 4

RN49

34

RN49

78

RN50

78

RN50

56

RN50

34

RN50

12

RN41

34

RN41

78

RN41

56

RN41

12

RN565 6RN571 2

RN567 8RN561 2

RN57

78

RN57

56

48.2D> 48.2D>

14.7N<> 14.7N<> 14.8N<>

48.5K> 48.5K>

48.5K>

48.5K> 48.5K> 48.5K>

48.7K<

48.6K< 48.7K<

48.6K< 48.5K>

48.2D> 48.2D>

48.3D< 48.3D<

48.3D< 48.3D<

48.4D< 48.7D<

15.2M< 48.4K>

48.5K>

14.4C> 13.5Q> 13.5B<

www.laptop-schematics

.com

Page 10: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

VCC1R8B

GND

GND

10V10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

10V10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

GND

10V10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

6.3V

20%

22UF

VCC1R8B

50V5%

82PF

GND

10V

10%

0.01UF

10V

10%

0.01UF

1/16W

1%

301

10V10%

0.01UF

10V

10%

0.01UF

50V

5%

82PF

10V10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

10V

10%

0.01UF

6.3V

20%

22UF

VCC1R5B

16V+80% -20%

0.1UF

1/16W

5%

0

1/16W

1%

301

1/16W

1%

56.2

50V10%

470PF

VHUB_REF_0R9

16V+80% -20%0.1UF

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005

1608

1608

1608

1005

1005

3225 JMK325BJ226MM

3225 JMK325BJ226MM

NO_ASM

NO_ASM

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

1005THIN

NO_ASM

1005THIN

NO_ASM

1608

_______

R8111

2

R815

12

R8141

2

R8121

2

C581

12

C607

12

C583

12

C753

12

C13

12

C7521

2

C754

12

C7551

2

C756

12

C757

12

C7581

2

C761

12

C762

12

C9

12

C191

2

C25

12

C759

12

C760

12

C7

12

C8

12

C111

2

C12

12

C20

12

C26

12

C28

12

www.laptop-schematics

.com

Page 11: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

VCC3A

GND

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

GND

1/16W5%

100

144

140

138

136

134

132

130

128

126

124

122

120

118

116

114

112

110

108

106

104

102

100

98

96

94

92

90

88

86

84

82

80

78

76

72

70

66

64

8

6

4

2

60

58

56

54

52

50

48

46

44

42

40

38

36

34

32

30

28

26

24

22

20

18

16

14

12

10

143

139

137

135

133

131

129

127

125

123

121

119

117

115

113

111

109

107

105

103

101

99

97

95

93

91

89

87

85

83

81

79

77

75

73

67

65

63

59

57

55

53

51

49

47

45

43

41

39

37

35

33

31

29

27

25

23

21

19

17

15

13

11

9

7

5

3

1

A141

A71

A69

A61

A142

A74

A68

A62

B142

B74

B68

B62

B141

B71

B69

B61

CA0036_152_SHN320

GND

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

10V

+80% -20%

0.22UF

1/16W5%0

GND

50V

10%

470PF

50V

10%

470PF

50V

10%

470PF

50V

10%

470PF

VCC5M

16V10% 0.01UF

VCC3A

VCC3AVCC3B

16V10% 0.01UF

GND

VCC3A

10V

+80% -20%

0.22UF

IN

IN

IN

OUT

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

BI

IN

OUT

BI

NCNC

OUT

NCNC

NCNC

NCNC

BI

IN

IN

BI

OUT

OUT

IN

VCC3A/VCC5M STICH

VCC3A/VCC3B STICH

QUASAR DUAL DIMM CONNECTOR

1005

FFFFFFF

1005

1005

1005

1005

1005

1005

1005

10051005

3 01

2

23

32

31

28

3029

2726

2425

910

212223

20

171819

68

16

1

15141312

111098

10

2

0

7654

32

01

11

7

12

543

63626160

59

5758

56

76

1

53

5554

52

495051

48

0

45

4746

44

43424140

5

0

39383736

35343332

4

SDRAMCLK3_133MDIMM1_SCL

DIMM1_SDA

-MWE-SRAS

SDRAMCLK2_133M

MA<12..0>

SDQM<7..0>

DIMM0_SDA

SDRAMCLK0_133M

DIMM0_SCL

SBS<1..0>

SDRAMCLK1_133M

-SCAS

CKE<5..0>

1

-SCS<5..0>

1005

1005

1005

F

1005 F

1005 F

1005

1005

1005

_______

MD<63..0>J21

31292725232119

7

31

5

171513119

110108106104

152

102

150

100

147

98

146

96

143

94

141

92

139

90

137

88

135

86

133

84

131

82

129

80

127

78

125

76

123

74

121

72

119

70

117

68

115

66

113

64

111

62

109

60

107

58

105

56

103

54

101

52

99

50

97

48

95

46

93

44

91

42

89

40

87

38

85

36

83

34

81

32

79

30

77

28

75

26

73

24

71

22

69

20

67

18

65

16

63

14

61

12

59

10

57

8

55

6

53

4

51

2

494745434139373533

151149148145

144142140138136134132130128126124122120118116114112

R113

12

R816

12

C581

2

C1591

2

C646

12

C648

12

C649

12

C637

12

C1601

2

C647

12

C1801

2

C1281

2

C319

12

C971

2

C1041

2

C571

2

C1811

2

C1291

2

9.8N> 46.3F<>

46.3F<>

9.6Q> 9.3Q>

9.8Q>

9.6Q>

9.7Q>

46.3F<>

9.8Q>

46.3F<>

9.5Q>

9.8Q>

9.3Q>

9.4Q>

9.8Q>

9.8A<

www.laptop-schematics

.com

Page 12: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/16W5%331/16W5%331/16W5%33

1/16W5%101/16W5%10

1/16W5%33

1/16W5%331/16W5%33

1/16W5%33

1/16W5%33

1/16W5%33

1/16W5%33

50V5%5PF 50V

5%5PF

1/16W5%100

GND

FA_365_14R31818M

GND

VCC3BVCC3B

1/16W

5%

10K

1/16W

5%

330

1/16W

5%

330

VCC3B

GND

16V+80% -20%

0.1UF

16V+80% -20%0.1UF

16V+80% -20%0.1UF

16V+80% -20%0.1UF

16V+80% -20%0.1UF

16V+80% -20%0.1UF

GND16V+80% -20%0.47UF

GND

BLM11P600S

BLM11P600S

GND

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

1/16W5%22

1/16W5%10

1/16W5%33

SCLK

VDD

VDD

VDD

VDD

VDD

VDD

VDD

VDD

VDDA

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSSA

VSS_IREF

SEL2

SEL1

SEL0

MULT0

-PWR_DWN

-CPU_STP

-PCI_STP

66IN/3V66_5

SDATA

-VTT_PG

XIN

XOUT

CPU0

-CPU0

CPU1

-CPU1

CPU2

-CPU2

3V66_0

3V66_1/VCH

66B0/3V66_2

66B1/3V66_3

66B2/3V66_4

PCI_F0

PCI_F1

PCI_F2

PCI0

PCI1

PCI2

PCI3

PCI4

PCI5

PCI6

USB48M

DOT48M

REF

IREF

C9827

VCC3B

GND

VCC3B

1/16W

5%

10K

1/16W5%10K

GND

1/16W

1%

221

GND

1/16W

1%

61.9

1/16W

1%

61.9

1/16W

1%

61.9

1/16W

1%

61.9

1/16W

1%

475

1/16W

1%

475

1/16W5%33

1/16W5%33

1/16W5%33

1/16W5%33

16V+80% -20%0.1UF

1/16W5%10

6.3V

+80% -20%

10UF

6.3V

+80% -20%

10UF

6.3V

+80% -20%

10UF

6.3V

+80% -20%

10UF

DTC144TE

1/16W5%0

GND

1/16W

1%

348

1/16W1%51.1

1/16W

1%

137

1/16W1%26.71/16W5%331/16W5%33

GND

1/16W

5%

240K

OUT

OUT

IN

OUT

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

OUT

OUT

IN

OUT

OUT

OUT

OUT

OUT

OUT

NC

OUT

OUT

NC

IN

IN

OUT

IN

OUT

IN

OUT

NC

OUT

OUT

OUT

IN

OUT

OUT

NC

NC

IN

SEIKO EPSON FA-365

CPU

66M

100M

133M

0

1

0

1

SEL0SEL1

0

0

1

11

1

SEL2

1

1

200M

NEAR GMCH3

NEAR GMCH3

NEAR CPU

NEAR CPU

PLACE 0.47UFCLOSE TO PIN.44

CL=12PF

1005

-CPU_STP

10051005

1005

1005

1005

1005

1005

1005

1005

1608

HLCLK_ICH3M_66M1005

CLKGEN_SDACLKGEN_SCL

VCC3B_C9827_VDD

21252125

LPCCLK_GA_33M

LPCCLK_SIO_33M

PCICLK_MPCI1_33M1005

1005

PCICLK_CB_33M

PCICLK_DOCK_33M

LPCCLK_FWH_33M

LPCCLK_H8_33M

USBCLK_48M

1005

1005

1005

1005

1005

1005

AGPCLK_66M1005

1608

1608

1608

1608

1005

1005

1005

1005

10051005

1005

1005

1005

SIO_14M

-CPUCLK_CPU_133M

CPUCLK_CPU_133M

-PCI_STP

-PM_SLP_S1

NO_ASMNO_ASM

SELPSB0SELPSB1

1608

ICH3M_14M

CPUCLK_GMCHM_133M

-CPUCLK_GMCHM_133M

HLCLK_GMCHM_66M

1608

1005

1005 1005

CRYPT_14M

VIDEO_14M

2125 2125

VTTPWRGD_3M

1005

1005 1005 PCICLK_FR_ICH3M_33M

1608

1608

APICCLK_CPU_33M

1005

1005

1005

1005

1608

APICCLK_ICH3M_33M16081608

GMCHM_GBOUT_66M

1005

1005

_______

VDDA_CLKGEN

U2

16

15

14

13121110

4

2

1

3

98

765

56

5554

53

5251

50

4948

47

46

4544

43

42

41

40

3938

37

36

3534 33

32

31

3029

28

27

26

25

24232221

20

19

1817

Y3

1 2

Q42

1

2

3

R371 2

R153

12

R165

12

R163

12

R164

12

R175

12

R172

12

R4271 2

R1951 2

R4011 2

R4001 2

R16

1 2

R187 1 2R171 1 2

R1851 2

R1701 2 R184

1 2R1831 2

R1821 2

R1671 2

R159

1 2

R154

12

R152

12

R166 1 2R179 1 2R178 1 2

R1681 2

R147

12

R451 2

R44 1 2

R95

1 2

R1291

2

R148

1 2

R161

12

R329

12

R286

1 2

R302

12

R246

1 2R242

1 2

R194

1 2

R98

12

C121

1 2C449

12

C448

12

C282

12

C442

12

C177

12 C152

12

C220

1 2

C205

1 2

C213

1 2

C222

1 2

C204

1 2

C212

1 2

C206

1 2

C676

12

C675

12

L13

12

L14

12

15.1M>

14.2C<

46.3F<> 46.3F<>

22.7B<

24.6A<

39.6B< 28.5M<

40.4K<

19.7B<

20.8B<

14.2C<

48.3D<

24.5F<

3.2A<

3.2A<

15.1M>

15.2M>

3.2K> 3.2K>

14.2C<

8.2A<

8.2A<

10.7P>

46.4F<

48.4K<

67.7B< 66.6M< 66.1P>

14.2C< 3.1A< 15.3M<

10.7P>

www.laptop-schematics

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Page 13: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

VCC3B

RPACK4

1/32W

8.2K

5%

RPACK4

1/32W

8.2K

5%

RPACK4

1/32W

8.2K

5%

RPACK4

1/32W

8.2K

5%

RPACK4

1/32W

8.2K

5%

1/16W5%0

1/16W1%36.5

GND

1/16W5%1K

1/16W5%10K

1/16W5%0

1/16W

5%

10K

1/16W

5%

100K

1/16W5%47

1/16W5%47K

1/16W5%10K

GND

VCC3B

1/16W

5%

10K

1/16W

5%

10K

VCC3M

VCC3B

1/16W

5%

8.2K

ICH3(1/3)

DPSLP#

INIT#

FERR#

INTR

SMI#

NMI

STPCLK#

CPU_SLP#

CPUPWRGD

IGNNE#

A20M#

A20GATE

RCIN#

INTRUDER#

SMLINK1

SMLINK0

SMBDATA

SMBCLK

SMBALERT#/GPIO11

EE_DOUT

EE_DIN

EE_SHCLK

EE_CS

LAN_RSTSYNC

LAN_RST#

LAN_CLK

LAN_RXD2

LAN_RXD1

LAN_RXD0

LAN_TXD2

LAN_TXD1

LAN_TXD0

AC_SDOUT

AC_SDIN1

AC_SDIN0

AC_BITCLK

AC_SYNC

AC_RST#

LAD3/FWH3

LAD2/FWH2

LAD1/FWH1

LAD0/FWH0

LFRAME#

LDRQ1#

LDRQ0#

HITERM

HI_STB#

HI_STB

HI11

HI10

HI9

HI8

HI7

HI6

HI5

HI4

HI3

HI2

HI1

HI0

HICOMP

RTCRST#

RTCX2

RTCX1

VBIAS

CLK48

CLK14

PCICLK

CLK66

GPIO17/GNTB#/GNT

GPIO16/GNTA#

GPIO1/REQB#/REQ5

GPIO0/REQA#

GNT4#

GNT3#

GNT2#

GNT1#

GNT0#

REQ4#

REQ3#

REQ2#

REQ1#

REQ0#

PCIRST#

PME#

CLKRUN#/GPIO24

PLOCK#

SERR#

PERR#

PAR

STOP#

DEVSEL#

TRDY#

IRDY#

FRAME#

AD31

AD30

AD29

AD28

AD27

AD26

AD25

AD24

AD23

AD22

AD21

AD20

AD19

AD18

AD17

AD16

AD15

AD14

AD13

AD12

AD11

AD10

AD9

AD8

AD7

AD6

AD5

AD4

AD3

AD2

AD1

AD0

C/BE3#

C/BE2#

C/BE1#

C/BE0#

1/16W 5% 10M1/16W 5% 10M

VBIAS

50V5%18PF

GND

50V5%

18PF

MC306_32R77K

GND

16V

10%0.01UF

VHUB_REF_0R9

GND

GND

1/16W5%47

1/16W5%47K

TESTPAD

1/8W5%0

1/16W

5%

10K

VCC3M

GND

1/16W

5%

100K

GND

50V10%

330PF

GND

1/16W5%10K

1/16W5%10K

RPACK41/32W 225%

RPACK41/32W 225%

RPACK41/32W 225%

RPACK41/32W 225%

1/16W

5%

100K

RTCVCC

BI

IN

BI

BI

BI

BI

BI

OUT

OUT

OUT

IN

NC

BI

IN

IN

OUT

BI

OUT

OUT

OUT

IN

BI

BI

IN

OUT

BI

OUT

BI

BI

BI

BI

OUT

IN

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

OUT

IN

BI

BI

OUT

IN

IN

OUT

IN

OUT

BI

OUT

BI

IN

OUT

OUT

OUT

IN

IN

IN

BI

NC

BI

NC

BI

BI

NC

OUT

OUT

BI

BI

BI

BI

PLACE IN

10MIL<0.5"

MINIPCI

ARRANGED FOR WIREING REASONCONNECTION CAN BE

-REQ/-GNT

0

1

2

CARD BUS

DOCK

3

DIMM WINDOW

BIT-X

NEAR ICH3

1005

NO_ASM

1005

-INTRUDER

1005

1005X4

1005X4

1005X4

1005LANTXD0LANTXD1

LANPHYRST

LANPHYCLKLANRXD2LANRXD1LANRXD0LANTXD2

1005X4

1005X4

1005X4

1005

-ICHLANRST

2125NO_ASM

NO_ASM1005

AC97_SDIN0

1005

1005

1005

1005X4

1005X4

1005X4

-INIT

INTR-SMINMI-STPCLK

-IGNNE-A20M

-RTCRST

USBCLK_48M

AC97_SYNC

AC97_SDIN1

-AC97_RST

-LPC_DREQ0

HUBLNK<10..0>

CPUPWRGDHLCLK_ICH3M_66M

EE_DOUTEE_DIN

EE_SHCLKEE_CS

-LPC_FRAME

LPC_AD<3..0>

32

01

1608 1608

ICH3M_14MPCICLK_FR_ICH3M_33M

AD<31..0>

210

34567

98

1112

10

1314151617181920

2221

01

32

2324252627

302928

31

C_BE<3..0>

-IRDY-FRAME

-DEVSEL-TRDY

-STOP

-PERR

-LOCK-SERR

-CLKRUN

-PCIRST

-REQ0

-REQ2

-GNT0

-GNT2

-REQ3

-GNT3

01

432

56

987

10

1608

PAR

-KBRCKBGA20

HUB_STB-HUB_STB

1005

1005

1005

AC97_BITCLK

AC97_SDOUT

-DPSLP

-PME

1005

1005NO_ASM

-FERR

1005

1005

SMB_CLKSMB_DATA

1005

1005

1005

1005

1005 1005

_______

1005

TP21

U5

A8C8

B7

B9

B11

F3

D3

Y1

H1

J3

A3

G1

H3

J2

K3

G2

J1

K1

L1

U1

R1

M1

E2

L5

AC3

M5

U3V1

W1

T3U2

L2

R2

A7

P3

C10

A9

B3

A10

M23

P2

Y22

N22

Y6

P21

W21

P23

AC2

N2

H2G5

F20

F5

F4

F2

E9

E8

D11

D10D8

D7

D4

D2E3

B6

B4

N3

H5

H4

AC7 J22

AC5

AB22

K2

K4

K5L22

AA21

M2

M21

M4

M3

Y23Y21

Y5

V23

U22

U4

T23

T5

T2

R22

R4

P5

P4

P1

N4

F1

E1

D1

C4

N1

A4

AC4

AA23

W23

U23

L4

J23

J4

AC6

G4

AB23

E4

D5

AB7

C11

AB5

C9

AB2

C7

Y7

L19

R19N19P19M19

R20

N20

K19

T19

Y6

1 4

R193

1 2

R201

1 2

R200

12

R206

1 2

R205

1 2

R39

12

R500

12

R423

1 2

R102

1 2

R97

1 2

R103

12

R132

12

R836

12

R351

12R352

12

R51

1 2

R55

1 2

R3

12

R87

12

R1145

12

R139

1 2

R23

1 2

R341

12

C326

12

C348

12

C123 12

C803

12

RN761 2

RN76

7 8

RN76

5 6

RN76

3 4

RN1

7531

8642

RN22

7531

8642

RN2

7531

8642

RN25

7531

8642

RN21

7531

8642

46.3F>

44.6M< 44.6M<

44.6M<

44.5B> 44.6B> 44.6B> 44.6B> 44.6M< 44.5B>

32.7A<

19.7B< 3.1A<

3.1A< 3.2K> 3.1A< 3.1A<

3.3K> 3.2K>

19.3P>

13.4Q>

44.5M< 39.3B< 32.7A<

44.5M> 44.2D>

44.5M< 39.2N< 32.7A<

24.5F>

10.0A<

4.5A< 13.5Q>

44.5M< 44.5M> 44.5M< 44.6M<

24.6A< 22.7B< 20.7B< 19.6J<

24.6A<> 22.7B<> 20.7B<> 19.7J<>

13.3Q> 13.5Q>

40.9A< 39.8B< 28.7D<

40.8A< 39.8B< 28.4D<

40.7L< 39.5B< 22.3B< 28.7M> 40.7L< 39.4N< 22.4B< 28.7M>

40.6L< 39.4N< 28.7M> 40.6L< 39.4N< 28.7M>

40.6L< 39.4N< 28.7M>

40.6L< 39.4B< 28.7M>

40.5L> 28.6M> 40.6L< 39.4B< 28.6M>

40.7L< 39.4B< 22.7B< 20.7B< 28.5M> 24.5F>

46.3F< 46.2F< 39.6P< 24.6A< 22.7B< 20.8B< 19.7B< 10.7P<

28.6M>

40.4F>

28.6M>

40.4F<

39.6B>

39.6P<

40.7L< 39.5P< 28.7M>

20.3Q> 20.6B>

10.0A< 10.0A<

44.5M< 39.2B< 32.7A<

44.5B< 44.2D< 32.7A<

64.2Q< 3.1A<

22.4B< 20.7B< 39.6P> 28.5M>

3.3P>

46.3Q<> 46.3Q<>

www.laptop-schematics

.com

Page 14: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com1

/16W

5%

4.7K

1/16W5%0

1/16W5%511/16W5%0

1/16W5%511/16W5%0

1/16W5%0

1/16W5%01/16W5%51

1/16W5%51

1/16W5%0

1/16W5%10K

1/16W5%5.6K

GND

GND

1/16W5%10K

1/16W5%5.6K

1/16W

5%

4.7K

VCC3B

VCC3B

1/16W

5%

8.2K

1/16W

5%

8.2K

1/16W

5%

8.2K

1/16W

5%

10K

1/16W

5%

8.2K

1/16W 5% 511/16W 5% 51

VCC3B

1/16W

5%

100K

1/16W

5%

8.2K

1/16W

5%

10K

VCC3M

VCC3BVCC3M

ICH3(2/3)

C3_STAT#/GPIO21

STP_CPU#

STPPCI#/GPIO18

SUSCLK

RSMRST#

PWROK

PWRBTN#

SUSSTAT#

SLP_S5#

SLP_S3#

SLP_S1#/GPIO19

AGPBUSY#/GPIO6

BATLOW#

RI#

THRM#

SPKR

APICD1

APICD0

APICCLK

DPRSLPVR

SSMUXSEL/GPIO23

VRMPWRGD

CPUPERF#/GPIO22

USBLEDG5#/GPIO43

USBLEDG4#/GPIO42

USBLEDG3#/GPIO41

USBLEDG2#/GPIO40

USBLEDG1#/GPIO39

USBLEDG0#/GPIO38

USBLEDA5#/GPIO37

USBLEDA4#/GPIO36

USBLEDA3#/GPIO35

USBLEDA2#/GPIO34

USBLEDA1#/GPIO33

USBLEDA0#/GPIO32

GPIO5/PIRQH#

GPIO4/PIRQG#

GPIO3/PIRQF#

GPIO2/PIRQE#

USBRBIAS

USBP5N

USBP5P

OC5#

USBP4N

USBP4P

OC4#

USBP3N

USBP3P

OC3#

USBP2N

USBP2P

OC2#

USBP1N

USBP1P

OC1#

USBP0N

USBP0P

OC0#

SERIRQ

PIRQD#

PIRQC#

PIRQB#

PIRQA#

IRQ15

IRQ14

GPIO28

GPIO27

GPIO25

GPIO13

GPIO12

GPIO8

GPIO7

SDD15

SDD14

SDD13

SDD12

SDD11

SDD10

SDD9

SDD8

SDD7

SDD6

SDD5

SDD4

SDD3

SDD2

SDD1

SDD0

SDIOW#

SDIOR#

SIORDY

SDDACK#

SDDREQ

SDCS3#

SDCS1#

SDA2

SDA1

SDA0

PDD15

PDD14

PDD13

PDD12

PDD11

PDD10

PDD9

PDD8

PDD7

PDD6

PDD5

PDD4

PDD3

PDD2

PDD1

PDD0

PDIOW#

PDIOR#

PIORDY

PDDACK#

PDDREQ

PDCS3#

PDCS1#

PDA2

PDA1

PDA0

1/16W1%18.2

RPACK41/32W100K 5%

RPACK41/32W

8.2K

5%

RPACK41/32W

8.2K

5%

RPACK41/32W

8.2K

5%

RPACK41/32W

8.2K

5%

RPACK4

1/32W

100K

5%

GND

1/16W

5%

10K

VCC3M

1/16W 5% 0

1/16W

5%

100K

VCC3B

1/16W5%0

OUT

NC

IN

NC

OUT

IN

OUT

IN

OUT

OUT

OUT

IN

OUT

NCNC

OUT

NC

OUT

OUT

OUT

NC

IN

OUT

OUT

NC

IN

BI

OUT

BI

OUT

IN

IN

IN

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUTOUT

IN

OUT

IN

OUT

IN

OUT

OUT

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

NC

OUT

OUT

IN

OUT

IN

OUT

OUT

IN

OUT

IN

OUT

NC

OUT

OUT

OUT

OUT

IN

BI

BI

BI

BI

IN

BI

BI

BI

OUT

BI

BI

BI

OUT

NC

-PWRSWITCH_RSM

-THRM1005

1005

1005

GEY_VGATE

1005

1005

3MPWRG

1005

1005

1005

1005

1005

1005

1005

1005

1005 1005

PDREQ

PIORDY

-PDIOW

-CS3P

-PDIOR

-PDACK

PDA1

-CS1P

PDA0

NO_ASM

NO_ASM

-H8WAKE-H8SCI

-AGPBUSY

-PM_SLP_S1

0

21

43

5678

107 9

1211

13

1514

10

234

65

7

97 8

1110

12131415

NO_ASM

NO_ASM

SDA1

PDD<15..0>

SDA0

SDREQ

SDA2

-SDIOW

-SDACK

-SDIORSIORDY

SDD<15..0>

-DOCK_PMEIRQ14IRQ15-INTA-INTB-INTC-INTDIRQSER

1005

1005

10051005

1005

1005

1005

1005

10051005

1005

1005

1005

1005

1005

PDA2

-CS1S-CS3S

USB_OC0USBP0+USBP0-

USBP1+USBP1-

USBP2+USBP2-

USBP3+USBP3-

USBP4+USBP4-

USBP5+USBP5-

VID0_HVID1_HVID2_HVID3_H

VID4_H

-GEY_CPUPERF

GEY_MUXSELDPRSLPVR

ICH3M_SPKR

-BATLOW

-ICH_SLP_S3-ICH_SLP_S5-SUS_STAT

BPWRG

SUSCLK_32K

-PCI_STP-CPU_STP

-C3_STAT

USB_OC

APICD0APICD1

APICCLK_ICH3M_33M

1608

_______

1005X4

U5

D23

B5

B17

W3

Y4

Y3

AA2

W2

AB3

A12

A14A15

B21

A6

E23

A18

C12

A19

AA9

AA7

AA5

U21

U5

AB1

J21

G22

H22

F23G21

F21

E21E22

E17E16

E12D19D18

D15D14

D12

AB4

B16

B12

B2

AC21

AC19

AC17

AC15

AC13

AC11

AC9

H21

H23

AB20

AB18

AB16

AB14

AB12

AB10

AA19

AA17

AA15

AA13

AA11

AA10

AA6

Y2

W4

V21

V5

V2

C1B1

A11

A5

AA1

AA4

V4

AC22

AC20

AC18

AC16

AC14

AC12

AC10

G23

AB21

AB19

AB17

AB15

AB13

AB11

AB9

C5

AA18

AA14

G19

A2

W19

Y18

Y15Y16W13W15

Y14W16

W17Y17

Y19

Y11W9

Y10

Y9W11

W20

W12

Y12

Y13

J20J19

U20V19Y20

H20

R238

12

R336

12

R338

12

R350

12

R502

12

R845 12R846

12

R64

12

R275

12

R276

12

R241

1 2

R260

1 2

R2401 2

R247

1 2

R261

1 2

R245

1 2

R243

1 2

R249

1 2R264

1 2

R335

1 2

R234

1 2

R233

1 2

R236

1 2

R235

1 2

R237

12

R40

12

R135

1 2

R208

12

R2412

R120

12

R140

1 2

RN38

78

RN3

12

RN33

4

RN3

78

RN35

6

RN5

3751

4862

23.4J>

45.6K> 3.5E>

64.1J<

67.3Q>

17.6G<

17.6G<

17.6G<

17.5N<

17.6G<

17.6G<

17.5G<

17.5G<

17.5G<

20.8B> 20.8B>

48.4K> 10.2B>

20.1L< 13.6B<

42.2G<

17.9F<

42.2G<

42.3G>

42.2G<

42.3G<

42.2G<

42.3G< 42.2G>

42.0G<

41.4Q< 22.4B< 17.5G<

42.7A<> 40.6L> 28.6M> 40.5L> 28.6M> 40.5L> 39.6P> 40.5L> 39.7B>

28.6M> 20.7B<>

17.5N<

42.2G< 42.1G<

18.5B> 41.6H< 41.6A<

42.8A<> 42.7A<>

58.5C<> 58.5C<>

58.5C<> 58.5C<>

44.4M<> 44.5M<>

56.5B< 56.5B<

70.4F< 70.4F< 70.4F< 70.4F<

70.4F<

3.2K<

70.4F< 64.2Q< 64.2Q< 64.1J<

38.6P<

20.3Q>

23.8K< 23.7K<

24.5F< 20.7B< 20.3Q< 22.6B>

67.3Q>

22.5B< 20.5C<

13.5B< 13.5B<

48.4K<

58.5C>

3.1A< 3.1A<

13.5Q>

www.laptop-schematics

.com

Page 15: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

VCC3AUX

VCC1R8AUX

GND

16V

10%

0.01UF 16V

10%

0.01UF

10V

+80% -20%

4.7UF

50V

10%

1000PF

VCC3AUX

GND

GND

GND

16V

+80% -20%

0.1UF

VCC1R8B

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

VCC3B

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF GND

VCC3M VCC1R8M

RTCVCC

1/16W5%1K

VCC5B VCC3B

RB461F

10V10%1UF

GND

GNDGND

VHUB_REF_0R9VCC3M

16V

+80% -20%

0.1UF

GND

ICH3(3/3)

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

RESVD

RESVD

VCCRTC

NC

NC

NC

NC

NC

VCCLAN1_8

VCCLAN1_8

VCCLAN1_8

VCCLAN3_3

VCCLAN3_3

VCCCPU_IO

VCCCPU_IO

VCCCPU_IO

VCCSUS1_8

VCCSUS1_8

VCCSUS1_8

VCCSUS1_8

VCCSUS1_8

VCCSUS1_8

VCCSUS1_8

VCCSUS1_8

VCCSUS1_8

VCCSUS1_8

VCCSUS3_3

VCCSUS3_3

VCCSUS3_3

VCCSUS3_3

VCCSUS3_3

VCCSUS3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VCC3_3

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VCC5REF_SUS2

VCC5REF_SUS1

VCC5REF2

VCC5REF1

HI_REF

VCC1_8

VCC1_8

VCC1_8

VCC1_8

VCC1_8

VCC1_8

VCC1_8

VCC1_8

VCC1_8

VCC1_8

VCC1_8

VCC1_8

VCC1R5B

GND

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

GND

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

50V

5%

47PF

50V

5%

47PF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

GND

VCC3M

VCC1R5B

GND

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

VCC1R8M

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

GND

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

NCNC

NC

NC

NC

CLOSE TO ICH3PLACE CAPACITOR(ABOVE)

1608

1005

1005

1005

1005

1005

1005

1005

10051005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

2125

_______

U5

A22

A20

C16

C20

C6

B19

A17

C2

G3

A16

T1

L3

AA3

AC1

C14

V3

T4

B13

B23

C3

C18

A13

A23

W5

R3

V22

V6

T22

T6

R21R5

P22

P6

N21

N5

M22

L21

K22

K6

J5

G6

H6

F19

F22

F17

F15

F18

F16

F14

F9

F7

F10

F8

F6

E19

E20

E15

E18

E13

E11

E14

E7

E10

E5

D22

D21

D20

D17

D16

D13

D9

D6

B15

C23

B22B20

B18

B14

B10B8

J6

K21

AB8

K23

AB6

AA12AA8

W22

W6

U6

T21

R6

C22

A21

AC23

R23

N23

L23

AC8

E6

C21

C19

C17

C15

C13

AA22AA20AA16

M14

T18R18P18

P12

W7

G20

P14

P13

N14N13N12

M13

M12

V16

V15

V14

V18

V17

U18

P20

P11

N11

K10

A1

W8

V7

L20

P10

V10

K12

U19

K18

V9

V8

J18

K14

M10

H18

G18

N10

M20

M11

L14

L13

L12

L11

L10

K20

K13

K11

H19

Y8

W18W14W10

V20

T20

D5 32

R188

1 2

C2831

2

C1821

2

C3161

2

C3531

2

C771

2

C35

1 2

C281

12

C108

12

C157

12

C284

12

C691

2

C70

12

C711

2

C761

2

C851

2

C861

2

C871

2

C381

2

C136

12C67

12

C11

2

C441

2

C681

2

C1641

2

C3321

2

C3251

2

C3521

2

C3381

2

C3311

2

C3221

2

C3151

2

C3101

2

www.laptop-schematics

.com

Page 16: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

VCC5B

GND GND

GND

16V10%

0.01UF

GND

16V10%

0.01UF

GND

50V10%

220PF

MA43_44D_2DSL

VCC5B

1/16W

5%

22K

NC

IN

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

IN

IN

IN

IN

NCNC

IN

IN

IN

IN

IN

IN

IN

IN

IN

FOR TESTWIRING ON SURFACE LAYOR

PLACE NEAR CONNECTOR

1005

B

-IDERST

NO_ASM

PDREQ

-DASPHDD-CS1P

-PDACK

PDA0PDA1

-PDIOR-PDIOW

PIORDY

-CS3P

PDD<15..0>

0

21

34567

15

1314

1112

10

89

NO_ASM

IRQ14

PDA2

1005

1005 1005

_______

J14

16151413121110

421

3

98765

44434241403938373635343332313029282726252423222120191817

R382

12

C590

12

C579

12

C584

12

22.4Q>

15.8B>

22.1B> 15.8B>

15.8B>

15.8B> 15.8B>

15.8B> 15.7B>

15.8B>

15.8B>

15.6A>

15.1B>

15.8B>

www.laptop-schematics

.com

Page 17: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/16W5%

47K

GND

16V

+80% -20%0.1UF

10V+80% -20%

1UF

VCC3M

USB_PWRVCC5M

GND

ON#

IN

IN

IN

MAX1694

FAULT#

OUT

OUT

OUT

OUTGND

GND

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K

IN

1608

1005

USB_OC0

1005

-USB_ON

_______

U1

10

421

39 8

76

5

R22

12

C33

12

C40

12

15.8P<

20.7Q>

www.laptop-schematics

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Page 18: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

GND

16V10%

0.01UF

VSS

VSS

SST49LF004A

IC

NC

NC

NC

NC

FWH4

LAD3

LAD2

LAD1

LAD0

TBL#

WP#

VDD

VDD

ID3

ID2

ID1

ID0

FGPI4

FGPI3

FGPI2

FGPI1

FGPI0

RESERVED

RESERVED

RESERVED

RESERVED

CLK

RST#

INIT#

GND

GND

1SS349

1SS349

GND

10V+80% -20%

1UF

VCC3M

1/16W5%1K

RTCVCC

2

1

53261_02

1/16W5%15K

1/16W5%1K

16V10%

0.047UF

VCC3B

GND

82802AB

IC

NC

NC

NC

NC

NC

NC

NC

NC

FWH4

FWH3

FWH2

FWH1

FWH0

TBL#

WP#

VCC

VCC

VCCA

VPP

GNDA

GND

GND

ID3

ID2

ID1

ID0

FGPI4

FGPI3

FGPI2

FGPI1

FGPI0

RFU

RFU

RFU

RFU

RFU

CLK

RST#

INIT#

1/16W5%10K

10V+80% -20%

1UF

GND

VBIAS

GND

1/16W

5%

10K

GND

16V10%0.01UF

16V10%0.01UF

6.3V+80% -20%

10UF

VCC1R5B

DTC144TE

NC

NC

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K

NCNC

NC

NC

NC

NCNCNC

NC

NCNC

NC

IN

NCNC

NC

NC

BI

NC

IN

NC

IN

IN

NCNCNC

NC

IN

IN

NCNCNC

OUT

NC

NC

NC

53261-0210

-FWH_TBL-FWH_WP

LPCCLK_FWH_33M

-INIT

1005

1005

1005

321

2125 1005 1005

-PCIRST LPC_AD<3..0>

0

0123

-LPC_FRAME

1608

1608

1005

1005

1608

-RTCRST

1005

NO_ASM

_______

Q14

1

2

3

U26

1615

14131211

10

4

21

39

8

7

65

32

31

30

29282726

25

24

232221

20191817

D6

31D4

31

J23

21

U6

1615

1413

12 1110

4

2

13

9

8

7

65

40

39

38

37

3635343332

31

3029

28272625

24232221

2019

1817

R15

1 2

R370

1 2

R388

12

R389

12

R380

12

C361

1 2

C178

12

C696

12

C168

12

C357

12

C695

12

C692

12

24.2F> 24.2F>

13.4Q>

14.2M>

14.4C> 22.7B<> 20.7B<> 14.7M<>

14.7M<>

14.2E<

24.6A<>

www.laptop-schematics

.com

Page 19: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/16W

5%

100K

GND

1/16W

5%

100K

VCC5M

16V

20%

4.7UF

GND

16V

+80% -20%

0.1UF

VCC3M

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

GND

16V

10%

0.01UF

VCC3M

VCC3M

1/16W5%100

GND

VCC5MVCC3B

1/16W

5%

100K

1/16W

5%

20K

1/16W

5%

100K

1/16W

5%

100K

1/16W

5%

100K

1/16W

5%

100K

GND

GND

1/16W5%0

VCC3B

1/16W

5%

10

GND

VCC5M

VCC3M

RPACK41/32W

100K

5%

RPACK41/32W

100K

5%

RPACK41/32W

100K

5%

RPACK41/32W

100K

5%

RPACK41/32W

100K

5%

RB521S_30

1/16W5%0

VCC3M1/16W

5%

100K

6.3V

+80% -20%

10UF

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK41/32W

5%

100K

RPACK41/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK41/32W5%100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

GND

GND

H8S2169

PB7

PB6

PB5

PB4

PB3

PB2

P17

P16

P15

P14

PA1

PA0

P51

P50

P47

P46

P45

P44

P43

P41

P40

P95

P94

P93

P92

P91

P90

PC7

PC6

PC5

PC4

PC3

PC2

PC1

PC0

PE7

PE6

PE5

PE4

PE3

PE2

PE1

PE0

PF7

PF6

PF5

PF4

PF3

PF2

PF1

PF0

PG7

PG6

PG5

PG4

PG3

PG2

PG1

PG0

PD7

PD6

PD5

PD4

PD3

PD2

PD1

PD0

AVREF

AVCC

VCCB

VCC

VCC

VCL

AVSS

VSS

VSS

VSS

VSS

VSS

RXD1/P85

TXD1/P84

DA1/AN7/P77

DA0/AN6/P76

AN5/P75

AN4/P74

AN3/P73

AN2/P72

AN1/P71

AN0/P70

P27

P26

P25

P24

P23

P22

P21

P20

PS2_C_DATA/PA7

PS2_C_CLK/PA6

PS2_B_DATA/PA5

PS2_B_CLK/PA4

PS2_A_DATA/PA3

PS2_A_CLK/PA2

I2C_DATA1/P42

I2C_CLK1/P86

I2C_DATA0/P97

I2C_CLK0/P52

P13

P12

P11

P10

KN7#/P67

KIN6#/P66

KIN5#/P65

KIN4#/P64

KIN3#/P63

KIN2#/P62

KIN1#/P61

KIN0#/P60

SUSCK-IN/OUT/P96

EXTAL-IN

XTAL-IN

X2

X1

STANDBY#

NMI

MODE1

MODE0

H8_RESET_OUT#

H8_RESET#

GA20/P81

SMI#/PB0

SCI/PB1

PME#/P80

SERIRQ/P37

LPCPD/P83

CLKRUN#/P82

LPC_LAD3/P33

LPC_LAD2/P32

LPC_LAD1/P31

LPC_LAD0/P30

LPC_LFRAME#/P34

LPC_LRESET#/P35

LPC_LCLK/P36

VCC3M

1/16W

5%

100K

VCC3M

GND

50V5%

10PF

GND

DSX840G10R0M

50V5%

10PF

1/16W

5%

100K

1/16W

5%4.7K

1/16W

5%

20K

1/16W

5%

100K

1/16W

5%

100K

1/16W

5%

4.7K

1/16W

5%

100K

OUT

IN

IN

OUT

OUT

OUT

OUT

IN

BI

IN

OUT

IN

BI

BI

BI

BI

BI

BI

OUT

IN

IN

IN

IN

OUT

IN

OUT

IN

IN

OUT

OUT

OUT

OUT

OUT

OUT

BI

OUT

IN

BI

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

OUT

OUT

IN

OUT

IN

IN

IN

OUT

OUT

IN

OUT

OUT

OUT

IN

OUT

OUT

OUT

OUT

BI

BI

IN

IN

IN

IN

IN

IN

NC

NCNC

IN

NC

NC

OUT

IN

OUT

IN

OUT

IN

OUT

OUT

IN

IN

OUT

IN

OUT

OUT

IN

IN

BI

IN

IN

IN

NEAR H8S/2169ASHORT PATTERN.NO PATTERN UNDERTHIS AREA.

10MHZCL=12PF

FCX-03

RIVER FCX-02DAISHINKU DSX840GKDK LIM-A

COMARXD

I2C_SEL1I2C_SEL0

RIMON

1005

NO_ASM

-PWRSW_H8

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

10051005

1005

1005

1005

1005

1005

1005

1005

1005

1005

5PUSBON_H8

H8_SDA1H8_SCL1

H8_SCL0

KBDID2

H8_SDA0

KBDID1KBDID0

BATMON_EN

-LEDCPSLOCK

M_TEMPM_BATVOLT

S_TEMPS_BATVOLT

-MUTE

SENSE<7..0>

-PM_SLP_S5-PM_SLP_S3-PM_SLP_S1

XP_CLKXP_DATAXP_LE-XP_OE-MAINOFF

-BTPWRBTN-BAY_UNLOCK

-MISCSMI

H8_BRIGHT

-LEDNUMLOCK

NO_ASM

BPWRGAPWRG

-UBAYID3-UBAYID2-UBAYID1-UBAYID0

FAN_ON

H8_SPKR

-PWRSW-XFD_DETECT H8SQW-SUS_STAT

3

12

0

1608

DRV<15..0>

-KBRC

-EXTPWR

LID_SWITCH-DOCK_EVENT

567

4

2

01

3

567

4

2

01

3

15141312111098

FAN_FRQ

-LEDSCRLOCK

SUSCLK_32K

-H8WAKE-H8SCI

-PCIRST-LPC_FRAME

LPCCLK_H8_33M

LPC_AD<3..0>

-H8_RESET

-CLKRUN-SUS_STAT

KBGA20

BT_WAKEUP-HOTKEY

-PME

IRQSER

-USB_ON

1005

2125

BDC_WAKEUPBDC_DETACHBDC_ON_H8

3216

B

1005

1005

1005

BT_DETACH

-H8_ULTRA_ON

XKBDDATAXKBDCLK

MSCLK

IPDCLKIPDDATA

MSDATA

AUDIO_VOLUME

-BAY_CHARGE_REQ

-BATLOW

NO_ASM

-BDC_PWRBTN-EXTPWR_H8

-EXTPWR_H8

-SPK_MUTE

_______

U31

1615

14

13

1211

10

4

2

1

3

9

8

7

65

131

130

129128

76

127

75

126

74

125

73

124

72

123

71

122

70

121

69

120

68

119

67

118

66

117

65

116

64

115

63

114

62

113

61

112

60

111

59

110

58

109

57

108

56

107

55

106

54

105

53

104

52

103

51

102

50

101

49

100

48

99

47

98

46

97

45

96

44

95

43

94

42

93

41

92

40

91

39

90

38

89

37

88

36

87

3586

34

85

33

84

32

83

31

82

30

81

29

80287927

78

26

77

25

242322212019

18

17

144143

142

141140

139

138

137136

135

134133

132

Y41 2

D61

12

R871

12

R898

1 2

R8971

2

R8871

2R8851

2R8841

2R8821

2R595

1 2

R8651

2

R876

12

R4471

2

R872

12

R8671

2

R404

12

R858

12

R8571

2

R855

12

R8661

2

R868

12

R3561

2

R277

1 2

C450

12

C701

12

C700

12

C702

12

C704

12

C705

12

C697

12

C698

12

RN7

12

RN7

56

RN4

78

RN4

56RN42

78 RN43

78

RN43

56RN42

56

RN47

12

RN4

34

RN4

12

RN42

12

RN423

4

RN7

78

RN61 2

RN48

78

RN48

12

RN48

56

RN48

34

RN43

34

RN43

12

RN47

34

RN47

56

RN47

78

25.4B>

46.7B<> 46.7B<>

25.4B>

23.8B<

56.2J<

45.6E< 46.8M<> 3.5E> 45.6E< 46.8M<> 3.6E>

46.8K<>

21.4N>

46.7K<>

21.6N> 21.6N>

62.4L<

56.5M<

60.7G> 62.6L>

60.5E> 62.2L>

38.6D<

21.8P>

23.7P> 23.8P> 15.2M>

22.3B< 22.3B< 22.3B< 22.3B< 22.5B<

56.5B> 58.4C>

22.3N>

56.5M<

56.5M<

67.3Q> 67.3Q>

42.1C> 42.1C> 42.8F> 42.8F>

57.3D<

38.6P<

23.3J> 58.7N> 22.6N>

22.6B> 15.2M>

21.6C<

14.3M<

59.3B>

58.4C> 41.4Q>

57.3M>

56.5M<

15.1M>

15.3A< 15.3A<

14.4C> 14.7M<>

13.4Q>

24.6A<>

22.7B<> 19.7J<> 14.7M<>

22.6N>

28.5M> 24.5F> 14.4C<>

22.6B> 15.2M>

14.3M<

22.4B< 56.5B> 22.3B< 21.7P>

39.6P> 28.5M> 14.5C<>

40.5L<

24.5F< 22.4B< 15.0B< 28.6M>

58.6C< 18.6B<

44.4B> 44.4B> 56.4J<

56.5B>

22.0J<

41.6H< 58.6C<> 21.1D<> 41.6A< 58.6C<> 21.0D<>

41.6A< 21.6N< 58.6C<> 21.1D<>

21.6N> 21.6N>

41.6H< 21.6N< 58.6C<> 21.2D<>

38.4A<

42.3G>

15.2M<

44.5M> 20.2Q>

20.4C<

38.5A<

www.laptop-schematics

.com

Page 20: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

VCC5B

RPACK41/32W4.7K 5%

RPACK41/32W4.7K 5%

RPACK41/32W4.7K 5%

RPACK41/32W5%4.7K

VCC5B

1/16W

5%

4.7K

1/16W

5%

4.7K

VCC3M

VCC3M

RPACK41/32W5%4.7K

RPACK41/32W5%4.7K

RPACK41/32W5%4.7K

RPACK41/32W

5%

100K

RPACK41/32W

5%

100K

RPACK41/32W

5%

100K

KX14_40K5D1

124 36 58 710 9

14

202224

34363840

1112

1816

26283032

13151719

2527293133353739

2123

1/16W5%01/16W5%0

RPACK41/32W

5%

15K

RPACK41/32W

5%

15K

RPACK41/32W

5%

15K

RPACK41/32W

5%

15K

RPACK41/32W

5%

15K

RPACK41/32W

5%

15K

RPACK41/32W

5%

15K

RPACK41/32W

5%

15K

GND

GND

VCC5M

VCC5B

GND

16V10%

0.01UF

BI

OUT

NC

IN

OUT

OUT

IN

OUT

OUT

BI

IN

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

BI

BI

NC

OUT

INMSCLKMSDATA

10051005

1005

1005

IPD_RESET

1005X4

XKBDCLK

XKBDDATA

MSCLK

MSDATA

-PWRSWITCH

-HOTKEY

13

141215

011

9

101

72

36854

7

14

6

2305

DRV<15..0>

KBDID0KBDID1

IPDCLKIPDDATA

1005X4

1005X4

1005X4

1005X4

1005X4

1005X4

1005X4

1005X4

1005X4

1005X41005X4

1005

SENSE<7..0>

1005X4

1005X4

1005X4

1005X4

1005X4

1005X4

KBDID2

NO_ASM NO_ASM

_______

J11

32302826242220

8

42

6

1816141210

39373533312927252321191715131197531

40383634

R110

1 2

R108

1 2

R444

12R393

12

C472

12

RN37

34

RN37

56RN3778

RN6

34

RN6

56RN6

78RN55

78 RN54

12RN54

34RN55

56

RN46

78

RN46

56

RN46

34

RN46

12

RN54

56 RN55

34RN55

12 RN54

78

58.6C<> 21.1D<> 20.3E<> 58.6C<> 21.2D<> 20.3E<>

22.7N>

41.6A< 58.6C<> 20.3E<>

41.6H< 58.6C<> 20.3E<>

41.6A< 21.6N< 58.6C<> 20.3E<>

41.6H< 21.6N< 58.6C<> 20.3E<>

23.3A< 41.6Q> 22.5N>

22.3B< 20.4C>

20.7Q>

20.4E< 20.4E>

20.3E<> 20.3E<>

20.7Q<

20.4E>

www.laptop-schematics

.com

Page 21: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/16W

5%

100K

VCC3B

DTC144TE

DTC144TE

1SS400

VCC3M

PMH_2

BACKLIGHT_ON

LEDUBAY#

LEDSUS#

LEDFULE1#

LEDFUEL0#

LEDPWR#

KBDLED#

S_TRCL

M_TRCL

BAT_CRG

S2GATEON

S1GATEON

M2GATEON

M1GATEON

MISCSMI#

DOCK_LOCK#

DOCK_PRST#

DOCK_QSW_EN#

DOCKCLK_QSW_EN#

LEDSPINDLE#

UBAY_QSW_EN#

ULTRA_ON#

UBAY_RST#

IDERST#

PWRSW_EVENT#

VGARST#

MECHOFF_EN#

3AUXON

PWRON#

+PWRON

V5ON

V3ON

RSMRST#

H8SQW

H8RESET#

G_RST_TI#

G_RST_RICOH#

CARDBUSPDN#

VIDEOPDN#

GPIO2

GPIO1

GPIO0

SERSTBY

BRIGHT

GPO12

GPO11

GPO10

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VDD

VDD

VDD

VDD

VDD

RESERVED

RESERVED

VGA_BLON

BITX

HOTKEY#

XP_OE#

XP_LE

XP_DATA

XP_CLK

EXTPWRG

IRDY#

FRAME#

DRIVEACT#

PCMACT

SERIRQ

ULTRA_OK

BT_WAKEUP

-PME#

MECHOFF_COMP#

PWRSHUTDWN#

MAINOFF#

SLP_S5#

EXTPWR#

RSM_EN

32KHZ

SLP_S3#

BPWRG

APWRG

GPGS

3MPWRG

DEBUG

LRESET#

CLKRUN#

PCIRST#

LCLK

LFRAME#

LAD3

LAD2

LAD1

LAD0

1/16W

5%

100K

VCC3B

GND

VCC3P

VCC3SW

VCC3M

HN2S01

1/16W

5%

100K

1/16W

5%

100K

1/16W

5%

100K

1/16W

5%

100K

1/16W

5%

100K

1/16W

5%

47K

GND

1/16W

5%

20K

GND

1/16W

5%

20K

1/16W

5%

20K

1/16W

5%

47K

1/16W

5%

100K

1/16W

5%

100K

16V10%

0.022UF

GND

1/16W

5%

100K

VCC3SW

16V

10%

0.01UF

16V

10%

0.01UF

GND

16V

10%

0.01UF

VCC3SW

1/16W

5%

8.2K

DAP222

1/16W

5%

100K

1/16W

5%

100K

VCC3B

1/16W

5%

100K

VCC3SW

1/16W

5%

100K

RPACK41/32W

47K

5%

RPACK41/32W

47K

5%

RPACK41/32W

47K

5%

RPACK41/32W

47K

5%

VCC5M

1/16W

5%

0

1/16W

5%

100K

TC7SH08FU

VSS

VDD

1/16W

5%

100K

VCC3M

GND

GND

GND

VCC5BUBAY

1/16W5%100K

16V

+80% -20%

0.047UF

VDD

VSS

TC7SH32FUGND

GND

VCC3A

GND

OUT

IN

OUT

OUT

OUT

IN

IN

IN

OUT

OUT

IN

IN

IN

OUT

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

IN

OUT

IN

OUT

OUT

OUT

IN

OUT

OUT

OUT

OUT

IN

OUT

OUT

IN

IN

IN

OUT

OUT

OUT

IN

OUT

OUT

OUT

NC

OUT

NC

OUT

OUT

OUT

OUT

IN

NC

OUT

OUT

OUT

OUT

OUT

OUT

IN

OUT

IN

OUT

OUT

IN

IN

IN

IN

IN

OUT

IN

OUT

IN

IN

IN

OUT

IN

OUT

IN

IN

IN

IN

IN

OUT

IN

IN

OUT

OUT

BI

IN

IN

OUT

PLACE INDIMM WINDOW

-MOTEN1

-DASP_DOCK

-IDERST

ULTRA_OK1005

1005

1005

1005

1005

-BT_FLUPDT

-H8_RESET

NO_ASM

3216

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

10

23

M1GATEON

S1GATEON

BAT_CRG

LPC_AD<3..0>IPD_RESETAOL_SEL0AOL_SEL1

-SERSTBY

H8SQW

V3ONV5ON+PWRON-PWRONVCC3AUX_ON

-VGARESET

-DOCKCLK_QSW_EN-DOCK_QSW_EN

-SOLENOID_ON

M_TRCLS_TRCL

-LEDPWR-LEDFUEL0-LEDFUEL1-LEDSUS-UBAYLED0

-PCIRST

3MPWRG

LPCCLK_GA_33M

5MPWRG

-LPC_FRAME

-CLKRUN

-PM_SLP_S3

-PM_SLP_S5-EXTPWR

SUSCLK_32K

RSM_ENABLE

APWRGBPWRG

-DOCK_PME-PME

-MECHOFF_COMP

BT_WAKEUP

-PWRSHUTDOWN-MAINOFF

PCMACT

-IRDY-FRAME

IRQSER

EXTPWRG

-HOTKEY

-XP_OEXP_LEXP_DATAXP_CLK

-DASPUBAY

-MOTEN0

-DASPHDD

VGA_BLON

ULTRA_OK

VIDEOPDN

-PWRSWITCH

-UBAY_QSW_EN

-LEDDRIVE

-SUS_STAT

-G_RST_TI

PM_SLP_ENABLE

1005

1005

-ULTRA_ON

-H8_ULTRA_ON

1005

-CARDBUSPDN

1005

-CDC_MDM_ID

1005

-MECHOFF_EN

1005

-MISCSMI

1005

M2GATEON

S2GATEON

1005

1005

BACKLIGHT_ON

1005

-PRESET

-UBAY_RST

-KBD_LIGHT_ON

_______

1005

Q77

1

2

3

Q76

1

2

3

D29

1 2

U345

2

1

3

4

U3

16

151413

1211

10

42

1 3

9

8

7

65

76

75747372

71

70

6968

67

66

6564

63

62

61

60

59

5857

56

55

54

53

5251

5049

100

48

99

47

98

46

97

45

96

4495

43

94

42

93

41

92

40

91

39

90

38

89

37

88

36

87

35

86

34

85

33

84

32

83

31

82

308129

80

28

79

27

78

26

77

252423

2221

20

1918

17

U39

5

2

1

3

4

D48

4

5

6

3

2

1

D411 32

R379

12

R5041

2

R5811

2

R14

12

R5621

2

R6241

2

R5501

2

R979

12

R2931

2

R5331

2

R6001

2

R668

12

R381

12

R136

1 2

R5571

2

R5711

2

R5151

2

R5031

2

R8991

2

R4121

2

R4171

2

R4181

2

R114

12

R281

2

C451

2

C551

2

C791

12

C461

2

C1011

2

RN8

12RN8

34RN8

56RN8

78

24.4Q>

41.7A>

17.7C<

22.4B<

56.5B>

20.6B<

67.5G<

67.5G<

59.5M< 59.0K<

24.6A<> 20.7B<> 19.7J<> 14.7M<> 21.6C< 46.5B< 46.5B<

25.5B<

20.3Q<

67.6B< 66.3A< 63.1A< 67.5G< 63.2A<

67.8E< 66.6B< 66.3P< 23.6A< 41.1F< 23.8B< 68.4H< 68.4B<

48.3D< 28.5M<

40.0A< 40.2A<

41.4J<

61.5Q< 61.2K< 61.3Q< 61.2K<

56.5M< 58.4C< 58.4C< 58.4C< 58.4C<

14.4C>

67.3Q>

13.4Q>

67.3Q>

14.7M<>

28.5M> 24.5F> 14.4C<>

23.8P>

23.7P> 59.3B>

15.1M>

23.3Q>

67.3Q> 67.3Q>

15.1B> 39.6P> 28.5M> 14.5C<>

23.3Q>

56.5B> 20.4Q>

67.4N> 60.1M> 45.4K> 20.2A>

28.5M>

28.7M> 14.5C<> 28.7M> 14.5C<>

28.6M> 20.7B<>

41.8H>

21.7P> 20.4C>

20.2A> 20.2A> 20.2A> 20.2A>

42.7A<>

42.5A<> 24.4Q>

17.5G<

50.3C>

22.9F>

50.3C<

23.3A< 41.6Q> 21.6N>

42.3A<

56.6M<

24.5F< 20.7B< 20.3Q< 15.2M>

30.4B< 28.5M>

23.6K<

42.5L<

20.7Q>

28.4M>

44.4B> 44.1D>

23.2J<

20.5C<

67.5G<

67.5G<

56.3B<

41.4J<

42.3A<

56.6B<

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Page 22: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

GND

10V

10%

0.22UF

1/16W

5%

20K

GND16V

+80% -20%

0.1UF

GND

GNDCK

D-PR

-Q-CLR

QVCC

TC7WH74FK

GND

16V10%

0.1UF

1/16W

5%

20K

VCC3SW

GND

16V

+80% -20%

0.1UF

GND

1/16W5%

100K

16V10%

0.1UF

1SS355

VCC3SW

VCC3SW

1/16W5%1K

VCC3MRB521S_30

1SS400

TC7WH08FKVDD

VSS

TC7WH08FKVDD

VSS

VCC3SW

GND

GND

1/16W

5%

100K

GND

1/16W

5%

100K

DAN222

GND

TC7W66FKVCC

GND

1/16W

5%

20K

OUT

IN

IN

OUT

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

IN

IN

IN

IN

OUT

IN

OUT

NC

OUT

1005

1005

-ICH_SLP_S3

-ICH_SLP_S5

1005

1005

1608

1608

-PM_SLP_S5

-PM_SLP_S3

PM_SLP_ENABLE

1005

1005

1005

1005

F

1005

-PWRSWITCH

NO_ASM

RSM_ENABLE

-PWRSW

-PWRSW_H8

-PWRON

-MECHOFF_EN

-MECHOFF_COMP

+PWRON

1608

-PWRSWITCH_RSM

_______

D22

1 2

D8

12

U28

1

2

4

3

5

86

7

D2612

U16

8

6

5

4

3

U16

8

2

1

4

7

D77213

U15

4

2

1

3 5

6

7

8

R290

12

R111

2

R13

12

R158

12

R105

12

R60

12

R377

12

C599

12

C147

12

C5891

2

C4871

2

C598

1 2

15.2M>

15.2M> 22.5B< 20.1L<

67.7B< 66.3P< 63.1A< 58.5C< 22.6B< 20.1L<

22.6N>

41.6Q> 22.5N> 21.6N>

22.5B<

20.3Q<

20.3Q>

22.5N>

22.5N>

22.5B<

22.5N>

15.2M<

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Page 23: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

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GND

16V+80% -20%

0.1UF

16V+80% -20%

0.1UF

VCC3B

16V10%

0.01UF

16V10%

0.01UF

PC87392

GND

GND

GND

GND

IRSL1

IRRX2_IRSL0

IRTX

IRRX

DCD1#

RI1#

DTR1#/BADDR

CTS1#

RTS1#

DSR1#

TXD1/CNF0

RXD1

RDATA#

WRTPRT#

TRK0#

INDEX#

HDSEL#

WGATE#

WDATA#

STEP#

DIR#

DS0#

DSKCHG#

MTR0#

DRATE0/MTR1#

DRATE0/IRSL2

DENSEL

PNF

STROBE#

ALF#/DENSL/DRAT1

ERROR#/HDSEL#

ACK#/DS1#

BUSY/MTR1#

PE/WDATA#

SLCT/WGATE#

SLCTIN#/STEP#

INIT#/DIR#

PD7/MSEN1

PD6/DRATE0

PD5/MSEN0

PD4/DSKCHG#

PD3/RDATA#

PD2/WRTPRT#

PD1/TRK0#

PD0/INDEX#

VCC

VCC

VCC

VCC

DCD2#/GPIO17

RI2#/GPIO10

DTR2#/GPIO11

CTS2#/GPIO12

RTS2#/GPIO14

DSR2#/GPIO16

TXD2/GPIO13

RXD2/GPIO15

GIO37/IRSL2/DR1#

GPIO34/WDO#

GPIO33

GPIO32

GPIO31

GPIO30

GPIO27

GPIO26

GPIO25/DR1#

GPIO24

GPIO23

GPIO22

GPIO21

GPIO20

GPIO07

GPIO06

GPIO05

GPIO04

GPIO03

GPIO02

GPIO01

GPIO00

CNF2

CNF1

NC

CLKIN

PME#/IRSL3

SMI#/GPIO35

SERIRQ

LPC_LCKRN#/GIO36

LPC_PD#

LPC_LDREQ#

LPC_LAD3

LPC_LAD2

LPC_LAD1

LPC_LAD0

LPC_LFRAME#

LPC_LCLK

LPC_LRESET#

GND

1/16W5%68

1/16W5%0

1/16W5%68

RPACK4

1/32W

10K

5%

VCC3B

1/16W5%10K

VCC3B

1/16W5%0

1/16W5%0

GND

1/16W

5%

1K

1/16W

5%

1K

1/16W

5%

1K

1/16W

5%

1K

IN

OUT

OUT

OUT

NC

NC

OUT

NC

OUT

IN

OUT

OUT

OUT

NC

OUT

IN

OUT

OUT

NC

OUT

OUT

IN

OUT

IN

OUT

OUT

NC

IN

IN

OUT

OUT

NC

IN

OUT

IN

OUT

IN

OUT

IN

IN

IN

NC

OUT

OUT NC

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

NC

NC

IN

OUT

OUT

NC

BI

OUT

OUT

NC

OUT

IN

IN

OUT

IN

NC

OUT

OUT

IN

BI

IN

OUT

NC

NC

OUT

IN

IN

IN

OUT

IN

IN

IN

SUPER I/O OUTPUT PINS.THESE DUMPERS SHOULD BE PLACED NEAR

PLANAR IDGPIO 03 02 01 00

-LCD ID 3 2 1 0 -DOCK ID 3 2 1 0

GPIO 07 06 05 04

PLANAR ID 3 2 1 0

GPIO 13 12 11 10

-DOCK_UBAY_ID_EN-DOCK_ID_EN

-DOCKID3-DOCKID2-DOCKID1-DOCKID0

-LCDID2-LCDID1-LCDID0

PNFDRATE1

-MOTEN1DRATE0

-DRVSEL1

10051005

-LPTINIT

LPTD<7..0>

-LPC_DREQ0

-CLKRUN

IR_RXD

-COMADCD-COMARI

-COMADTR-COMACTS-COMARTS-COMADSRCOMATXDCOMARXD

-SIDE1SEL-WREN

-STEP-DIR

-DRVSEL0

-MOTEN0

-LPTSTB-LPTAFD-LPTERR-LPTACKLPTBUSY

LPTPELPTSLCT

-LPTSLIN

IR_TXDSD_MODE

-RDDATA-WPROTECT

-TRACK0-INDEX

-DISKCHG

3210

5

34

76

2

01

-LPC_FRAMELPC_AD<3..0>

SMB_SEL1

-FWH_WP-FWH_TBL

IRQSER

1005X4 1005

10051005

LPCCLK_SIO_33M

-SUS_STAT

SIO_14M

-PCIRST

SMB_SEL0

1005

-WRDATA

1005

1005

-CDC_BDC_ID

1005 1005

-CDC_ETH_ID

1005

NO_ASM

1005

NO_ASM

1005

NO_ASM

1005

_______

U63

1615

14

13

12

11

10

4

21

3

98

76

5

76

75

74

73

72

717069

6867

66

65

6463

626160

59

58

57

56

55

5453

52

51

50

49

100

48

99

47

98

46

97

45

96

44

95

43

94

42

93

41

92

40

91

39

90

38

89

37

88

36

87

35

86

34

85

33

84

32

83

31

82

30

81

29

80

28

79

27

78

26

77

252423

22

21

20

19

1817

R734

1 2

R732

1 2

R735

12

R733

1 2

R74

1 2

R72

1 2

R2211

2

R2201

2

R2191

2

R2121

2

C600

12

C601

12

C602

12

C618

12

RN75

7531

8642

41.6A< 41.8A<

41.8Q> 41.2Q> 41.2A> 41.8Q>

56.7M> 56.7B> 56.7M>

58.6N> 42.5A<> 41.6A<>

41.1A< 22.0C< 42.6A<>

41.6H>

58.4K< 41.4H<

58.5N< 41.4H< 41.4A<

14.7N<>

40.7L< 39.4B< 22.7B< 20.7B< 28.5M> 14.4C<>

47.5M<

25.4B> 25.4B> 25.5B< 25.4B> 25.5B< 25.4B> 25.5B< 25.4B>

42.6A<> 41.5H> 41.0A< 42.5A<>

41.6H< 42.5A<> 41.6A< 42.5A<>

42.4A<>

22.1B< 42.5A<>

58.3K< 41.4A< 58.4K< 41.4H< 58.4K< 41.4H< 58.5K< 41.3H< 58.5K< 41.3A< 58.5K< 41.3H< 58.5K< 41.3A< 58.4K< 41.4H<

47.5M< 47.5M<

42.6A<> 42.6A<> 41.5H>

42.6A<> 42.4A<> 41.6H>

42.5A<>

14.7M<>

22.7B<> 20.7B<> 19.7J<> 14.7M<>

46.2F<

19.7J< 19.7J<

28.6M> 20.7B<>

13.4Q>

22.6B> 15.2M>

13.3Q>

14.4C>

46.2F<

41.6A< 42.5A<>

44.4M>

44.4M>

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Page 24: IBM Laptop Motherboard Schematic Diagram

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1/16W

5%

10K

1/16W

5%

10K

1/16W

5%

10K

16V10%0.1UF

16V10%0.1UF

VCC3B

MAX3244

GND

R5IN

R4IN

R3IN

R2IN

R1IN

INVALID#

T3OUT

T2OUT

T1OUT

V-

V+

R5OUT

R4OUT

R3OUT

R2OUT

R1OUT

R2OUTB

FORCEON

FORCEOFF#

T3IN

T2IN

T1IN

C2-

C2+

C1-

C1+

VCC

GND

GND

16V10%0.1UF

GND

16V10%0.1UF

VCC3A

16V10%

0.01UF

IN

OUT

IN

OUT

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

A B C D E F G H J K L

IN OUT

OUT

NC

OUT

OUT

OUT

OUT

OUT

IN

OUT

OUT

OUT

OUT

MAX3243

FORCEON

FOCEOFF

NOMAL MODE

HIGH

HIGH

ADD GND SHILED UNDER CHARGE PUMP CIRCUIT TO

PROTECT POWER LINE NOISE

LOW

POWER DOWN MODE

DO NOT CARE

AUTO POWER DOWN MODE

CAPACITORS FOR CHARGE PUMP SHOULD BE USED TYPE B AND LOW ESR TYPE.

CHARGE PUMP CAPACITOR SHOULD BE PLACED NEAR PINS(1/2/3/24/27/28)

DO NOT WIRE SIGNALS UNDER PINS (1/2/3/24/25/26/27/28)

R1IN/R2IN/R3IN/R5IN HAVE INTERNAL PULLDOWN(5K OHM).

LOW

HIGH

1608

1608

1608

1608

RIMON

COMATXD

-COMADTR

IORXD-IODSR-IOCTS

-IODCD-IORI

-IORTS-IODTR

IOTXD

-SERSTBY

-COMACTS

COMARXD-COMADSR

-COMARTS

1005

1005

1005

1005

-COMADCD-COMARI

NO_ASM

_______

U24

1615

141312 11

10

4

21

3

9

8765

28 27

26

25

24

2322 21

20191817

R520

12

R524

12

R552

12

C496

1 2

C431

1 2

C535

1 2

C534

1 2

C355

12

20.4Q>

24.3Q>

24.3Q>

58.3K< 41.2J< 58.3K< 41.3Q< 58.3K< 41.2H<

58.3K< 41.2Q< 58.3K< 41.2A<

58.3K< 41.2J< 58.3K< 41.3A<

58.3K< 41.2H<

22.7N>

24.3Q<

24.3Q< 20.5C< 24.3Q<

24.3Q>

24.2Q< 24.2Q<

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Page 25: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

50V5%

33PF

1/16W5%0

VCCCRT

1/16W

1%

75

GND

GND

GND

16V

+80% -20%

0.1UF

50V5%

33PF

VCCCRT

1/16W

5%

10K

VCCCRT

1/16W

5%

10K

VCCCRT

50V5%

10PF

50V5%

33PF

1/16W5%0

1/16W

5%

10K

1/16W5%0

1/16W

1%

75

1/16W

1%

75

GND

50V5%

10PF

50V5%

10PF GND

VCCCRT

VCC3B

GND

1/16W

5%

100K

VCCCRT

1/16W

5%

2.2K

1/16W

5%

2.2K

VCC3B

1/16W5%

100K

TC7WT126FU

GND

VCC

TC7WT126FU

GND

VCC

GND

GND

GND

16V

10%

0.01UF

DA221

DA221DA221

DA221

DA221

GND RB461F

VCC5B

1/16W

5%

10K

IN

BI

OUT

OUT

OUT

OUT

IN

IN

BI

OUT

IN

OUT

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

GND GUARDING

NEAR DOCK CONN.

CONNECTORI/O SUBCARDBETWEEN S3 AND

EACH SIGNAL WIDTH=4MIL,SPACING=8MIL

NEAR S3

CRT_BLUE_S3

CRT_GREEN_S3

CRT_RED_S3

1608

1608

1608

1005

1005

CRT_BLUE

CRT_GREEN

CRT_RED

1005

1005

1005

1005

1005

DDCDATA_ID1

DDCCLK_ID3

CRTID0

CRT_VSYNC_EXT

VSYNC

HSYNC

1005 1005

10051005

1005

1005

1005

1005

1005

CRT_HSYNC_EXT

1005THIN

1005THIN

1005THIN

_______

D10

32

U388

75 3

4

U388

12 6

4

D19

2 13

D17

2 13

D20

2

1 3

D13

2

1 3

D11

2

1 3

R34

12R33

12

R65

12

R61

12

R49

1 2

R76

12

R75

12

R118

12

R56

1 2

R46

1 2

R621

2

R79

12

R77

12

R78

12

C61

12

C73

12

C72

12

C65

12

C641

2

C62

12 C66

12

C188

12

50.2C>

50.2C>

50.3C>

41.4A<

41.4H<

41.4A<

58.5K< 41.4H< 50.3L>

41.4A< 58.6K<> 50.3L>

58.5K< 50.3L> 41.7H>

58.6K< 41.4H<

50.2C>

50.2C>

58.5K< 41.4A<

58.5K<

58.5K<

58.6K<

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Page 26: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.comVCC3M A_VCC

B_VCC

GND

16V

10%

0.01UF

A_VCC B_VCC

GND

16V

10%

0.01UF

GND

1/16W5%43K

PCI1420GHK(1/2)

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

VCCP

VCCP

VCCI

VCCB

VCCA

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

NC

LATCH

DATA

CLOCK

SUSPEND#

SPKROUT

GRST#

PRST#

PCLK

RI_OUT#/PME#

CLKRUN#/MFUNC6

MFUNC5

LOCK#/MFUNC4

IRQSER/MFUNC3

MFUNC2

INTB#/MFUNC1

INTA#/MFUNC0

GNT#

REQ#

IDSEL

SERR#

PERR#

PAR

STOP#

DEVSEL#

TRDY#

IRDY#

FRAME#

C/BE3#

C/BE2#

C/BE1#

C/BE0#

AD31

AD30

AD29

AD28

AD27

AD26

AD25

AD24

AD23

AD22

AD21

AD20

AD19

AD18

AD17

AD16

AD15

AD14

AD13

AD12

AD11

AD10

AD9

AD8

AD7

AD6

AD5

AD4

AD3

AD2

AD1

AD0

VCC5M

VCC5M

GND

16V

10%

0.01UF

1/16W5%

100K

VCC5M

1/16W5%100K

16V

10%

0.01UF

16V

10%

0.01UF

1/16W5%33

GND

GND

VCC3M

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

IN

OUT

OUT

OUT

OUT

OUT

OUT

OUT

NC

OUT

IN

IN

OUT

OUT

OUT

OUT

OUT

IN

OUT

OUT

OUT

OUT

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

OUT

OUT

OUT

OUT

PCMACT

10051005

1

16

0

56

432

1011

7

98

1615

12

1413

2120

17

1918

25

2726

2322

24

302928

31

3210

AD<31..0>

C_BE<3..0>

-IRDY-TRDY-DEVSEL-STOPPAR-PERR-SERR

-REQ0-GNT0

-INTA-INTB

IRQSER-LOCK

-CLKRUN

-PME

PCICLK_CB_33M

PCIC_SPKR

-CARDBUSPDN

-G_RST_TI-VGARESET

TPS2206LTPS2206DTI_16K

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

_______

-FRAME

U46

A8

C8

B7

B9

C6

B11

B5

G3

A16

F3

G1

G2

L3

E2

C14

M5

A7

A12

B13

A14

A15

A6

C10

C12

A9

A13

A10

P2

J5

G6

H6

G5

F17

F15

F18

F13

F11

F14

F9

F12

F7

F10

F5

F8

F6

F2

E19

E17

E18

E13

E11

E14E9

E12

E7

E10

E5

E8

D19

B15

E3

B14

B12

B10

B8

B6

H5

F1

E1

D1

A11

A5

A4E6

C15

C13

C11

C9

C7

C5

G19

N15

M17

V14

W12

K18

P9

U7

G15

R47

12

R5

12

R29

12

R7

12

C471

2

C2751

2

C195

12

C1941

2

C481

2

C2261

2

C941

2

C951

2

C1351

2

22.4B<

14.8C<>

14.9C<>

40.7L< 39.5B< 22.3B< 14.5C<> 40.6L< 39.4N< 14.5C<> 40.6L< 39.4N< 14.5C<> 40.6L< 39.4N< 14.5C<> 40.7L< 39.5P< 14.5C<> 40.6L< 39.4B< 14.5C<> 40.6L< 39.4B< 14.5C<>

14.4C< 14.3C>

48.3D< 15.1B< 40.6L> 15.1B< 40.5L>

40.5L< 24.5F< 22.4B< 15.0B< 20.7B<> 40.5L> 14.5C<>

40.7L< 39.4B< 22.7B< 20.7B< 24.5F> 14.4C<>

22.4B< 20.7B< 39.6P> 14.5C<>

13.4Q>

38.6P<

22.6N>

30.4B< 22.6N> 22.5N>

30.5B< 30.5B< 30.5B<

14.5C<> 22.4B< 39.4N< 40.7L<

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Page 27: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

PCI1420GHK(2/2)

B_VS2#/B_CVS2

B_VS1#/B_CVS1

B_IOIS16#

B_WE#/B_CGNT#

B_WAIT#/B_CSERR#

B_RESET/B_CRST#

B_REG#/B_CCBE3#

B_IREQ#/CINT#

B_OE#/B_CAD11

B_IOWR#/B_CAD15

B_IORD#/B_CAD13

B_INPACK#

B_CE2#/B_CAD10

B_CE1#/B_CCBE0#

B_CD2#/B_CCD2#

B_CD1#/B_CCD1#

B_SPKR#/CAUDIO

B_STSCHG#

B_D15/B_CAD8

B_D14

B_D13/B_CAD6

B_D12/B_CAD4

B_D11/B_CAD2

B_D10/B_CAD31

B_D9/B_CAD30

B_D8/B_CAD28

B_D7/B_CAD7

B_D6/B_CAD5

B_D5/B_CAD3

B_D4/B_CAD1

B_D3/B_CAD0

B_D2

B_D1/B_CAD29

B_D0/B_CAD27

B_A25/B_CAD19

B_A24/B_CAD17

B_A23/B_CFRAME#

B_A22/B_CTRDY#

B_A21/B_CDEVSEL#

B_A20/B_CSTOP#

B_A19/B_CBLOCK#

B_A18

B_A17/B_CAD16

B_A16/B_CCLK

B_A15/B_CIRDY#

B_A14/B_CPERR#

B_A13/B_CPAR

B_A12/B_CCBE2#

B_A11/B_CAD12

B_A10/B_CAD9

B_A9/B_CAD14

B_A8/B_CCBE1#

B_A7/B_CAD18

B_A6/B_CAD20

B_A5/B_CAD21

B_A4/B_CAD22

B_A3/B_CAD23

B_A2/B_CAD24

B_A1/B_CAD25

B_A0/B_CAD26

A_VS2#/A_CVS2

A_VS1#/A_CVS1

A_IOIS16#

A_WE#/A_CGNT#

A_WAIT#/A_CSERR#

A_RESET/A_CRST#

A_REG#/A_CCBE3#

A_IREQ#/CINT#

A_OE#/A_CAD11

A_IOWR#/A_CAD15

A_IORD#/A_CAD13

A_INPACK#

A_CE2#/A_CAD10

A_CE1#/A_CCBE0#

A_CD2#/A_CCD2#

A_CD1#/A_CCD1#

A_SPKR#/CAUDIO

A_STSCHG#

A_D15/A_CAD8

A_D14

A_D13/A_CAD6

A_D12/A_CAD4

A_D11/A_CAD2

A_D10/A_CAD31

A_D9/A_CAD30

A_D8/A_CAD28

A_D7/A_CAD7

A_D6/A_CAD5

A_D5/A_CAD3

A_D4/A_CAD1

A_D3/A_CAD0

A_D2

A_D1/A_CAD29

A_D0/A_CAD27

A_A25/A_CAD19

A_A24/A_CAD17

A_A23/A_CFRAME#

A_A22/A_CTRDY#

A_A21/A_CDEVSEL#

A_A20/A_CSTOP#

A_A19/A_CBLOCK#

A_A18

A_A17/A_CAD16

A_A16/A_CCLK

A_A15/A_CIRDY#

A_A14/A_CPERR#

A_A13/A_CPAR

A_A12/A_CCBE2#

A_A11/A_CAD12

A_A10/A_CAD9

A_A9/A_CAD14

A_A8/A_CCBE1#

A_A7/A_CAD18

A_A6/A_CAD20

A_A5/A_CAD21

A_A4/A_CAD22

A_A3/A_CAD23

A_A2/A_CAD24

A_A1/A_CAD25

A_A0/A_CAD26

GND

50V10%

220PF

1/16W5%75

50V10%

220PF

50V10%

220PF

GND

50V10%

220PF

1/16W5%75

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

IN

IN

ININ

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

* A_CADDR16,B_CADDR16

33MHZ CLOCK LINE IN CARDBUS MODE

NEAR PCI1451 NEAR PCI1451

2425

20

23

2122

191817161514

10

13

1112

9

56

4

78

3

012

B_CADDR<25..0>

25242322212019

15161718

141312

1011

98765

A_CADDR<25..0>

34

210

012

43

65

7

98

1011

1314

12

15

B_DBUS<15..0>

210

3456789

1110

12

1413

15

A_DBUS<15..0>

-ACD1-ACD2

-BCD1-BCD2

1005 1005 1005 1005

-ACHSTS-ASPKR

-ACE1-ACE2

-AINPACK-AIOR-AIOW-A-OE-AIRQ-AREGARESET-AWAIT-A-WE-ACARD16

AVS1AVS2

-BCHSTS-BSPKR

-BCE1-BCE2

-BINPACK-BIOR-BIOW-B-OE-BIRQ-BREGBRESET-BWAIT-B-WE-BCARD16

BVS1BVS2

1005 1005

_______

U46

H1

J3

H3

J2

K3

J1

K1

L1

T1

R1

M1

L5

L2

R2

P3

N6

W5

R3

V6

U5

P6

N5

M6N2

K6

H2

F19

N3

J6K2K5

L6M2

M3

W6

W4

V5U6

R6

P5P1

N1

M14

R18

P18

M15

R12

P12

W7

P17

P15

P14

P13

N18

N17

N14

M18

R17

R14

R13

V15

V13

V12

U15

U14

U13

U12

L19

R19

N19

P19

M19

K19

T19

W13

W15

W16

W9

W11

J19

P11

W8

V7

P10

V10

V9

V8

J18

K14

H18

G18

L14

H19

W14

W10

R8

J14L18K17J17

H17V11

J15

G17H15

R11U11G14

H14

P7U8

U9

P8

R7

L17

R9

L15

K15

R10

U10

R9

1 2R107

1 2

C138

12

C137

12

C139

12

C140

12

31.8A>

31.8P> 31.8A>

31.7A> 31.1A>

31.7N> 31.0L>

31.2A> 31.2A>

31.6A> 31.6A>

31.2A> 31.5A> 31.5A> 31.6A> 31.4A> 31.2A> 31.3A> 31.3A> 31.4A> 31.1A>

31.5A> 31.3A>

31.2Q> 31.2Q>

31.6N> 31.6N>

31.2Q> 31.5N> 31.5N> 31.6N> 31.4N> 31.2Q> 31.3N> 31.3Q> 31.4N> 31.1N>

31.5N> 31.3N>

31.8P>

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Page 28: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

GND

16V+80% -20%0.1UF

B_VCC

GND

16V+80% -20%0.1UF

GND

16V+80% -20%0.1UF

A_VPP A_VCC B_VPP

GND

10V+80% -20%

1UF

16V+80% -20%0.1UF

10V+80% -20%

1UF

16V+80% -20%

2.2UF

16V+80% -20%

2.2UF

10V

+80% -20%

1UF

GNDGND

GND

TPS2216A12V

12V

5V

5V

5V

3.3V

3.3V

3.3V

DATA

CLOCK

LATCH

RESET

RESET#

STBY#

MODE

NC

NC

NC

NC

AVPP

AVCC

AVCC

AVCC

BVPP

BVCC

BVCC

BVCC

OC#

NC

10V

+80% -20%

1UF

VCC5MVCC3M

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L M N P Q

2

3

4

5

6

7

8

A B C D E F G H J K L

IN

NC

NCIN

NC

NC

NC

NC

NC

NC

NCNCNC

212521251005

10051005

1005

1608

1608

1608 1608

TPS2206DTI_16KTPS2206L

-G_RST_TI

_______

U12

1615

1413

12

1110

4

21

3

9

87

65

30

29

28272625

24

23

222120

19

18

17

C144

12

C179

12

C148

12 C154

12

C153

12C575

12

C146

12

C255

12

C561

12 C256

12

28.4M> 28.4M> 28.4M>

28.5M> 22.6N>

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Page 29: IBM Laptop Motherboard Schematic Diagram

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.com

B_VCC

B_VPP

GND

50V10%

1000PF

GND

GND

50V10%

1000PF

B_VCC

50V10%

1000PF

B_VPP

A_VCC

GND

50V10%

1000PF

50V10%

1000PF

A_VPP

GND

(A01) GND

(A35) GND

(A02) A_DBUS3

(A36) -ACD1

(A03) A_DBUS4

(A37) A_DBUS11

(A04) A_DBUS5

(A38) A_DBUS12

(A05) A_DBUS6

(A39) A_DBUS13

(A06) A_DBUS7

(A40) A_DBUS14

(A07) -ACE1

(A41) A_DBUS15

(A08) A_CADDR10

(A42) -ACE2

(A09) -A-OE

(A43) AVS1

(A10) A_CADDR11

(A44) -AIOR

(A11) A_CADDR9

(A45) -AIOW

(A12) A_CADDR8

(A46) A_CADDR17

(A13) A_CADDR13

(A47) A_CADDR18

(A14) A_CADDR14

(A48) A_CADDR19

(A15) -A-WE

(A49) A_CADDR20

(A16) -AIRQ

(A50) A_CADDR21

(A17) A_VCC

(A51) A_VCC

(A18) A_VPP

(A52) A_VPP

(A19) A_CADDR16

(A53) A_CADDR22

(A20) A_CADDR15

(A54) A_CADDR23

(A21) A_CADDR12

(A55) A_CADDR24

(A22) A_CADDR7

(A56) A_CADDR25

(A23) A_CADDR6

(A57) AVS2

(A24) A_CADDR5

(A58) ARESET

(A25) A_CADDR4

(A59) -AWAIT

(A26) A_CADDR3

(A60) -AINPACK

(A27) A_CADDR2

(A61) -AREG

(A28) A_CADDR1

(A62) -ASPKR

(A29) A_CADDR0

(A63) -ACHSTS

(A30) A_DBUS0

(A64) A_DBUS8

(A31) A_DBUS1

(A65) A_DBUS9

(A32) A_DBUS2

(A66) A_DBUS10

(A33) -ACARD16

(A67) -ACD2

(A34) GND

(A68) GND

GND PAD

GND PAD

P99_D0839(2/2)

GND (B01)

GND (B35)

B_DBUS3 (B02)

-BCD1 (B36)

B_DBUS4 (B03)

B_DBUS11 (B37)

B_DBUS5 (B04)

B_DBUS12 (B38)

B_DBUS6 (B05)

B_DBUS13 (B39)

B_DBUS7 (B06)

B_DBUS14 (B40)

-BCE1 (B07)

B_DBUS15 (B41)

B_CADDR10 (B08)

-BCE2 (B42)

-B-OE (B09)

BVS1 (B43)

B_CADDR11 (B10)

-BIOR (B44)

B_CADDR9 (B11)

-BIOW (B45)

B_CADDR8 (B12)

B_CADDR17 (B46)

B_CADDR13 (B13)

B_CADDR18 (B47)

B_CADDR14 (B14)

B_CADDR19 (B48)

-B-WE (B15)

B_CADDR20 (B49)

-BIRQ (B16)

B_CADDR21 (B50)

B_VCC (B17)

B_VCC (B51)

B_VPP (B18)

B_VPP (B52)

B_CADDR16 (B19)

B_CADDR22 (B53)

B_CADDR15 (B20)

B_CADDR23 (B54)

B_CADDR12 (B21)

B_CADDR24 (B55)

B_CADDR7 (B22)

B_CADDR25 (B56)

B_CADDR6 (B23)

BVS2 (B57)

B_CADDR5 (B24)

BRESET (B58)

B_CADDR4 (B25)

-BWAIT (B59)

B_CADDR3 (B26)

-BINPACK (B60)

B_CADDR2 (B27)

-BREG (B61)

B_CADDR1 (B28)

-BSPKR (B62)

B_CADDR0 (B29)

-BCHSTS (B63)

B_DBUS0 (B30)

B_DBUS8 (B64)

B_DBUS1 (B31)

B_DBUS9 (B65)

B_DBUS2 (B32)

B_DBUS10 (B66)

-BCARD16 (B33)

-BCD2 (B67)

GND (B34)

GND (B68)

P99_D0839(1/2)

GND

1/16W

5%

43K

GND

1/16W

5%

43K

50V10%

1000PF

A_VCC

A_VPP

A_VCC

B_VCC

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

PCMCIA SOCKET

-A_CADDR16

-B_CADDR16

GND GUARD

-BVS2-BVS1-BCD2-BCD1ARESET-AVS2-AVS1-ACD2-ACD1

BRESET

PLACE NEAR

-BCD2

-BCARD16

BRESET

BVS2

1005

-ACD1

10051005

10051005

B

1005

NO_ASM

B 1005NO_ASM

1005

A_CADDR<25..0>

A_DBUS<15..0>

-ACE1

-ACE2-A-OEAVS1

-AIOR

-AIOW

-A-WE

-AIRQ

AVS2

ARESET

-AWAIT

-AINPACK

-AREG

-ASPKR

-ACHSTS

-ACARD16

B_DBUS<15..0>

-BCE1

-BCE2-B-OEBVS1

-BIOR

-BIOW

-B-WE

-BIRQ

-BWAIT

-BINPACK

-BREG

-BSPKR

-BCHSTS

3

411512613714

1510

11

9

81713181419

20

21

1622152312247256

5

4

3

2

1

0

0819210

3

411512613714

1510

11

9

81713181419

20

21

1622152312247256

5

4

3

2

1

0

0819210

-ACD2

-BCD1

_______

B_CADDR<25..0>

J9

16151413121110

4

21

3

98765

68676665646362616059585756555453525150494847464544434241403938373635343332313029282726252423222120191817

J9

138

137

13613513413313213113012912812712612512412312212112011911811711611511411311211111010910810710610510410310210110099989796959493929190898887868584838281807978777675747372717069

R280

12

R291

12

C460

12

C167

12

C186

12

C413

12

C166

12

C408

12

29.3N<

29.2K<

29.2K<

29.2K<

29.4A<

29.8B<

29.6B<

29.3D<

29.3D< 29.3D< 29.2D<

29.3D<

29.3D<

29.2D<

29.3D<

29.2D<

29.2D<

29.2D<

29.3D<

29.3D<

29.4D<

29.4D<

29.2D<

29.6L<

29.3K<

29.3K< 29.3K< 29.2K<

29.3K<

29.3K<

29.2K<

29.3K<

29.2K<

29.3K<

29.3K<

29.4K<

29.4K<

29.3A<

29.4N<

29.8L<

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.com

Page 30: IBM Laptop Motherboard Schematic Diagram

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.com

GND

VREF

AGND

GND

AGND

GND AGND

VREF

GND

FA_365_24R576MHZ

VCC3B

25V5%

1000PF

AGND

50V10%

0.01UF

1/8W5%2.2

VCC5BA

VCC5BA

CS4299

CD_GND

AVSS2

AVSS1

DVSS2

DVSS1

AVDD2

AVDD1

DVDD2

DVDD1

MONO_OUT

ALT_LINE_OUT_R

ALT_LINE_OUT_L

LINE_OUT_R

LINE_OUT_L

PC_BEEP

PHONE

MIC2

MIC1

VIDEO_R

VIDEO_L

AUX_R

AUX_L

LINE_IN_R

LINE_IN_L

CD_R

CD_L

AFTT2

AFTT1

REFFLT

VREFOUT

S/PDIF_OUT

EAPD

ID1#

ID0#

NC

NC

NC

FLTO

FLTI

FLT3D

BPCFG

XTL_OUT

XTL_IN

-RESET

SDATA_IN

SDATA_OUT

BIT_CLK

SYNC

10V

+80% -20%

4.7UF

1/16W5%33

1/16W5%33

50V10%0.01UF

10V

+80% -20%

4.7UF

10V

+80% -20%

4.7UF

AGND

10V10%

1UF

16V+80% -20%

0.047UF

AGND

16V

10%

0.01UF

16V

10%

0.01UF

50V5%

10PF

50V5%

12PF

10V

10%

0.1UF

1/16W5%0

AGND

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

10V

10%

0.1UF

+

16V

20%

100UF

AGND

50V

10%

1000PF

50V

10%

1000PF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

2.2UF

16V

+80% -20%

0.1UF

16V

+80% -20%

1UF

1/10W5%0

AGNDGND

50V

10%

1000PF

50V

10%

1000PF

50V

10%

1000PF

16V

+80% -20%

0.1UF

50V

10%

1000PF

50V

10%

1000PF

10V

+80% -20%

10UF

VCC5B

NCNC

OUT

OUT

NCNC

IN

IN

NC

IN

IN

NC

IN

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

OUT

OUT

OUT

OUT

OUT

OUT

OUT

NC

UNDER 4299

C521

CS4299CL=10PF

MINIMIZEDSTUB MUST BE

C336,C337

C242

C54

C52,C53

C51

C2

AD1881A

NO-ASM

NO-ASM1UF,10%,10V,1608

0.1UF,10V,1608

4.7UF,10V,2125

1UF,10%,10V,1608

0.047UF,16V,1005

0.01UF,10%,1608,50V

1UF,2125, 16V

1000PF,50V,10%,1005

1000PF,5%,1608,25V

1000PF,50V,10%,1005

270PF,50V,10%,1005

270PF,50V,10%,1005

LOGIC VALUE IS SET FOR CS4299

1005

2125

1608

AC97_SYNC

AC97_SDOUTAC97_BITCLK

AC97_SDIN0-AC97_RST

MIC_M

DOCK_RIDOCK_LI

R_LINE_INL_LINE_IN

CD_AUDIO_RCD_AUDIO_L

CD_G

L_OUT

PHONE

R_OUT

1005

1005 10051608

1005

1005

1005

1005

NO_ASM

1005

2125

2125

1005

1005

1005

NO_ASM

1005

NO_ASM

1005

1005

1005

2125

7343 TAN

1005

2125

1608

3216

2125

NO_ASM

NO_ASM

1608

2125

1005

1005

1005

1005

1005

1005

_______

Y1

1 2

U8

16

1514

1312

11

10

4

2

1

3

9

8

7

65

484746454443

42

41

40

39

38

37

3635

34333231

3029

2827

26

25

2423

2221

20

19

18

17

R2301 2

R2321 2

R355

1 2

R35

1 2

R10

1 2

C301

2

C333

12

C231

2

C3181

2

C541

2

C151

2

C420

1 2

C4231

2

C4211

2

C242

12 C521

12

C658 1

2

C659

12

C3211

2

C3371

2

C3281

2

C3271

2

C3361

2

C16

12

C3201

2

C531

2

C521

2

C335

12

C334

12

C511

2

C29

12

C341

2

C421

2

C431

2

C3291

2

C2

12

14.6N<>

14.6N<> 14.6N<>

14.6N<> 14.6N<>

34.4H>

33.4N> 33.4P>

35.2N< 35.2N<

33.7P> 33.7P>

33.6P>

38.7N<

33.6B>

38.7N<

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Page 31: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/16W1%3.4K

1/16W5%6.8K

1/16W5%6.8K

AGND

10V+80% -20%

1UF

AGND

MICVCC

MICVCC

MICVCC1/16W5%47K

TC7W66FKVCC

GND

TC7W66FKVCC

GND

TC7W66FKVCC

GND

16V

10%0.01UF

16V+80% -20%

0.1UF

1/16W5%1K

1/16W5%1K

1/16W5%10K

16V+80% -20%

0.1UF

1/16W5%10K

1/16W5%10K

1/16W0.5%12.4K

1/16W0.5%12.4K

16V+80% -20%2.2UF

16V+80% -20%2.2UF

VCC5B

AGNDAGND

AGND

10V+80% -20%1UF

10V+80% -20%1UF

10V+80% -20%1UF

AGND

1/16W5%20K

1/16W5%20K

1/16W0.5%10K

OUT

OUT

IN

OUT

IN

IN

OUT

OUT

OUT

IN

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

IN

OUT

NC

NC

OUT

IN

OUT

IN

IN

1608

1608

1608

-DOCK_ATACHED

DOCK_LINE_IN_R

DOCK_LINE_IN_L

AUDIO_RTN

CD_R_IN

CD_L_IN

DOCK_RI

BVREF

DOCK_LI

BVREF

CD_G

CD_AUDIO_R

1608

1608

1608

1608

2125

2125

1005

1005

1005

1005 1005

1005

1005

CD_AUDIO_L

1005

1608

1005

PHONE

BVREF

ULTRA_CD_MUTE

MODEM_SPK+1005

1005

1005

MDM_SOUND1005

_______

U9

4

2

1

3 5

6

7

8

U14

4

2

1

3 5

6

7

8

U10

4

2

1

3 5

6

7

8

R141

1 2

R54

12

R813

1 2

R86

1 2

R57

1 2

R59

1 2

R67

1 2

R71

1 2

R69

1 2

R58

12

R63

12

R68

12

R70

12

R66

12

C63

1 2

C50

12

C1061

2

C109

1 2

C350

1 2

C82

1 2

C75

1 2

C84

1 2

C83

1 2

41.7H>

41.7A>

41.7H>

42.1G>

42.1G>

42.1G>

32.6J>

36.4B< 34.6J< 33.5B< 34.3H> 33.4P>

32.6J>

36.4B< 34.6J< 33.5B< 34.3H> 33.2P>

32.3J>

32.7J>

32.7J>

32.6J>

34.3H> 33.4P> 33.2P>

42.7A<>

39.2N<

44.5B<

www.laptop-schematics

.com

Page 32: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

50V10%1000PF

VCC5B

16V10%0.01UF

1/16W

5%

20K

1/16W5%

10K

10V20%

0.15UF

AGND

1/16W5%39K

50V5%470PF

AGND

16V+80% -20%

0.1UF

AGND

MICVCC

GND

AGND

MICVCC

1/16W1%

1.1K

1/16W1%

2.2K

1/16W5%

8.2K

16V+80% -20%0.33UF

10V+80% -20%

10UF1/16W

5%47K

AGND

TC75S51F

-

+

VSSVCC

10V20%

0.15UF

AGND

MICVCC

AGND

MICVCC

50V10%2200PF

VREF

16V+80% -20%0.1UF

10V+80% -20%

1UF

16V+80% -20%0.33UF

1/16W5%100

16V+80% -20%0.33UF

AGND

AGND

MAX4326

V-

OUT

+IN

-IN

-IN

+IN

OUT

V+

1/16W5%6.8K

1/16W

5%

47K

HSP_02

TC7W66FKVCC

GND

DTC115EEA

VCC5BA

MAX8873TEUK

GND

SET

OUT

SHDN#

IN

RB521S_30

BLM21A121S

+16V

20%

22UF

16V

+80% -20%

0.33UF

16V+80% -20%0.33UF

50V5%

20PF

10V

+80% -20%

1UF

1/16W1%

100K

1/16W1%

274K

1/16W

5%

0

AGND

MICVCC

10V+80% -20%

1UF

1/16W

5%

100K

OUT

IN

IN

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

0

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

IN

TO INTERNAL MICROPHONE

ALL PARTS MUST BE PLACED NEAR

NO_ASM

1005

1608

1608

1608

1608

1005

1608

1608

1005

1005

1608

3528 TAN

1608

1608

NO_ASM

1005

1005

NO_ASM

B1608

1005

1005

1608

1005

1005

B

1608

10051005

1005

1005

1005

MIC_M

MONO_OUT

BVREF

1608

EXT_MIC

BVREF

3216 1608

MAX4326EUA

1608

NO_ASM

INT_MIC_EN

1005

_______

D69

1 2

U18

4

2

1

3 5

6

7

8

U23

8

6

2

7

1

5

3

4

J1

2

1

Q19

1

2

3

VR1

4

2

1

3

5FL15

1 2

U61

5

3

1

2

4

R485

12

R476

12

R470

1 2

R494

1 2

R513

12

R493

12

R284

12

R484

12

R475

12

R496

12

R512

1 2

R505

12

R155

12

R177

12

C471

1 2

C461

1 2

C454

1 2

C490

12

C470

12

C489

1 2

C169

12

C495

12

C503

1 2

C509

12

C287

1 2

C529

1 2

C480

12

C475

1 2

C259

12

C2601

2

C268

12

C258

12

C277

12

32.6J>

39.2B<

34.3H> 33.4P> 33.2P>

36.7P>

36.4B<

34.6J<

33.5B<

33.4P> 33.2P>

35.3C>

www.laptop-schematics

.com

Page 33: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

50V

10%

1000PF

BK1608HM102

1/16W5%10K

AGND

1/16W

0.5%

12.4K

1/16W

0.5%

12.4K

16V+80% -20%2.2UF

BK1608HM102

FG

HEADPHONE

LINE IN

MIC

99_0015_01

FG

16V

10%

0.01UF

AGND

50V

10%

1000PF

50V

10%

1000PF

BK1608HM102BK1608HM102

1/16W5%10K 16V+80% -20%2.2UF

FG

BK1608HM102

16V10%0.01UF

AGND

16V

10%

0.01UF

FG AGND

50V

10%

1000PF

BK1608HM102

FG

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

A B C D E F G H J K L

OUT

IN

IN

OUT

OUT

OUT

IN

NC

OUT

OUT

NEAR LINE CONN

WIDE PATTERN

WIDE AND SHORT PATTERN

WIDE PATTERN

ZERO LENGTH

WIDE AND SHORT PATTERN

ZERO LENGTH

NEAR HEADPHONE CONN

1005

1005

L_LINE_IN

R_LINE_IN

R_H_RETURN

L_H_RETURN

HP_L_OUT

HP_R_OUT_JACK

HP_L_OUT_JACK

MIC_JACK_5INT_MIC_ENMIC_JACK_3

MIC_JACK_2

21251005

1005

1005

2125

1608

1608

1005

1005

1005

1005

HP_R_OUT

_______

FL2

12

FL1

12

FL412

FL612

FL312

FL512

J13

1615

1413

12

1110

4

21

3

9

87

6

5

18

17

R348

12

R347

12

R191

12

R295

12

C291

12

C290 1

2

C2981 2

C292

12

C294 1

2

C2961

2

C293

12

C2971 2

C532

1 2

32.7J>

32.7J>

38.4P<

38.5P<

36.2B< 34.5A< 36.3B<

36.3B<

38.5P>

38.5P>

www.laptop-schematics

.com

Page 34: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

BK1608HS102

1/16W

5%

2.7K

MICVCC

1/16W

5%

910

AGND

10V

10%

0.47UF

BK1608HS102

16V+80% -20%0.33UF

AGND

AGND

AGND

50V5%

100PF

AGND

1/16W5%47

1/16W5%47K

MICVCC

1/16W

5%

47K

1/16W

5%

47K

1/16W5%

6.8K

1/16W 5% 27K

FG

50V 5% 390PF

AGND

AGND

1/16W5%0

FG

10V

+80% -20%

10UF

MICVCC

AGND

16V

+80% -20%

0.1UF

AGND

MICVCC

MAX4326EUA

IN1

IN2

BIAS

MUTE

OUT1

OUT2

GND

VCC

10V

+80% -20%

10UF

16V

+80% -20%

2.2UF

BK1608HS102 1/16W

5%

0

50V

5%

100PF

50V

10%

1000PF

1/16W5%2.7K

IN

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

A B C D E F G H J K L

IN

IN

IN

PWR AND GND PINPLEASE CLOSE TO MAX4326EUA

* J5-3 TO R57 GUARDING WITH AGND

* J5-2 TO LMV822-3 GUARDING WITH AGND

3216

1005

1608

EXT_MIC

MIC_JACK_5

MIC_JACK_3

MIC_JACK_2

BVREF

1608

1608

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005 NO_ASM

1005

1005

2125

1608

3216

1005

_______

U40

4

2

13

8

7

6

5

FL7

12

FL912

FL812

R349

1 2

R357

12

R365

1 2

R367

12

R372

12

R353

12

R362

1 2

R359

12

R354

12

R358

12

R366

12

C299

12

C301

12

C300

12

C307

12

C302

1 2

C304

12

C309

12

C313

12

C308

12

C303

12

34.5A<

35.2C>

35.3C>

35.3C>

34.3H> 33.4P> 33.2P>

www.laptop-schematics

.com

Page 35: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

AGND

50V10%

1000PF

50V10%

1000PF

50V10%

1000PF

50V10%

1000PF

HSP_04

AGND

50V5%

33PF

50V5%

33PF

50V5%

33PF

50V5%33PF

IN

IN

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K

2

3

4

5

6

7

8

A B C D E F G H J K L

SPEAKER CONNECTOR

PLACE NEAR SPEAKER AMPLIFIER PLACE NEAR SPEAKER CONNECTOR

SP_OUTR+SP_OUTR-SP_OUTL+SP_OUTL-

1005 1005 1005 1005

NO_ASM

1005 1005 1005 1005

_______

J2

4

21

3

C494

12

C493

12

C492

12

C638

12

C491

12

C639

12

C640

12

C641

12

38.4P> 38.4P> 38.4A> 38.4A>

www.laptop-schematics

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Page 36: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

10V

+80% -20%

1UF

10V

+80% -20%

4.7UF

10V

+80% -20%

4.7UF

10V

+80% -20%

4.7UF

10V

10%

1UF

AGND

1/16W

5%

2.2K

1/16W

5%

2.2K

1/8W

5%

2.2

10V

+80% -20%

4.7UF

16V

10%

0.1UF

1SS400

1/16W5%20K

10V

+80% -20%

1UF

10V+80% -20%4.7UF

1/16W5%47K

1/16W5%1K

10V

+80% -20%

1UF

16V+80% -20%2.2UF

16V

10%

0.1UF

AN7515

GND

GND

GND

GND

GND

GND

GND

GND

GND

VCC3_SPK

VCC2_SPK

VCC1_SPK

VCC2_HP

VCC1_HP

SPK_OUT_1_R

SPK_OUT_2_R

NC

BASS_C1

SPK_IN_R

SPK_IN_L

RF_SPK

HP_OUT_L

HP_OUT_R

NC

NC

NC

NC

BEEP_IN

NC

HP_IN_R

HP_IN_L

NC

LINE_IN_L

LINE_IN_R

SPK_OUT_1_L

SPK_OUT_2_L

NC

BASS_SW

BASS_LIMIT

BASS_D2

BASS_D1

BASS_C2

BASS_R2

BASS_R1

STANDBY_SPK

MUTE_SPK

STANDBY_HP_LINE

RF_HP

VOLUME_CTL

RF_HP

MUTE_HP

BEEP_CTL_HP

MUTE_LINE

BEEP_CTL_LINE

LINE_OUT_L

LINE_OUT_R

1/16W

5%

10K

AGND

50V

10%

1000PF

VCC5MVCC5M

1/16W

5%

10K

1/16W

5%

27K

1/16W

5%

27K

1/16W1%30.1K

16V+80% -20%1UF

25V+80% -20%4.7UF

25V+80% -20%4.7UF

AGND

50V

10%

1000PF

1/16W5%24K

1/16W5%24K

1/16W1%56.2

1/16W1%56.2

16V+80% -20%2.2UF

AGND

10V+80% -20%1UF

AGND

1/16W5%47K

1/16W5%47K 10V+80% -20%1UF

AGND

+

16V

20%

33UF

+16V

20%

47UF

16V+80% -20%0.47UF

16V+80% -20%0.47UF

1/16W

5%

47K

1/16W5%15K

+ 16V20%100UF

+ 16V20%100UF

1/16W1%30.1K

16V+80% -20%1UF

AGND

+16V

20%

47UF

+

16V20%47UF

1/16W5%47K

1/16W

5%

47K

16V+80% -20%0.47UF

AGND

1/16W

5%

68K

50V10%1000PF

1/16W5%33K

AGND

V-

V++

-

OUT

LMV821

10V

+80% -20%

1UF

1/16W

5%

4.7K

VCC5M

AGND

25V+80% -20%

0.1UF

VCC5M

10V+80% -20%1UF

1/16W5%0

10V

+80% -20%

1UF

1/16W5%15K

1/16W5%15K

1/16W5%15K

1/16W5%15K

4341R25

1/16W

5%

220K

1/16W

5%

01/10W

5%

0

10V

+80% -20%

1UF

NC

IN

IN

IN

IN

IN

OUT

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

NC

NC

OUT

NC

NC

IN

OUT

OUT

IN

NC

OUT

NC

IN

IN

IN

NC

OUT

OUT

C32,C89

PLACE NEAR DOCKING CONNECTOR

0OHM ASM

1.25A

AN17000A

CLOSE TO PIN1 AND PIN56

-MUTE

1608

AUDIO_VOLUME

1608

1005

1005

1005

1005

SP_OUTL-SP_OUTL+

-SPK_MUTE

DOCK_LINE_OUT_L3216

DOCK_LINE_OUT_R

3216

6032 TAN

1608

1608

2125

21251005

1005

1005

1005

NO_ASM

NO_ASM

1005

1005

1005

1005

1608

1608

L_H_RETURN

1005

1005

R_H_RETURN

1005

1005

VCC5M_SPK

2125

1608

1608

1608

1005

1005

1005

1005

1005

VCC5M_AN7515_HP

ICH3M_SPKR

6032 TAN

6032 TAN

6032 TAN

VCC3_5M_AN7515_SPK

2125

PCIC_SPKR

DOCK_SPKR

MODEM_BEEP

SP_OUTR-

SP_OUTR+

1608

1608

1608

2125

6666 UWT1C101MCR1GB

6666 UWT1C101MCR1GB 1608

HP_R_OUT

1608

HP_L_OUT

R_OUTL_OUT

H8_SPKR

1005

1005

1005

1005

1608

1005

1005

NO_ASM

1608

1608

1608

1005

2125

2125

2125

2125

1608

1608

1005

NO_ASM

1005

2125

2125

NO_ASM

_______

D43

1 2

F18

21

U22

16

15

14

13

1211

10

4

2

1

3

9876

5

56

555453

52

515049484746454443

42

414039

38

37

36

35343332

31

30

29 2827

262524232221201918

17

U33

3

2

4

1

5

R1241

2

R101

1 2R100

1 2

R1251

2

R93

1 2

R2681

2

R1121

2

R450

1 2

R84

12

R687

1 2

R921

2

R851

2

R111

1 2

R1341

2

R674

1 2

R446

1 2

R31

12

R680

1 2

R679

1 2

R678

1 2

R677

1 2

R511

1 2

R643

1 2

R676

1 2

R911

12

R912

1 2

R909

12

R434

1 2

R488

1 2

R459

1 2

R1501

2

R2391

2

R192

12

C1331

2

C22

12

C130

12

C311

2

C506

1 2

C196

12

C428

1 2

C111

12

C713

12

C211

2

C27

1 2

C132

12

C5381

2

C118

12

C117

12

C550

1 2

C126

1 2

C122

1 2

C119

12

C89

1 2

C32

1 2

C6421

2

C96

12

C1971

2

C4291

2

C14

12

C488

12

C127

1 2

C131

1 2

C134

1 2

C555

1 2

C370

1 2

C110

12

C619

1 2

C712

1 2

C714

1 2

20.4Q>

20.1A>

20.4Q>

37.6E< 37.6E<

41.7H<

41.7A<

35.5K>

35.5K>

15.3M>

28.4M>

41.6H>

39.2B>

37.7E<

37.7E<

35.7K<

35.7K<

32.5J> 32.5J>

20.3Q>

www.laptop-schematics

.com

Page 37: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/16W5%33

AGND

1/16W

5%

10K

AGND GND

50V10%

1000PF

VCC3AUX

VCC3AUXIN

+

16V20%

22UF

1/16W5%0

VCC3B VCC5B

1/16W5%0

GNDAGND

1/16W5%33

GNDMFG2MFG1

1123992_1

GND

GNDGND

16V10%

0.01UF

16V10%0.01UF

16V10%0.01UF

16V10%

0.01UF

GND

VCC3AUX

1/16W

5%

10K

1/16W

5%

10K

SMDC150

AGND

IN

NC

IN

OUT

IN

IN

IN

IN

OUT

OUT

NC

NC

NC

IN

NC

IN

IN

NCNC

NCNC

IN

IN

OUT

NCNC

NCNC

NC

NC NC

NC

OUT

IN

IN

IN

IN

IN

IN

IN

NC

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K

NC

OUT

NC

NC

NC

IN

IN

NCNCNC

J20 PIN70

PLACE NEAR CONNECTOR

J20 PIN18

MINI PCI

VCC3AUX_MINIPCI

3528 TAN

AC97_BITCLK

1005

1005

1005 10051005

1005

1005

-AC97_RST

-DEVSEL

-STOP-TRDY

PAR

-FRAME

-GNT3

-PME

-INTC

16081608

30

282624

2220

1618

0

1513

9

11

64

02

MINI_PCI_SDAMINI_PCI_SCL

MODEM_SPK+

AC97_SYNC

MODEM_BEEP

MONO_OUT

18

14

1012

87

3

5

1

3129

2725

23

2119

17

3

2

1

VCC5B_MINIPCIVCC3B_MINIPCI

-PCIRST

C_BE<3..0>AD<31..0>

-REQ3

PCICLK_MPCI1_33M

-PERR

-CLKRUN-SERR

-IRDY

1005

1005

-INTD

1005

MPCI_AC97_SDOUT

MPCI_AC97_SDIN1

_______

J22

16151413121110

421

3

98765

7675

126

74

125

73

124

72

123

71

122

70

121

69

120

68

119

67

118

66

117

65

116

64

115

63

114

62

113

61

112

60

111

59

110

58

109

57

108

56

107

55

106

54

105

53

104

52

103

51

102

50

101

49

100

48

99

47

98

46

97

45

96

44

95

43

94

42

93

41

92

40

91

39

90

38

89

37

88

36

87

35

86

34

85

33

84

32

83

31

82

30

81

29

80

28

79

27

78

26

77

252423222120191817

F17

21

R119

1 2

R88

1 2R91

1 2

R1221

2

R7631

2

R565

1 2

R1231

2

C369

12

C113

12

C433

12

C124

12

C112

12

C125

12

14.6N<> 14.6N<>

28.7M> 14.5C<>

28.7M> 14.5C<> 28.7M> 14.5C<>

28.7M> 14.5C<>

28.7M> 14.5C<>

14.3C>

22.4B< 20.7B< 28.5M> 14.5C<>

15.1B< 40.5L>

46.5B> 46.6B>

33.7B>

14.6N<>

38.6P<

34.2H>

14.4C>

14.9C<> 14.8C<>

14.4C<

13.4Q>

28.7M> 14.5C<>

28.5M> 24.5F> 14.4C<> 28.6M> 14.5C<>

28.7M> 14.5C<>

15.0B< 40.5L>

44.2K>

44.2K<

www.laptop-schematics

.com

Page 38: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

BEB

BED

BEC

B19

B18

B17

B16

B15

B14

B13

B12

B11

B10

B9

B8

B7

B6

B5

B4

B3

B2

B1

B0

GND

A19

A18

A17

A16

A15

A14

A13

A12

A11

A10

A9

A8

A7

A6

A5

BEA

A4

A3

A2

A1

A0

PI5C32X384CVCC VCC

GND

BEB

BED

BEC

B19

B18

B17

B16

B15

B14

B13

B12

B11

B10

B9

B8

B7

B6

B5

B4

B3

B2

B1

B0

GND

A19

A18

A17

A16

A15

A14

A13

A12

A11

A10

A9

A8

A7

A6

A5

BEA

A4

A3

A2

A1

A0

PI5C32X384CVCC VCC

GND

1/16W5%0

1/16W5%0

GND

1/16W

5%

2.2K

16V+80% -20%

0.1UF

GND

VCC5B

1SS355

GNDGND

VCC5B_QS

VCC5B_QS

BEB

BED

BEC

B19

B18

B17

B16

B15

B14

B13

B12

B11

B10

B9

B8

B7

B6

B5

B4

B3

B2

B1

B0

GND

A19

A18

A17

A16

A15

A14

A13

A12

A11

A10

A9

A8

A7

A6

A5

BEA

A4

A3

A2

A1

A0

PI5C32X384CVCC VCC

GND

GND

16V+80% -20%0.1UF

16V+80% -20%

0.1UF

GND

1SS355

VCC5B VCC5B_QS

GND

OUT

OUT

NC

OUT

IN

IN

NC

IN

IN

NC

IN

OUT

NC

IN

IN

IN

IN

OUT

NC

IN

IN

OUT

IN

IN

OUT

OUT

IN

NCNC

NCNC

OUT

IN

IN

OUT

OUT

OUT

IN

OUT

OUT

OUT

OUT

OUT

OUT

OUT

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

IN

OUT

IN

OUT

NCNC

NC

VCC5B_32X384

1005

1005

1005

NO_ASM

-REQ2

PC_BE<3..0>

PAD<31..0>

PCLK

PIRQSER-PINTD-PINTC-PINTB

-PINTA

-PFRAME

-PGNT-PREQ

-GNT2

C_BE<3..0>

210

3031

27

29

26

28

25

2423

2122

20

2827

29

26

24

25

23

2122

20

3

3031

3

012

AD<31..0>

1615

1819

17

1314

12

1011

6

8

5

7

9

1819

171615

141312

1011

789

6

43

12

0

5

34

12

0

-INTA

-INTB-INTC-INTDIRQSER

PCICLK_DOCK_33M

-DOCKCLK_QSW_EN

-DOCK_QSW_EN

PAR

-FRAME-IRDY

-CLKRUN-TRDY

-SERR-STOP

-DEVSEL-PERR

-LOCK

PPAR-PIRDY

-PCLKRUN-PTRDY

-PSERR-PSTOP-PPERR-PDEVSEL

-PLOCK

1005

1005

1005

_______

D12

12

D4212

U43

33302926

2320

8

43

7

191615

11

4744434039

34

32312827

2221181714

109652

48

36

24

12

4645424138

35

37

25

13

1

U44

33302926

2320

8

43

7

191615

11

4744434039

34

32312827

2221181714

109652

48

36

24

12

4645424138

35

37

25

13

1

U45

33302926

2320

8

43

7

191615

11

4744434039

34

32312827

2221181714

109652

48

36

24

12

4645424138

35

37

25

13

1

R6521

2

R36

1 2

R445

1 2

C92

12

C345

12

C340

12

14.4C<

41.8J<

41.8J<

41.4J<

41.6A< 41.7J> 41.7Q> 41.8J>

41.7Q>

41.6J<

41.4J< 41.4Q<

14.3C>

14.9C<>

14.8C<>

48.3D< 15.1B< 28.6M>

15.1B< 28.6M> 15.1B< 39.6P> 15.0B< 39.7B>

28.6M> 20.7B<>

13.4Q>

22.4N>

22.4N>

28.7M> 14.5C<>

28.7M> 14.5C<> 28.7M> 14.5C<>

28.5M> 24.5F> 14.4C<> 28.7M> 14.5C<>

28.6M> 14.5C<> 28.7M> 14.5C<>

28.7M> 14.5C<> 28.7M> 14.5C<>

28.6M> 14.5C<>

41.6J< 41.6Q<

41.4Q< 41.6J<

41.6Q< 41.6J< 41.6J< 41.6Q<

41.6Q<

www.laptop-schematics

.com

Page 39: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.comUSB_PWR

VCC5M

DOCK-PWR16

AGND

VCC5B

AGND

1/16W5%100K

SMDC150

1SS355

DOCK_ID_EN#

GND

NOTEPWRD

SUSSTAT#

GND

EXP_MIC_EN

LINE_IN_R

GNDA

LINE_OUT_R

CD_AUD_R

CD_COM

GND

TPA+

TPB+

GND

P0-

KBCLK

MSCLK

GND

UBAY_ID_IN#

SER_IRQ

DRATE1

DRATE0

DIR

WDATA

TRACK0

RDDATA

DSKCHG#

JBB1

GND

GND

JBCX

MIDIIN

JBCY

JBB2

MIDIOUT

RED

BLUE

HSYNG

DDCCLK

GND

STRB#

D0

D1

D2

D3

D5

D7

BUSY

SLCT#

DTR

RI

DOCKID_1

GND

GND

EXTPWRG

PWR_ON#

GND

MIC_IN

LINE_IN_L

GNDA

LINE_OUT_L

CD_AUD_L

CD_MUTE#

GND

TPA-

TPB-

USB_PWR

P0+

KBDATA

MSDATA

GND

PCMCIA_SPK

IDE_IRQ

INDEX#

DRVSEL

MOEN

STEP

WREN#

WPROTECT

SIDE1SEL

JAB1

GND

GND

JACX

(RESERVED)

JACY

JAB2

DOCKED#

GND

GREEN

DDCDTA

VSYNC

GND

(RESERVED)

ATFD#

ERROR#

INIT#

SUN#

D4

D6

ACK#

PE#

TP

GND

TXD

CTS

P99_D0485_N26 (2/1) P99_D0485_N26 (2/2)

GND

GV16V

DOCK_ID2

DCD

DSR

CHSGND

RD-

RD+

TD+

GND

EVENT#

ALERT_CLK

GND

AD00

AD02

AD04

GND

AD08

CBEO#

AD09

GND

AD11

AD13

AD15

GND

GND

PAR

12CCLK

12CDATA

STOP#

TRDY#

GND

FRAME#

AD16

PWR_SW#

SAFE5V

AD18

AD20

AD22

GND

IDSEL

AD24

AD26

AD28

GND

AD30

GNT#

CLKRUN

PCIRST#

GND

INTC#

INTA#

DOCK_ID3

GND

DOCK_ID0

GND

GV16V

RTS

RXD

GND

(NO PIN)

(NO PIN)

(NO PIN)

RING

(NO PIN)

(NO PIN)

(NO PIN)

LED1_GRNN

RJ45_TERM1

RJ45_TERM2

TD-

LED2_YELN

SOLENOID_ON#

ALERT_DATA

GND

AD01

AD03

AD05

GND

AD07

AD08

AD10

GND

AD12

AD14

CBE1#

GND

GND

SERR#

PERR#

LOCK#

DEVSEL#

IRDY#

GND

CBE2#

AD17

SAFE5V

SAFE5V

AD19

AD21

AD23

GND

CBE3#

AD25

AD27

AD29

GND

AD31

PME#

REQ#

GND

PCICLK

GND

INTD#

INTB#

GND

GND

AGND GND

16V10%0.01UF

GND16V10%

0.01UF

GND

VCC

GND

TC7WB126FK

VCC

GND

TC7WB126FK

VCC5M

GND

GND

GND

GND

GND

25V+80% -20%0.1UF

25V+80% -20%

0.1UF

GND

1/16W5%33

VCC5B

IN

IN

IN

OUT

IN

IN

IN

OUT

IN

OUT

OUT

IN

IN

OUT

IN

IN

IN

IN

IN

IN

NC

IN

IN

OUT

OUT

IN

OUT

IN

IN

IN

IN

NC

IN

IN

NC

IN

IN

IN

IN

IN

IN

IN

OUT

OUT

IN

IN

IN

IN

IN

OUT

IN

IN

IN

IN

IN

IN

IN

IN

OUT

IN

IN

IN

IN

IN

IN

OUT

IN

IN

OUT

BI

NC

NCNC

NC

NCNCNCNC

NCNC

NC

IN

IN

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

IN

IN

IN

IN

IN

NCOUT

IN

OUT

NC

IN

IN

OUT

IN

IN

IN

NC

IN

IN

IN

IN

OUT

IN

OUT

OUT

IN

IN

OUT

IN

IN

IN

IN

IN

OUT

OUT

IN

IN

OUT

OUT

NC

IN

OUT

NC

OUT

RJ45TERM

1005

1608

USBP0+USBP0-

-DOCK_EVENTDOCK_AOL_SCL

-DOCK_PME

-WPROTECT

-STEP

-INDEXDRATE1

-IODTR-IORI-DOCKID1

LPTSLCTLPTBUSY

LPTD<7..0>

DDCCLK_ID3

-LPTSTB

CRT_HSYNC_EXT

-XFD_INST

-DOCK_UBAY_ID_ENPIRQSER

MSCLKXKBDCLK

-DASP_DOCK

DOCK_LINE_OUT_R

DOCK_LINE_IN_R

-DOCK_ID_EN -DOCKID0

-DOCKID3

-DOCKID2

DOCK_SCLDOCK_SDA

PCLK-PRESET-PGNT

-PFRAME

-PTRDY-PSTOP

-PPERRPPAR

PAD<31..0>

-PINTD

-DOCK_ATACHED

-PWRON_DOCK

CRTID0RJ45_LED1_GRP

DOCK_SPKR

MSDATA

CRT_VSYNC_EXTDDCDATA_ID1

-LPTAFD-LPTERR-LPTINIT-LPTSLIN

-IOCTSIOTXD

RJ11_TIP

LPTPE-LPTACK

-PINTA-PINTC

-PSERR-PLOCK

-PIRDY-PDEVSEL-PWRSWITCH

-PREQ-PCLKRUN

1608

1357

810

1

1412

0

2119

172

25

233

312927

0

246

9

15

1311

16

1820

22

30

24

2628

RJ45_TD+RJ45_RD+RJ45_RD-

-IODSR-IODCD

PC_BE<3..0>

-PINTB

DOCK_AOL_SDA-SOLENOID_ON-RJ45_LED2_YELNRJ45_TD-

RJ11_RING

-RJ45_LED1_GRNN

IORXD-IORTS

46

0123

75 LPTD<7..0>

EXTPWRG

DOCK_LINE_IN_L

DOCK_LINE_OUT_L

19

XKBDDATA

BPWRG_DOCK

1005

1005

-DIR-WRDATA-TRACK0-RDDATA-DISKCHG -SIDE1SEL

CRT_GREENCRT_REDCRT_BLUE

VCC5B_F1

1005

-MOTEN1_DOCK

-PWRON_DOCK-PWRON

-MOTEN1_DOCK-MOTEN1

BPWRG_DOCK

-DRVSEL1

-WREN_DOCK

-WREN -WREN_DOCK

_______

D50

1 2

F15

21

J18

138137136135134133132131130129128127126125124123122121

184183182181

242241

180179178

174

170169168167166165164163162161160159158157156155154153152151150149148147146145144143142141140139

244243

240239238

230229228227226225224223222221220219218217216215214213212211210209208207206205204203202201200199198197196195194193192191190189188187186185

J18

16151413121110

4

21

3

98765

7675747372717069

120

68

119

67

118

66656463

114

6261

6059

110

58

109108107106105104103102

50

101

49

100

48

99

47

98

46

97

45

96

44

95

43

94

42

93

41

92

40

91

39

90

38

89

37

88

36

87

35

86

34

85

33

84

32

83

31

82

30

81

29

80

28

79

27

78

26

77

252423222120191817

U47

8

75 3

4

U47

8

12 6

4

R603

12

R371

1 2

C10

12

C24

12

C209

12

C114

1 2

58.3C<>

15.8P<> 15.8P<>

20.4Q< 46.6B>

15.1B>

24.3Q< 42.6A<>

42.5A<> 24.4Q>

24.3Q< 42.4A<> 42.5A<> 24.4Q>

25.5M> 25.4M> 24.4A<

24.5L> 24.5L>

24.6L<>

58.6K<> 50.3L> 27.6N<>

24.5L>

27.0L>

58.7J<

24.3A> 40.5Q>

58.6C<> 21.1D<> 20.3E<>

58.6C<> 21.0D<> 20.3E<>

22.0B<

38.7D>

33.4H<

24.3A> 24.4A<

24.4A<

24.4A<

46.8B<> 46.8B<>

40.5Q> 22.8Q> 40.5K>

40.7Q>

40.6Q> 40.6Q>

40.6Q> 40.7Q>

40.2P>

40.5Q<

33.3H<

41.1J>

58.5K< 50.3L> 27.4P> 58.3C>

38.6P<

58.6C<>

21.2D<> 20.3E<>

27.4K> 50.3L> 27.7N<>

24.5L> 24.5L> 24.5L> 24.5L>

25.4M> 25.5M>

58.1G>

24.5L> 24.5L>

40.6Q< 40.5Q<

40.6Q> 40.5Q>

40.7Q> 40.6Q> 23.3A<

22.5N> 21.6N>

40.5K> 40.7Q>

58.3C<> 58.3C<> 58.3C<>

25.4M> 25.4M>

40.1P>

40.6Q<

46.5B> 22.3N> 58.4C>

58.4C<>

58.1G>

58.3C>

25.4M> 25.5M>

24.6L<>

22.3B<

33.4H<

38.6D>

58.6C<>

21.1D<> 20.3E<>

67.2Q>

42.5A<> 24.4Q> 42.5A<> 24.4Q>

42.6A<> 42.6A<> 42.5A<> 42.6A<> 24.4Q>

27.9K> 27.9K> 27.9K>

41.1F>

41.7H< 22.5N>

41.6H> 24.4Q>

67.2Q>

24.3F>

41.0F>

42.5A<> 24.4Q> 41.5H<

www.laptop-schematics

.com

Page 40: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com1

6V

10%

0.01UF

GND

VCC5BUBAY

GND

50V10%

220PF

1/16W5%82

PI5C16862C

B19

B18

B17

B16

B15

B14

B13

B12

B11

B10

B9

B8

B7

B6

B5

B4

B3

B2

B1

B0

VCC

VCC

GND

GND

BE4#

A19

A18

A17

A16

A15

BE3#

A14

A13

A12

A11

A10

BE2#

A9

A8

A7

A6

A5

BE1#

A4

A3

A2

A1

A0

GND 54650_0810

GND

16V

10%

0.01UF

16V

+80% -20%

0.047UF

DTC115EEA

GND

1/16W5%

1K

1/16W5%

100K

SI3456DVVCC5BUBAY

VCC3A

VCC3A

GND

RPACK41/32W

5%

47K

RPACK41/32W

5%

47K

RPACK41/32W

5%

47K

RPACK41/32W

5%

47K

VDD15VCC5M

10V

+80% -20%

10UF

VCC5BUBAY

1/16W5%

22K

GND

GND

VCC5B

16V

10%

0.01UF

NC

IN

NCNC

BI

OUT

NC

BI

BI

NC

BI

OUT

NC

BI

BI

OUT

NC

BI

NC

BI

NC

IN

BI

BI

BI

IN

OUT

OUT

BI

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

NC

OUT

OUT

NC

IN

IN

OUT

IN

IN

BI

IN

BI

BI

BI

NC

IN

BI

OUT

OUT

BI

IN

NC

IN

IN

BI

(POR:L)

NEAR ULTRABAY CONN

ROUTE IN PARALLEL

-UBAY_RST

1005

1005USBP1+

USBP1-

-BAY_CHARGE_REQ

SDREQ

-UBAY_QSW_EN

1005

1005

1005

NO_ASM1005

-CS3S-CS1S

IRQ15

ULTRA_CD_MUTE-DASPUBAY

-SIDE1SEL

DRATE0

-WREN-WRDATA-STEP-DIRDRATE1

-MOTEN0

-DRVSEL0

-SDIOW

-SDIOR

-SDACK

SDA1

SDA0SDA2

AUDIO_RTNCD_L_INCD_R_IN

SDD<15..0>

7869

5104

11

3122

13

1140

15

SIORDY

-UBAYID2-UBAYID3

-UBAYID0-UBAYID1

1005

-RDDATA-WPROTECT

-TRACK0

-INDEX

-DISKCHG

-ULTRA_ON

1005

1005

3216

_______

Q1

1

2

3

U19

161514

13

12

1110

4

2

1

3

987

65

48

47

4645444342

4140393837

36

35

3433323130

2928272625

24

2322212019

1817

J3

16151413121110

4

21

3

98765

76757473727170696867666564636261605958575655545352515049484746454443424140393837363534333231

82

30

81

29

80

28

79

27

78

26

77

252423222120191817

Q31

6

21

54

3R137

12

R1211

2

R109

1 2

R383

12

C981

2

C931

2

C901

2

C7412

C801

2

C99

12

RN40 7

8

RN40 1

2

RN40 3

4

RN405

6

22.3Q>

15.8P<> 15.8P<>

20.1A<

15.5A<

22.4N>

15.5A> 15.5A>

15.1B>

33.8B< 22.0B<

41.5H> 24.4Q>

24.4Q>

41.0A< 24.4Q> 41.6A< 24.4Q> 41.6H< 24.4Q> 41.6A< 24.4Q>

41.6A<> 24.4Q>

22.1B< 24.4Q>

24.4Q>

15.5A>

15.5A>

15.5A>

15.6A>

15.6A> 15.5A>

33.7G< 33.7G< 33.7G<

15.3A>

15.5A<

20.1L< 20.1L<

20.2L< 20.1L<

41.5A< 24.3Q< 24.3Q< 41.5H>

41.5A< 24.3Q<

24.3Q< 41.6H>

41.5A< 24.4Q<

22.4N>

www.laptop-schematics

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Page 41: IBM Laptop Motherboard Schematic Diagram

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.com

VCC3AUX

VCC3B

VCC3M

GNDGND

VCC5M

1/16W5%33

VCC3AUX

1/16W

5%

100K

1/16W

5%

100K

GND

VCC

GND

TC7WB126FK

RPACK41/32W 225%

RPACK41/32W 225%

RPACK41/32W 225%

VCC

GND

TC7WB126FK

RPACK41/32W 225%

GND

DF12_40DP_2

VCC3AUX

IN

OUT

OUT

OUT

BI

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K

OUT

OUT

OUT

IN

OUT

IN

IN

OUT

OUT

NC

IN

OUT

NC

OUT

IN

IN

OUT

OUT

IN

IN

IN

IN

NCOUT

OUT

IN

IN

OUT

IN

BI

USE PHYSICAL SYMBOL(CNNDF12_40DP_40_02)

AC97_SDIN11005

BDC_DETACHBDC_WAKEUP

AC97_SDOUT

BDC_ON -CDC_BDC_ID

USBP4+USBP4-

-BDC_PWRBTN-AC97_RSTAC97_SYNC

AC97_BITCLKEE_DOUTEE_DINEE_SHCLKEE_CSLANTXD2LANTXD1LANTXD0LANPHYRST

-CDC_ETH_ID

MDM_SOUND

1005

MPCI_AC97_SDOUT

-CDC_MDM_ID

LANRXD2

1005

LANRXD1LANRXD0

AC97_SDOUT

AC97_SDIN1 MPCI_AC97_SDIN1

-CDC_MDM_ID

1005X4

1005X4

1005X4

LANPHYCLK

-ICHLANRST

1005X4

_______

U36

8

75 3

4U36 8

12 6

4

J17

16151413121110

421

3

98765

403938373635343332313029282726252423222120191817

R375

1 2

R369

12

R374

12

RN77

3 4

RN77

5 6

RN77

7 8

RN77

1 2

44.2D> 14.6N<>

20.7Q< 20.7Q<

14.6N<>

56.4Q> 24.2E<

15.7P<> 15.7P<>

20.4C< 14.6N<> 14.6N<>

14.6N<> 14.4M> 14.4M< 14.4M> 14.4M> 14.5L> 14.5L> 14.5L> 14.5L>

24.2E<

33.7B>

39.3N<

22.7N< 44.1D>

14.5L< 14.5L< 14.5L<

14.6N<>

44.5M> 14.6N<> 39.3B>

22.7N< 44.4B>

14.5L<

14.5Q>

www.laptop-schematics

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Page 42: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

16V+80% -20%0.1UF

DTC115EEA

VCC3B

LM75CIM3

GND

+VS

A0

A1

A2

SDA

SCL

O.S

VCC3B

GND

1/16W5%

10K

GND

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K

IN

IN

OUT

PLACE NEAR ALMADOR

INDEX:49H

H8_SDA1H8_SCL1

-THRM

1005

1005

NO_ASM

-PWRSHUTDOWN

_______

Q6

1

2

3

U13

1

67

5 3

84

2

R409

12

C371

12

46.8M<> 20.3E<> 3.5E> 46.8M<> 20.3E<> 3.6E>

57.1J< 15.2M< 3.5E>

63.1A< 22.5B< 67.4N> 60.1M>

www.laptop-schematics

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Page 43: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

VCC3B

GND

GND

YB

YA

VCC

EB

EA

S1

S0

3B

2B

1B

0B

3A

2A

1A

0A

PI3B3253

VCC3B

GND

VCC3B

VCC3M

VCC3B

16V+80% -20%

0.1UF

16V+80% -20%

0.1UF

1/16W

5%

100k

1/16W

5%

100k

VCC3SW

1/16W

5%

10K

SK43797

50V5%18PF

GND

16V

10%0.01UF

16V

10%0.01UF

GND

16V

10%0.01UF

GND

PI5C3253

S0

S1

YA

YB

-EA

-EB

IA0

IA1

IA2

IA3

IB0

IB1

IB2

IB3

VCC

GND

VCC5B

PI5C3253

S0

S1

YA

YB

-EA

-EB

IA0

IA1

IA2

IA3

IB0

IB1

IB2

IB3

VCC

GND

VCC5B

RPACK4

1/32W

5%

10K

RPACK4

1/32W

5%

10K

RPACK4

1/32W

5%

10K

RPACK4

1/32W

5%

10K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

100K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

4.7K

RPACK4

1/32W

5%

4.7K

DF12F_10DP

RB521S_30

RB521S_30

1/16W5%0

1/16W5%0

1/16W5%10K

1/16W5%10K

VCC3A

GND

16V10%

0.022UF

16V10%

0.01UF

1/16W5%1K

1/16W5%4.7K

GND

16V10%

0.01UF

16V10%

0.01UF

16V10%

0.01UF

1/16W5%91K

50V1%180PF

AT24RF08CT

WP

SCC

SDA

NC

NC

NC

NC

NC

L1

L2

PROT

VCC

GND

CAP

VCC3B

16V10%

0.01UF

GND GND

BZX84C6V2L

BZX84C6V2L

GND

1/16W5%10K

GND

VCC3M

VCC3M

RTCVCC

NC

OUT

NC

OUT

BI

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

BI

IN

NC

BI

NC

NCIN

OUT

BI

IN

NC

NC

OUT

IN

IN

IN

BI

BI

BI

IN

BI

BI

BI

BI

BI

BI

BI

NC

NC

BI

BI

NC

BI

OUT

IN

BI

BI

BI

WIDE PATTERN

H8

I2C BUS0

ICH

SMBUS

RF ID CONN.

H8

I2C BUS1

-PCIRSTBPWRG

CLKGEN_SDA

CLKGEN_SCL

1005

I2C_SEL1I2C_SEL0

DOCK_SDA

DOCK_SCL

DOCK_AOL_SCLMINI_PCI_SCL

DOCK_AOL_SDAMINI_PCI_SDA

1005

1005

1005

1005

1005

1005

H8_SCL0

H8_SDA0

10051005

1005

10051005

BBBB1005100510051005

1005

1005

1005

1005

1005

1005

-INTRUDER-PCIRST

CRYPT_14M

AOL_SEL1AOL_SEL0

DIMM1_SCL

NO_ASM NO_ASM NO_ASMNO_ASM NO_ASM

NO_ASM

DIMM0_SCL

SMB_SEL0SMB_SEL1

I2C_DATA_BT1I2C_DATA_BT0

I2C_CLK_BT1I2C_CLK_BT0

NO_ASM

1608

1005

DIMM1_SDA

SMB_CLKSMB_DATA

H8_SDA1

H8_SCL1

DIMM0_SDASMB_CLK0

SMB_DATA0

_______

D251 2

D441 2

J8

10

4

21

3

98765

U7

8

9

7

16

151

2

3

56

4

14

13121110

J16

21

3

U37

1413

12

11104

21

3

9

8

7

6

5

D70

3 1

D21

31

U1116

15

14

13121110

42

1

3 9

8

7

65

U4916

15

14

13121110

42

1

3 9

8

7

65

R5941

2

R5881

2

R278

1 2

R648

1 2 R692

12R693

12

R691

12

R248

12

R289

12

R274

1 2

R48

12

C102

12

C107

1 2

C359

12

C356

12

C358

12

C595

12

C103

12

C566

12

C249

12

C559

12

C573

12

C565

1 2

C588

12

RN611

2

RN617

8

RN615

6

RN613

4

RN62

12

RN68

78

RN68

56

RN62

34

RN657

8

RN655

6

RN653

4

RN651

2

RN63

12

RN63

34

RN63

56

RN63

78

RN62

78

RN62

56

RN683

4

RN681

2

14.4C> 67.3Q>

13.5B<

13.5B<

20.8Q> 20.8Q>

41.5J<

41.5Q<

41.4Q< 39.3N<

41.4J< 39.3N<

20.4E<>

20.4E<>

14.3Q< 14.4C>

13.3Q>

22.7N> 22.7N>

12.1B<> 12.1N<>

24.3F> 24.3F>

60.5E> 60.7G>

60.5E> 60.8G>

12.1B<>

14.4M<> 14.4M<>

45.6E< 20.3E<> 3.5E>

45.6E< 20.3E<> 3.6E>

12.1L<>

www.laptop-schematics

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Page 44: IBM Laptop Motherboard Schematic Diagram

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1/16W

5%

5.1K

1/16W5%68

6.3V+80% -20%

10UF

NC

GND

NC

SD

TXD

RXD

VCCVCC

IBM31T38JS

GNDIR_GND

1/10W5%0

IR_GND

1/16W

5%

0

1/4W5%1.2

VCC3B VCC3B

6.3V10%

2.2UF

16V+80% -20%

0.1UF

IR_GND

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K

NC

IN

INFINION IRMS6419

INFINION IRMS6419

(A)

1.2 ASM NO-ASM

(B)(A)

0 ASM0 ASM

* THIS LOGIC BASED ON INFINION

FRONT END MODULE’S GUIDE PIN

SHOULD BE CONNECT IR_GND

*

CALIBRE CHX2000

(B)

2125

1005

1005

1005

VCC3B_IR

IR_TXDSD_MODE

NO_ASM

IR_RXD

2125

3225

21251005

_______

U60

42

1

3

8

7

6

5

R489

1 2

R487

12

R1811 2

R12

12

R133

1 2

C473

12

C175

12

C176

12

24.2Q> 24.2Q>

24.2Q>

www.laptop-schematics

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Page 45: IBM Laptop Motherboard Schematic Diagram

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1/16W1%110

1/16W1%110

GND

50V10%470PF

50V10%470PF

1/16W1%82.5

1/16W1%82.5

AGPREF_GMCH_0R75

TRISTAR_T64C(1/4)

VREF_BUS

I4XCOMP_N

XOUT

XIN

STP_AGP

AGP_BUSY

PIPE#

RBF#

AD_STB1#

AD_STB0#

AD_STB1

AD_STB0

SB_STB#

SB_STB

SBA7

SBA6

SBA5

SBA4

SBA3

SBA2

SBA1

SBA0

ST2

ST1

ST0

GNT#

REQ#

STOP#

PAR#

FRAME#

RESET#

IDSEL#

DEVSEL#

TRDY#

IRDY#

INTA#

SCLK

C/BE3#

C/BE2#

C/BE1#

C/BE0#

AD31

AD30

AD29

AD28

AD27

AD26

AD25

AD24

AD23

AD22

AD21

AD20

AD19

AD18

AD17

AD16

AD15

AD14

AD13

AD12

AD11

AD10

AD9

AD8

AD7

AD6

AD5

AD4

AD3

AD2

AD1

AD0

AGPREF_GRX_0R75

1/16W5%2K

1/16W

1%

237

GND

1/16W

5%

100K

VCC1R5B

VCC1R5B

1/16W5%100K

GND

OUT

IN

IN

OUT

IN

IN

OUT

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K

OUT

IN

IN

OUT

NC

OUT

NC

IN

OUT

IN

OUT

IN

OUT

OUT

OUT

IN

OUT

OUT

IN

IN

IN

IN

NOSTUB

PLACE NEAR TO T64C

1005

1005

-GPIPE

1608

1608

-GRBF

-C3_STAT-AGPBUSY

2

01

34

765

10

32

54

6

87

109

11

16

141312

15

1817

2019

21

2526

2322

24

2827

29

3130

10

23

GSBA<7..0>

GAD<31..0> GST0GST1GST2

GSB_STB-GSB_STB

GAD_STB0GAD_STB1

-GAD_STB0-GAD_STB1

GC_BE<3..0>

-GDEVSEL-GTRDY-GIRDY-INTA

-GSTOPGPAR

-VGARESET-GFRAME

-GREQ-GGNT

VIDEO_14M

AGPCLK_66M

1005

1005

1005

1608

1608

1608

_______

U20

W3

AA3

Y4

AC3

Y3

W1

U2

AA2

V3

W2

AA9

AA7

AA5

Y6

W5AC2

AB1

D2AB4

AC15

AC13

AC11

AC7

AC5

AB14

AB12

AB10

AB8

AB6

AA15

AA11

AA12

AA10AA6

Y5

Y2

W6

W4

V5

V2

C1

AA1

AC4

V4

AC14

AC12

AC10

AC8

AB13

AB11

AB9 AB7

AB5

AB2

AA14

Y7

V14

V13

W13

Y14

Y11

W9

Y10

Y9

W11

W12

Y12

Y13

W8

Y8

W14

W10

V11

R773

1 2

R138

12

R776

1 2

R775

1 2

R774

1 2

R384

12

R216

12

R376

12

C574

1 2

C368

1 2

10.3A< 10.3A<

15.1M> 15.2M< 10.2B>

10.3A>

10.8A> 10.3A> 10.3A>

10.1A< 10.1A<

10.2A< 10.1A> 10.1A< 10.1A<

10.8A>

10.5A> 10.4A> 10.4A>

40.6L> 28.6M>

10.4A> 10.4A>

22.5N> 10.5A>

10.4A> 10.4A>

13.3Q>

13.5Q>

10.3A>

www.laptop-schematics

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Page 46: IBM Laptop Motherboard Schematic Diagram

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.com

16V+80% -20%

0.1UF

50V10%22PF

GND GND

50V10%22PF

1/16W5%0

TRISTAR_T64C(2/4)

VREF_MEM

SGCLK1P

SGCLK1M

SGCLK0M

SGCLK0P

SGCLKRO_L

SGCLKRO_H

SGCLKRI_DDR

RCLKI_DQS1

RCLKI_DQS0

DQSX1

DQSX0

DSF

RDVAL

DVAL

WE#

CAS#

RAS#

CKE

CS3#

CS2#

CS1#

CS0#

DQM7

DQM6

DQM5

DQM4

DQM3

DQM2

DQM1

DQM0

MA11

MA10

MA9

MA8

MA7

MA6

MA5

MA4

MA3

MA2

MA1

MA0

PD63

PD62

PD61

PD60

PD59

PD58

PD57

PD56

PD55

PD54

PD53

PD52

PD51

PD50

PD49

PD48

PD47

PD46

PD45

PD44

PD43

PD42

PD41

PD40

PD39

PD38

PD37

PD36

PD35

PD34

PD33

PD32

PD31

PD30

PD29

PD28

PD27

PD26

PD25

PD24

PD23

PD22

PD21

PD20

PD19

PD18

PD17

PD16

PD15

PD14

PD13

PD12

PD11

PD10

PD9

PD8

PD7

PD6

PD5

PD4

PD3

PD2

PD1

PD0

1/16W5%0

TESTPADTESTPAD

VCC3A

1/16W1%1.5K

1/16W

1%

1.5K

GNDGND

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NCNC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

NC

NC

NC

NCNC

NC

NC

NC

NC

NCNC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

TP ARE NOT PLACED, BUT NEED VIAS.

THE TRACES ARE AS SHORT AS POSSIBLE.PLACE NEAR T64C.

NO_ASM

1005

NO_ASM

1005

1005 1005

1005

1608

1608

_______

TP14

1

TP15

1

U20

A22

D23B23

B21

E23

M23

Y22

P21

W21

P23

V22

U21T22

R21

P22

N21

M22

L21

K22

J21

G22

H22

F23

G21F21

F22

E21

E19

E22

E20

E18

D22D21

D20

D19

C23

B22

AC21AC19

AC17

H21

J22

AB22

H23

AB20

AB18

AB16

K21

K23

L22

AA21

AA19

AA17

M21

Y23

Y21

W22

V23

V21

U22

T23

T21

R22

C22

A21

AA23

AC22

U23

AC20

R23

AC18

N23

AC16

J23

G23

AB23

AB21

AB19

AB17

C21

AA22

AA20

AA18

AA16

G20

R20

N20

W19

Y18

Y15

Y16

W15

W16

Y17

Y19

W20

J20

U20

Y20

H20

P20

L20

M20

K20

W18

V20

T20

R386

12

R387

1 2

R99

1 2

R104

1 2

C507

12

C339

12

C482

12

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GNDGND

1/16W

5%

100K

1/16W

1%

90.9

1/16W

1%

90.9

TRISTAR_T64C(3/4)

TESTON

EDCLK2

GPOUT_EXTMCLK

STWR/GOP0

ODDB/AGPCLK

TESTMODE

VS_HCTL

HAD0

HREF_HAD1

VIPCLK

FP2_GPIO

FPGPIO

EPCS2

FPDCLK

SPDAT2

SPDAT1

SPCLK2

SPCLK1

LCLK/PIXCLK

ROMEN/FCE#

LD15

LD14

LD13

LD12

LD11

LD10

LD9

LD8

LD7/VID7

LD6/VID6

LD5/VID5

LD4/VID4

LD3/VID3

LD2/VID2

LD1/VID1

LD0/VID0

ZCP

Z3P

Z2P

Z1P

Z0P

ZCM

Z3M

Z2M

Z1M

Z0M

YCP

Y3P

Y2P

Y1P

Y0P

YCM

Y3M

Y2M

Y1M

Y0M

AV/AB2

AC/AG2

AY/AR2

VSYNC

HSYNC

AG1

AB1

AR1

RSET2

RSET

SUSPEND

STANDBY

ENAVEE

ENAVDD

PWM1

PWM0

FPVSYNC/FLM

FPHSYNC/LP

FPDE/MODE

FPD35

FPD34

FPD33

FPD32

FPD31

FPD30/RD7

FPD29/RD6

FPD28/RD5

FPD27/RD4

FPD26/RD3

FPD25/RD2

FPD24/RD1

FPD23/RD0

FPD22

FPD21/FWE#

FPD20/FOE#

FPD19/EPSI

FPD18

FPD17/RA15

FPD16/RA14

FPD15/RA13

FPD14/RA12

FPD13/RA11

FPD12/RA10

FPD11/RA9

FPD10/RA8

FPD9/RA7

FPD8/RA6

FPD7/RA5

FPD6/RA4

FPD5/RA3

FPD4/RA2

FPD3/RA1

FPD2/RA0

FPD1

FPD0

1/16W5%10K

1/16W5%0

1/16W5%0

TESTPADTESTPADTESTPADTESTPAD

1/16W5%10K

TESTPAD

1/16W5%10K

1/16W5%10K

1/16W5%10K1/16W5%10K

1/16W5%10K

VCC3A

GND

NC

OUT

NC

IN

NC

NC

NC

NC

NC

NC

NC

OUT

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

NC

OUT

NC

NC

NC

OUT

NC

NC

NCNC

NC

OUT NC

NC

NC

NCNC

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

NC

NC

NC

NC

NC

OUT

NC

NC

NC

NC

NC

NC

NC

OUT

OUT

NC

NC

NC

OUT

NC

NC

NC

NC

NC

NC

OUT

OUT

NC

NCNC

NC

NC

NC

NC

NC

NCNC

NC

NC

NC

OUT

OUT

NC

NC

OUT

NC

NC

NEAR S3

* GND GUADING PER EACH N-P PAIR.

* SHORT AND SAME TRACE LENGTH.

LVDS SIGNAL

FPD4-35 : NEED VIA

THESE TP ARE NOT PLACE.PIN: C12/E11/P5/R3/R6 NEED VIA.

NO_ASM

1608

1608

1005

1005

1005

ACVBSACHROMALUM

VSYNCHSYNCCRT_GREEN_S3CRT_BLUE_S3CRT_RED_S3

VIDEOPDN

VGA_BLONPANEL_POWER_ON

DDCDATA_ID1

DDCCLK_ID3

NO_ASM 1005

NO_ASM

1005

10051005

1005

1005

TXOUT<7..0>

1005

024

61

5

7

3

CRTID0

_______

TP12

1

TP9

1

TP13

1

TP11

1

TP10

1

U20

A8

C8

C16

B9

C6

B11

B5 A17

C2

B17

G3

A16

D3

J3

A3

G1H3

J2

L1

U1

T1

L3

R1

M1

C14

M5

U3

T3

L2R2

A7

T4

P3

A12

B13

A14

A6

C10

A18

C12

C3

A9

C18

A13

B3

A10

N6

P2

R3

U5

R5

N5

N2

F4

E11

E9

E7

E10

E5

E8

D18

D17

D16

D14

D13

D11

D10

D9

D8

D7

D6

D4

B18

B16B14

B12

B10

B8

B6

B4

B2

N3

H5

M2

M4

M3

U4

T5

T2

R6

R4

P5

P4

P1N4

C4

B1

A11

A5

N1

A4

L4

G4

E6D5

C17

C13

C9

C7

C5

A2

R405

1 2

R407

1 2

R395

1 2

R396

1 2

R397

1 2

R403

1 2

R408

12

R8

1 2

R52

1 2

R398

12

R399

12

R43

1 2

54.2C< 54.5C< 54.8C<

27.3A< 27.1B< 27.7A< 27.6A< 27.8A<

22.6N>

22.2B< 67.4G<

58.5K< 41.4H< 27.7N<>

41.4A< 58.6K<> 27.6N<>

58.5K< 41.7H> 27.4P>

56.7B<

www.laptop-schematics

.com

Page 48: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

16V

+80% -20%

0.1UF

16V

10%

0.01UF

GND

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

GND

10V

10%

0.01UF

10V

10%

0.01UF

6.3V

+80% -20%

10UF

16V

10%0.01UF

6.3V

+80% -20%

10UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

GND

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

GND

VCC1R5B

16V

10%0.01UF

6.3V

+80% -20%10UF

6.3V

20%22UF

VCC3A

16V

+80% -20%0.1UF

GND

16V

+80% -20%0.1UF

GND

GND

TRISTAR_T64C(4/4)

VSSSUB

AVSS_SUB2

AVSS_SUB

AVDDDACD2

AVDDDACD

AVDDDAC2

AVDDDAC

VDDLPB

VDDLPB

VDIOLPB

VDIOLPB

VSSACLK

VDDACLK

AVSSACLK

AVDDACLK

AVSSS2CLK

AVDDS2CLK

AVSSMCLK

AVSSECLK

AVSSDCLK

AVDDMCLK

AVDDECLK

AVDDDCLK

VDDMEM

VDDMEM

VDDMEM

VDDMEM

VDDMEM

VDDMEM

VDIOMEM

VDIOMEM

VDIOMEM

VDIOMEM

VDIOMEM

VDIOMEM

VDIOMEM

VDIOMEM

VDIOMEM

VDIOMEM

VDDSYS

VDDSYS

VDDSYS

VDDSYS

VDIOSYS

VDIOSYS

VDIOSYS

VDIOSYS

VDIOSYS

VDIOSYS

VDIOSYS

VDDFPI

VDDFPI

VDIOFPI

VDIOFPI

VDIOFPI

VDIOFPI

VDDQSG

VDDQSG

VDDQSG

VDDQSG

VDDQSG

VDDQSG

VDDQSG

VDDQSG

VDDSG

VDDSG

VDDSG

VDDSG

VDDSG

VSSCORE

VSSCORE

VSSCORE

VSSCORE

VSSCORE

VSSCORE

VSSCORE

VDDCORE

VDDCORE

VDDCORE

VDDCORE

VDDCORE

VDDCORE

VDDCORE

VDDCORE

VDDCORE

VDDCORE

VDDCORE

VDDCORE

LVDS1GND

LVDS1GND

PLLGNDD

PLLGNDA

LGND

LVDS1VCCA

LVDD

PLLVCCD

PLLVCCA

VSSQSG

VSSQSG

VSSQSG

VSSQSG

VSSSG

VSSSG

VSSSG

AVSS2

AVSS2

AVSS

AVSS

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_2

GND_1

GND_1

GND_1

GND_1

GND_1

GND_1

GND_1

GND_1

GND_1

GND_1

GND_1

GND_1

GND_1

16V

+80% -20%0.1UF

GND

10UH

10UH

10UH

6.3V+80% -20%10UF

10UH

10UH

16V

+80% -20%

0.1UF

GND GND

16V

10%

0.01UF

16V

+80% -20%

0.1UF

16V

10%

0.01UF

16V

+80% -20%

0.1UF

16V

10%

0.01UF

16V

+80% -20%

0.1UF

16V

10%

0.01UF 10V

10%

0.01UF

10V

10%

0.1UF

VCCVIDEO1R8A

VCCVIDEO1R8A

6.3V+80% -20%10UF

10UH

GNDGNDGND

16V10%

0.01UF

16V+80% -20%

0.1UF

10V10%

0.01UF

10V10%

0.1UF

16V

+80% -20%0.1UF

16V

10%0.01UF

BLM31A700S

1/16W5%0

GND

VCC3A

BLM31A700S

16V

+80% -20%0.1UF

16V

+80% -20%0.1UF

16V

+80% -20%0.1UF

VCC3A

1/16W5%0

6.3V

+80% -20%

10UF

6.3V

+80% -20%

10UF

6.3V

+80% -20%

10UF

GND

GND

16V

10%

0.01UF

VCC3A

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

16V

10%

0.01UF

VCCVIDEO1R8A

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

16V

+80% -20%

0.1UF

VCC3A

16V

+80% -20%

0.1UF

6.3V

+80% -20%

10UF

10V

10%

0.01UF

16V

10%

0.01UF

GND

GND

16V

10%

0.01UF

16V

+80% -20%

0.1UF

6.3V

+80% -20%

10UF

16V

+80% -20%

0.1UF

IN

OUT

IN

OUT

OUT

OUT

IN

IN

IN

IN

IN

IN

OUT

OUT

OUT

IN

OUT

IN

IN

IN

IN

OUT

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L Q

0

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

2125

1005

1005

1005

1005

3225 JMK325BJ226MM

2125

2125

2125

2125

2125

2125

2125

1005

2125

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005

1005 1005 1005 1005

S3_AVDDACLK

S3_AVDDMCLK

S3_DCLK2AVDD

S3_AVDDECLK

S3_DCLK1AVDD

2125 MLF2012E100KT

2125 MLF2012E100KT

2125 MLF2012E100KT

2125 MLF2012E100KT

2125 MLF2012E100KT

1005

1005

1005

1005

1005

1005

1005

1005

1005

S3_AVDDMCLK

S3_AVDDACLK

S3_DCLK2AVDD

S3_AVDDECLKS3_DCLK1AVDD

S3_LVDD

S3_LVCLKVDD

S3_LVCLKVDD

S3_LVDSAVSS

S3_LVDD

S3_AVDDDACD

S3_AVDDDAC2

S3_LVDSAVSS

S3_AVDDDAC1

10051005

1005

2125 MLF2012E100KT

1608

1608

10051005

10051005

1005THIN 1005

1005THIN

1005THIN

1005THIN

1005THIN

S3_AVDDDAC2

S3_AVDDDAC2S3_AVDDDAC1

S3_LVDSAVSS

S3_AVDDDACD

_______2125

U20

A20

B7

C20

B19

F3

Y1

H1

K3

G2J1

K1

AC1

E2

L5

V1

AB3

A15

A23

A19

N22

V6T6

P6

M6

K6

H2

J5

G6H6

G5

F19

F17

F20

F15

F18

F13

F16

F11

F14

F9

F12

F7

F10

F5

F8

F6

F2

E17

E15

E13

E16

E14

E12

D15D12

B15

E3

B20

H4

AC9

J6

K2

K4

K5

L6

AA13AA8

U6

F1

E1

D1

AC23

AA4

W23

L23

J4

AC6

E4

AB15

C19

C15

C11

M14

T18

R18P18

P12

W7

G19

P14

P13

N18

N14

N13

N12

M18

M13

M12

V16

V15

V18V17

V12

U18

L19

R19

N19

P19

M19K19

T19

W17

J19

V19

P11

N11

K10

A1

V7

P10

V10

K12

U19

K18

V9V8

J18

K14

M10

H18

G18

N10

M11

L14

L13L12

L11L10

K13

K11

H19

L18

FL101 2

FL121 2

R106

1 2

R162

1 2

C6211

2

C3961

2

C349

12

C578

12

C6221

2

C6251

2

C4171

2

C4151

2

C3891

2

C4011

2

C4051

2

C1611

2

C1721

2

C3051

2

C344

12

C596

12

C341

12

C6291

2

C361

2

C2501

2

C3431

2

C3901

2

C4021

2

C4141

2

C4161

2

C276

12

C568

12

C543

12

C88

12

C552

12

C1001

2

C1651

2

C342

12

C6151

2

C6161

2

C6171

2

C6241

2

C6261

2

C6281

2

C2011

2

C2511

2

C3471

2

C1851

2

C1731

2

C3541

2

C1561

2C1411

2

C59

12

C60

12C56

12

C554

12

C81

12

C542

12

C142

12

C5

12

C1051

2

C3951

2

C4041

2

C3981

2

C3941

2

C3881

2

C3121

2C3241

2

C2461

2

C1901

2

C4031

2

C3971

2

C3911

2

C3721

2

C3111

2C1581

2

C911

2

C1831

2

C1891

2

C1841

2

L191 2

L181 2

L161 2

L201 2

L171 2

L15

1 2

51.2L<

51.2L<

51.2L<

51.2L<

51.2L< 51.2F>

51.1F>

51.2F>

51.2F> 51.2F>

51.9E>

51.8E>

51.4C<

51.3C< 51.0K<

51.4C<

51.1K<

51.1K< 52.5L> 51.6B<>

51.7E>

51.1K<

51.1K< 52.5L> 51.6E<>

52.5L> 51.6E<> 51.6B<> 51.7E>

51.7E>

51.5E>

www.laptop-schematics

.com

Page 49: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

VCC5MVCC3A

1/16W

5%

4.7K

LP3985IM5

GND

BYPASS

VOUT

VEN

VIN

10V10%1UF

10V10%1UF

10V10%

0.1UF

GNDGNDGNDGND

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K

160810051608

S3_AVDDDAC2

1005

_______

VR2

4

2

1

3

5R1

12

C662

12

C660

12

C663

12

51.1K< 51.6E<> 51.6B<>

www.laptop-schematics

.com

Page 50: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

50V5%100PF

1/16W

1%

75

50V

5%470PF

2.7UH

50V5%100PF

50V

5%

470PF

50V

5%

470PF

50V

5%

470PF

GND

1/8W5%0

1/16W

1%

75

1/16W

1%

75

50V

5%470PF

2.7UH

50V5%100PF

50V

5%470PF

2.7UH

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J

IN

OUT

OUT

OUT

OUT

GND GURD(DIGITAL)

EACH SIGNAL

LINE_WIDTH = 6 MIL

1005

1608

1608

1608

1005

1608

1608

1608

1005

1608

1608

1608

C-SVIDEO

COMP_VIDEO

TV_GND

ACVBS

ACHROM

ALUM1608 MLF1608A2R7K

1608 MLF1608A2R7K

1608 MLF1608A2R7K

3216

_______

Y-SVIDEO

R157

12

R1601

2

R146

1 2

R1511

2

C150

12

C149

12

C162

1 2

C171

12

C151

1 2

C1701

2

C163

12

C143

12

C155

1 2

L5

1 2

L6

1 2

L2

1 2

58.5C<

58.4C<

58.5C<

50.2C>

50.2C>

50.2C> 58.5C<

www.laptop-schematics

.com

Page 51: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

GND

VCC5M

1/16W5%

100K

IRLML2803

16V10%

0.01UF

SMDC075

VCC5PUSB

1/16W5%0

1/16W5%0

GND

GND

50V

10%

1000PF

VCC3M

1/16W

5%

100K

GND

VCC5PUSB

10V

+80% -20%

1UF

434002

GND

25V

10%

1UF

16V

10%

0.01UF

GND

10V

+80% -20%

1UF

GND

GND GND

GND GND

GND GND

GNDGND

917621_5

GND

16V

10%

0.01UF

GND

16V

10%

0.01UF

25V

+80% -20%

0.01UF

434002

TC7WH125FK

VCC3M

VBL16

VCC3P

GND

1/16W5%0

1/16W5%0

50V

10%

1000PF

VCC3M

1/16W

5%

100K

GND

TC7WH125FK

DTC114EE

1/16W5%

100

VCC5M

VCC3M

IN

OUT

OUT

IN

OUT

IN

IN

IN

IN

IN

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

IN

OUT

IN

IN

IN

IN

OUT

IN

OUT

IN

OUT

FOR LED

FOR KBD LIGHT

VCC3M

VCC3M

LCD CONN

BT_DRV

VCC5PUSBX

1005

VCC5PUSBON1005

1005

1005

1005

1005

NO_ASM

1005

1005

1005

BDC_ON

1005

1005

3216

1005

1608

1005

1608

10

23

45

76

VCC3P_FUSE

VBL16_FUSE

-LCDID0-LCDID2

-LEDDRIVE

-LEDNUMLOCK

-LEDCPSLOCK-LEDSCRLOCK

-LEDPWR

-LCDID1

TXOUT<7..0>

-BTPWRBTN

BT_WAKEUP

USBP5+USBP5-

-BT_FLUPDTBT_DETACH

BACKLIGHT_ON

H8_BRIGHT

5PUSBON_H8

BDC_ON_H8

NO_ASM

NO_ASM

NO_ASM

NO_ASM

NO_ASM

-KBD_LIGHT_ON

1005

1608

_______

Q78

1

2

3

Q40

2

1

3

F1

21

F4

21

F5

21

J10

32302826242220

8

42

6

1816141210

69676563615957555351494745434139373533312927252321191715131197531

70686664626058565452504846444240383634

U21

1

2 6

U21

7

5 3

R6

12

R364

12

R363

1 2

R368

1 2

R344

1 2

R173

1 2

R360

12

R392

12

C200

12

C198

12

C116

12

C346

12

C174

12

C192

12

C191

12

C193

12

C199

12

C591

12

67.5N>

67.5E<

44.4B<

24.4A< 24.4A<

22.4N>

20.2A>

20.2D> 20.2A> 22.2N>

24.4A<

50.7L>

20.5C>

22.4B< 20.4Q>

15.6P<> 15.6P<>

22.7N> 20.4Q>

22.2N>

20.1A>

20.4Q>

20.7Q>

22.2N>

www.laptop-schematics

.com

Page 52: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

GND

16V10%0.01UF

1/16W

5%

1K

DTC114EE

53047_0310

3

2

1

50V10%

1000PF

GND

16V10%

0.01UF

DTC115EEA

VCC3B

VCC3B

DTC114EE GND

FUSE 0.5A

434500

1SS400

1/16W

5%

6.8K

VCC5M

GND

1/16W

5%

1K

2SA1203Y

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

WIDE PATTERN (12MIL)

1 : MATSUSHITA

0 : TOSHIBA

FAN_ID

VCC5M_FAN_TR_IN

-THRM

1005

VCC5M_FAN_TR_OUT1005

FAN_ON

1005

1005

NO_ASM1005

B

1005

FAN_FRQ

_______

D55

12

Q49

1

2

3

Q37

1

2

3

Q72

1

2

3

J12

21

3

F6

21 Q38

2

1

3

R180

12

R189

12

R190

12

C202

12

C2311

2

C203

1 2

45.6K> 3.5E>

20.3Q>

20.5C>

www.laptop-schematics

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Page 53: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/16W

5%

100K

VCC3B

1/16W

5%

10K

VCC3M

GND

16V10%

0.01UF

16V10%

0.01UF

BM4B_SRSS

GND

16V10%

0.01UF

1/16W

5%

100K

1SS400

VDD15

RB521S_30

RB521S_30

1/16W1%75

GNDGNDGND

FX11_80S_SV

VCC5M

IN

IN

OUT

NC

BI

IN

OUT

IN

IN

IN

NC

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K

2

3

4

5

6

7

8

A B C D E F G H J K L

BI

BI

BI

IN

IN

IN

NC

OUT

OUT

IN

IN

IN

BI

IN

IN

IN

BI

IN

BI

BI

IN

IN

BI

OUT

NC

BI

IN

OUT

IN

BI

OUT

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

BI

OUT

OUT

OUT

IN

IN

NC

IN

IN

BI

BI

RJ45TERM1608

1005

-XFD_INST

1005

NO_ASM1005

-LEDSUS

-RJ45_LED1_GRNN

-RJ45_LED2_YELN

NO_ASM1005

USB_OC-USB_ON

XKBDDATAXKBDCLK

1005

LPTD<7..0>

-IORI-IODTR-IOCTSIOTXD-IORTSIORXD-IODSR-IODCD-LPTSTB-LPTAFD

-LPTERR

-LPTINIT

-LPTSLIN

76543

2

1

0

-LPTACKLPTBUSYLPTPELPTSLCT

CRTID0CRT_REDDDCDATA_ID1

CRT_GREENCRT_HSYNC_EXTCRT_BLUECRT_VSYNC_EXT

DDCCLK_ID3

RJ45_RD-RJ45_RD+

RJ45_TD+RJ45_TD-

-LEDFUEL1-LEDFUEL0

-UBAYLED0LID_SWITCH-BAY_UNLOCK

COMP_VIDEOC-SVIDEOY-SVIDEOTV_GND

MSCLKMSDATA

-XFD_DETECT

RJ45_LED1_GRP

RJ11_RINGRJ11_TIP

-PM_SLP_S3

USBP3-USBP3+

USBP2-USBP2+

1005

PNF

_______

D561 2

D58

1 2

D531 2

J15

4

21

3

J4

16151413121110

421

3

98765

76757473727170696867666564636261605958575655545352515049484746454443424140393837363534333231

82

30

81

29

80

28

79

27

78

26

77

252423222120191817

R197

12

R196

12

R342

12

R391

1 2

C4

12

C323

12

C330

12

41.3J<

41.6A>

22.2N>

41.3J<

41.4J<

15.8P< 20.7Q>

41.6H< 21.1D<> 20.3E<> 41.6A< 21.0D<> 20.3E<>

24.6L<>

25.4M> 25.5M> 25.4M> 25.5M> 25.5M> 25.4M> 25.4M> 25.4M> 24.5L> 24.5L>

24.5L>

24.5L>

24.5L>

24.5L> 24.5L> 24.5L> 24.5L>

50.3L> 41.7H> 27.4P> 27.9K>

50.3L> 27.7N<> 27.9K> 27.0L> 27.9K> 27.4K>

41.4A< 50.3L> 27.6N<>

41.3Q> 41.3Q>

41.4Q< 41.4J<

22.2N> 22.2N>

22.2N> 20.4Q> 20.5C<

54.2N> 54.5N> 54.8N> 54.0H>

41.6A< 21.6N< 21.1D<> 20.3E<> 41.6H< 21.6N< 21.2D<> 20.3E<>

20.3Q<

41.7H<

41.3J< 41.3H<

23.8P>

15.7P<> 15.7P<>

15.7P<> 15.7P<>

24.5Q<

www.laptop-schematics

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Page 54: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/4W5%0.047

1/4W5%0.033

1/4W5%0.033

GND

1/16W

5%

2M

2SA1774

IRF7413

1/16W5%100K

ADP3804

-SD

BATT

CS-

CS+

PGND

DAVL

SW

DRVH

BST

BSTREG

VCC

REFCTAGND

SYNC

COMP

ISYS

ILIMIT

ADJ

ISET

REG

CCCV

SYS-SYS+

25V

+80% -20%

2.2UF

GND

50V

5%

100PF

50V

10%

220PF

1/16W

5%

10K

1/16W

5%2.2K

DAN222

25V

+80% -20%

0.1UF

CV16

1/16W

1%12.1K

10V

10%

0.22UF

1/16W

5%1K

1/4W1%0.22

1/4W1%0.22

1/4W1%0.22

1/4W1%0.22

1/4W1%0.2215UH

GND

25V

+80% -20%

0.1UF

25V

+80% -20%

0.1UF

1/16W5%240

1/16W5%240

GND

VINT16

GND

16V

10%

0.1UF

50V10%0.01UF

CV16

VINT16

GND

25V

10%

4.7UF

25V

10%

4.7UF

GND

25V

+80% -20%

0.01UF

GND

16V

10%0.022UFANAGND

ANAGND

UDZ12B

1/16W1%124K

GND

25V

+80% -20%

0.01UF

+20V

20%

22UF

10V

10%

0.1UF

ANAGND

GND

GND

VCC3SW

1/16W

5%

10

1/16W

5%

2K

1/16W

5%1K

25V+80% -20%0.1UF

FDS6990A

FDS6990A

FDC658P

2SK30191/16W

5%470K

1/16W5%1K

1SS400

BAT-PWR12

25V+80% -20%

0.1UF

1/16W

5%

470K

GND

10V10%1UF

1/16W

5%10K

2SK2825

GND

25V

+80% -20%

0.01UF

1/16W

5%

1M

SI4435ADY

1/16W

5%100K

GND

1/16W

5%470K

25V

+80% -20%

1UF

GND

DOCK-PWR16

25V

+80% -20%

0.01UF

429007DF3A_4P_2DSA

1/16W

5%

0

1/16W

1%

12.1K

1/16W

5%

10

GND

25V+80 -20%0.47UF25V

+80 -20%0.47UF

1/16W

5%

10

OUT

IN

NC

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

ADP3806

NEAR Q7

1005

1005

1005

1005

CDRH104R-150

2125

2125

2125

2125

1005

1005

1005

1005

1608

NO_ASM

NO_ASM

1608

3219 TMK325BJ475KN-H

3219 TMK325BJ475KN-H

BAT_CRG

-EXTPWR

DOCK16_FUSE_OUT

DOCK16_TR_OUT

DC16_CHRGER_LIN

DC16_CHARGER_LOUT

2125 2125

1608

2125

2125

2125

2125

NO_ASM

1005

1005

3216

1608

B B

1005

VINT16_ADP3804

1608

1608

1005

1005

1005

1608

1005

1005

1005

1005

2125

1608

1005

1005

1005

DCIN_DRV

1005

6666 20SVP22M

1005

1608

1005

1005

BAT_CRG

1005

1608

1005

1608

NO_ASM

1005

1608

_______

D241 2

D2213

Q3

2

1

3

Q33

3

1

4

2

8765

Q4

1

2

3

F2

21

J5

4

21

3Q5

3

1

4

2

8765

U27

1615

14

13

12

1110

4

2

1

3

9

8

7

6

5

2423

22

21

20

19

18

17

D31

12

Q7

4

6 5

3

Q7

2

8 7

1

Q69

6

21

54

3

Q8

1

2

3

R334

12

R2221

2

R262

1 2

R259

1 2

R258

1 2

R255

1 2

R2541 2

R2111

2

R2131

2

R202

12

R204

12

R210

12

R257

1 2

R2511 2

R250

1 2

R227

1 2

R226

1 2

R225

1 2

R209

12

R2151

2

R217

1 2

R231

12

R2231

2

R224

12

R244

12

R317

12

R1146

12

R330

12

R332

1 2

R331

1 2

R337

12

C2381

2

C2371

2

C208

12

C2411

2

C2441

2C243

12

C240 1 2

C558

12

C553

12

C6311

2

C804

12

C2101

2

C278

1 2

C239

1 2

C61

2

C562

12

C6431

2

C2361

2

C2071

2

C233

1 2

C2111

2

C288

12

C645

12

C654

12

L7

1 2

22.3N>

67.5G< 67.3P< 63.2G< 22.5B< 20.4Q<

67.4N>

22.3N>

www.laptop-schematics

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Page 55: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

50V

10%

2200PF

50V

10%

390PF

1/16W5%100

1/16W

5%

6.2K

50V

10%

390PF

GND

1/16W5%100

50V

10%

2200PF

50V

10%

390PF

451010

50V

10%

2200PF

S-BAT-PWR

IRF7413

1/16W

5%

6.2K

1/16W5%100

1/16W5%100

451010

M-BAT-PWR

1/16W5%

510K

IRF7413

TPC8103

1/16W

5%

510K

TPC8103

BAT-PWR12

IRF7413

VINT16

1SS400

2SC4617

16V+80% -20%

0.1UF

2SA1774

1/16W5%

100K

1/16W5%

100K

1/16W5%

2.2K

1/16W5%

100K

PTH9C32BB471Q

PTH9C32BB471Q

1SS400

DAN222

50V10%

1000PFUDZ12B

1/16W5%3.3M

S_80777SN

VDD

VSS

OUT

1/16W5%2M

GND

1SS400

1/16W5%

33K

GND

1/16W5%100K1/16W5%150K

1/16W5%150K

1/16W5%100K

VCC3M

VCC3M

VCC3SW

VCC3SW

1/4W5%100

25V+80% -20%

0.22UF

S_873325B

VSSCD

VIN

VOR

VOUT

GND

10V10%0.22UF

VCC3SW

FUSE 0.5A

434500

M-BAT-PWR

S-BAT-PWR FUSE 0.5A

434500

VINT16

DAN222

1318792_1

ANAGND GND

1/16W

5%

0

50V

10%

2200PF

ANAGND

1/16W

5%

0

P99FJ00_2218_0055MOUNT HOLE

MOUNT HOLE

1/16W5%200K

S-BAT-TRCL

DAN222

M-BAT-TRCL

25V+80% -20%0.01UF

1/16W1%

221K

50V

10%

390PF

NC

NC

OUT

IN

OUT

IN

OUT

NC

IN

OUT

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L M N P Q

1

2

3

4

5

6

7

8

A B C D E F G H J K L

IN

OUT

OUT

OUT

NC

S_873361CUP

SECOND BAT. PWR

500MA

500MA

10A

WIDE PATTERN 10A

BETWEEN (C) AND (D)

BETWEEN (A) AND (B)3216

1608

10051005

1005

1005

1005

1005

S_BAT_IN S_BAT_PWR_A

M_BAT_PWR_A

M_BAT_IN

1005

1005

10051005

10051005

1005

10051005

1005

1005

1005

1005

1005

1005

1005

16081005

1005

1005

2125

VCCSWSD_MASK

M1_DRV

M2_DRV BATOUT_DRV

S1_DRVS2_DRV

S_TEMP

I2C_CLK_BT1

I2C_DATA_BT1

I2C_CLK_BT0

M_TEMP

I2C_DATA_BT0

VCCSW_BAT_A

-PWRSHUTDOWN

1005

1005

1005

1005

NO_ASM

NO_ASM

1005

1005

1005

NO_ASM

NO_ASM

1005

_______

D38

12

D3512

D37

1 2

D34

21 3

D32

21 3

D33

21 3

F10

2 1

F9

2 1

Q52

1

2

3

Q47

3

1

4

2

8765

Q58

3

1

4

2

8765

Q44

3

1

4

2

8765

D36

12

RT2

12

RT1

12

U29

3

2 1

F11

21

F12

21

VR3

43

1

2

5

Q9

3

1

4

2

8765

Q103

1

4

2

8765

J6

4

21

3

7 6

5

Q48

1

2

3

J7

4

2

1

3

76

5

R3031

2

R307

12

R304

12

R305

12 R306

12

R282

12

R285

1 2

R267

1 2

R2701

2

R273

1 2R283

1 2

R296

12

R2711 2

R301

12

R287

1 2

R292

1 2R272

1 2

R266

12

R297

1 2R288

1 2

R629

1 2

R2631

2

R265

12

R279

12

C270

12

C266

12

C2641

2

C265

12

C252

12

C2611

2

C2481

2

C267

12

C2531

2

C263

12

C306

12

C245

12

C247

12

67.1L>

67.4N>

67.4N> 67.4N>

67.4N> 67.4N>

20.1D<

46.8B<>

46.7B<>

46.8B<>

20.2D<

46.7B<>

63.1A< 22.5B< 67.4N> 45.4K>

www.laptop-schematics

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Page 56: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

1/8W5%10

1/8W5%10

GND

DTC144E

GND

1/16W5%10K

25V+80% -20%0.1UF

1/16W5%

8.2K

1/16W5%4.7K

UDZ11B

GND

PZT2907A

16V20%

4.7UF

GND

DAN222

GND

1/16W5%1M

IRLML2803

GND

GND

25V+80% -20%

0.1UF

DTC144E

1/16W5%1M

IRLML2803

DAN222

S-BAT-TRCL

DAN222

M-BAT-TRCL

GND

DTC115EEA

DTA115EE

GND

VINT16

DTC115EEA

VDD15

DTA115EE

VDD15

GND

25V+80% -20%

0.01UF

1/4W5%10

1/16W5%

8.2K

1/4W5%10

GND

25V+80% -20%

0.1UF

2SA1576A

IN

IN

IN

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K

TRICKLE CHARGERDC-DC

1005

1608

S_BAT_TRCL_A

M_BAT_TRCL_ABAT_TRCL_D

BAT_TRCL_CBAT_TRCL_BBAT_TRCL_A

16083216B

1608

DTC144EE

2125

2125

32163216

DTC144EE

M_TRCL

S_TRCL

M_TRCLS_TRCL

1005

1005

1005

1005

1005

1005

_______

D49

21 3

D60

213

D4721 3

Q63

1

2

3

Q62

1

2

3

Q56

2

1

3

Q54

2

1

3

Q53

1

2

3

Q57

1

2

3

Q50

1

2

3

D78

12

Q554

3

1

2

Q61

1

2

3

Q60

1

2

3

R579

12

R575

1 2

R577

1 2

R591

1 2

R614

12

R615

12

R580

12

R613

1 2

R611

1 2

R616

12

C630

12

C632

12

C254

12

C634

12

C269

12

22.3N>

22.3N>

22.3N> 22.3N>

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Page 57: IBM Laptop Motherboard Schematic Diagram

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.com

GND

DTC115EEA

GND

1/16W1%2K

1/16W1%

5.62K

M-BAT-PWR

DTA114EEA

S-BAT-PWR

DTA114EEA

UDZ5.1B

GND

1/16W1%2K

1/16W1%

5.62K

DAN222

UDZ5.1B

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

2

3

4

5

6

7

8

A B C D E F G H J K L

OUT

IN

OUT

VOUT = 0.264(VBAT - 5)

1608

1608

M_BATVOLT

S_BATVOLT

1608

BATMON_EN

1608

_______

D57

21 3

Q30

1

2

3

Q291

2

3

Q27

1

2

3

D59

1 2

D451 2

R609

12

R610

12

R569

12

R598

12

20.2D<

20.1D<

20.2Q>

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Page 58: IBM Laptop Motherboard Schematic Diagram

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.com

25V

10%

4.7UF

1/16W5%27K

1/16W5%120K

GND

1/16W5%100K

1/16W5%0

VCC3SW

1/16W5%1K

DTA115TE

1/16W5%82K

TPC8005_H

1SS400

1SS400

GND

1/16W5%1M

1/16W5%100K

GND

10V10%

0.22UF

GND

1/16W5%

680K

GND

+4V

20%

180UF

+4V

20%

180UF

GND

CRS02

1/4W5%0.033

1/4W5%0.033

1/4W5%0.033

IRF7807D1

GND

1/16W

0.5%

10K

6.8UH

GND

25V+80% -20%

0.1UF

GND

1/16W5%

750K

1/16W5%1M

GND

16V+80% -20%

0.1UF

16V10%

0.01UF

1/16W

0.5%

3.0K

SECFB

STEER

CSL5

FB5

SYNC

SEQ

REF

CSH5

BST5

VL

DL5

LX5

DH5

V+

GND

PGND

-RESET

-SKIP

RUN/ON3

-SHDN

TIME/ON5

FB3

CSL3

CSH3

DL3

LX3

DH3

BST3

MAX1631

GND

25V+80% -20%

0.1UF

GND25V

10%

4.7UF

25V

10%

4.7UF

VINT16

VCC3M

25V

10%

4.7UF

25V+80% -20%

0.1UFGND

1/16W5%10

25V10%1UF GND

DAP222

GND

50V5%

33PF

16V+80% -20%

0.1UF

GND

6.3V10%1UF

IRF7807D1

TPC8005_H

25V

+80% -20%

0.1UF

GND

CDRH127B_4749_JPS_010

1/4W5%0.033

1/4W5%0.033

1SS355

GND

1/4W5%0.033

GND

25V

+80% -20%

2.2UF

GND

1/16W

5%

0

GND

1/16W

0.5%

10K

+6.3V

20%

150UF

+6.3V

20%

150UF

GND

16V

+80% -20%

0.1UF

CRS02

GND

16V

+80% -20%

0.1UF

GND

GND

VCC5M

16V

20%

4.7UF

10V10%

0.22UF

DAN222

VCC3M

VL5

VCC5MVDD15

25V

10%

4.7UF

25V

10%

4.7UF

1/16W5%75K

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

IN

IN

IN

OUT

IN

IN

OUT

(15V)

NEAR TO MAX1632

NEAR TO MAX1632

SENSE LINE

CONNECTIONSKELVIN

NEAR TO MAX1632

NEAR TO MAX1632

NEAR TO MAX1632

SENSE LINE

CONNECTIONSKELVIN

NEAR TO MAX1632

1608

VCC5M_LIN

1608

1608

1608

1608

-EXTPWR

NO_ASM

NO_ASM1005

1005

VDD15_IN

1005

B

3219 TMK325BJ475KN-H

B

3219 TMK325BJ475KN-H

B

3219 TMK325BJ475KN-H

1608

V3ON

-PWRSHUTDOWN

V5ON

VREF2R5

7343 EEFUE0G181R

7343 EEFUE0G181R 2125

2125

SLF12575T-6R8N5R9

2125

2125

2125

2125

1608

1608

3216

1608

VCC_MAX1632

1608

1608

1608

NO_ASM

3219 TMK325BJ475KN-H

B

3219 TMK325BJ475KN-H

B

3219 TMK325BJ475KN-H

B

VCC3M_LOUT VCC3M_LIN

VCC5M_LOUT

1005

1005

1005

1005

1005

1005

1005

7343 EEFUE0J151R

7343 EEFUE0J151R

1005

1005

1005

3216

1005

3216

B

1005

VL5_MAX1715

1005

1005

1005

-PM_SLP_S3

_______

110P

D5412

D14

12

D151 32

D16

12

D18

2 13

U41

21

22

820

111028

24

2725

26

237

321

61594

121314191716185

Q74

1

2

3

Q18

1 3 42

5678

Q16

1 3 42

5678

L4

342

1

D27

12

D281 2

Q17

31

4

28 7 6 5

Q15

3 1

4

28765

R20

1 2

R298

12

R299

12

R507

1 2

R325

12

R508

12

R491

1 2

R333

12

R527

1 2

R525

1 2

R495

1 2

R300

1 2

R492

1 2

R509

12

R90

12

R94

1 2

R89

12

R339

1 2

R340

12

R523

12

R18

1 2

R191

2R528

12

C214

12

C223

12

C225

12

C215

12

C227

12

C230

12

C504

12

C216

12

C228

12

C217

12

C478

12

C17

12

C18

12

C257

12

C483

1 2

C219

12

C224

12

C229

1 2

C5021

2

C511

12

C513

12

C5201

2

C514

12

C145

12

C232

12

C512

12

L3

1 2

59.3B>

22.5N>

45.4K> 60.1M> 67.4N>

22.5N>

67.3P<

66.7L<

23.8P>

www.laptop-schematics

.com

Page 59: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

MAX4524

COM

N03

NO2

NO1

NO0

V+

GND

INH

ADDB

ADDA

1/16W5%3301/16W5%0

VCC3B

GND

GND

1/16W5%10K

1/16W

5%

10K

GND

1/16W1%19.6K

1/16W1%402K

1/16W1%16.9K

1/16W1%64.9K

1/16W

1%

1K

2SC4617

MAX1718

ZMODE

SUS

VGATE

POS

NEG

FB

GND

DL

LX

DH

BST

VDD

V+

S1

S0

ILIM

TON

REF

CC

TIME

SRP/-SDN

OVP

D4

D3

D2

D1

D0

VCC

CDEP134_0R6

GND

1/16W

5%

0

GND

GND

+2V

20%

180UF

1/16W

5%

180K

GND

1/16W

5%

100K

VCC5M

16V10%

0.1UF

1/16W5%100K

1SS400

DTC115EEA

GND

1/16W5%

10

25V+80% -20%

0.01UF

25V+80% -20%

0.01UF

IRF7811AV

IRF7811AV

IRF7811AV

GND

50V5%

47PF

50V5%

33PF

10V+80% -20%

1UF

GND

50V10%

1000PF

1/16W5%100

GND

25V+80% -20%

0.1UF

1W5%0.002

+2V

20%

180UF

GND

VCCCPUCORE

GND

GND

IRF7811

VINT16

1/16W

1%

27.4K

1/16W

5%

0

1/16W

5%

0

1/16W

5%

51K

1/16W

5%

0

1/16W5%0

GND

10V+80% -20%

1UF

1/16W5%20

VCC5M

1/16W

5%

0

1/16W

1%

24.9K

25V+80% -20%

0.1UF

1/16W5%4.7RB501V_40

+2V

20%

180UF

+2V

20%

180UF

+2V

20%

180UF

+2V

20%

180UF

+2V

20%

180UF

25V

10%

4.7UF

25V

10%

4.7UF

25V

10%

4.7UF

25V

10%

4.7UF

25V

10%

4.7UF

25V

10%

4.7UF

25V

10%

4.7UF

25V

10%

4.7UF

GNDGND

16V+80% -20%

0.1UF

10V+80% -20%

1UF

VCC5M

GND

1/16W

5%

6.8K

1/16W

5%

6.8K

1/16W

5%

10K

1/16W

5%

10K

IRF7811

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

IN

ERJM1WTJ2M0U

SHOULD BE MOUNTED ON THEIR NARROW SIDE

PLACE NEAR Q28

1005

NO_ASM

NO_ASM1005

NO_ASM

1005

1005

VCCCPUCORE_LOUT

1005

-V_CORE_ON1005

1608

1005

1608

MUX_VID4

MUX_VID3

MUX_VID2

MUX_VID1

MUX_VID0

1005

1005

1005

GEY_VGATE

DPRSLPVR

1005

1005

1005

1608

GEY_MUXSEL

1005

1005

NO_ASM

1005

NO_ASM

1005

1005

1608 1005

1608

1608

1608

1608

6432

1608

B B B B B B B B

VCCCPUCORE_LIN

1608

-DPSLP

DPRSLPVR

1005

NO_ASM

1608

NO_ASM

7343 EEFUD0D181R

7343 EEFUD0D181R

7343 EEFUD0D181R

7343 EEFUD0D181R

7343 EEFUD0D181R

3225 TMK325BJ475KN

3225 TMK325BJ475KN

3225 TMK325BJ475KN

3225 TMK325BJ475KN

3225 TMK325BJ475KN

1608

1608

1608

1608

1005 1005

1005

1005

NO_ASM

1005

1005

7343 EEFUD0D181R

NO_ASM

7343 EEFUD0D181R

_______

3225 TMK325BJ475KN

3225 TMK325BJ475KN

3225 TMK325BJ475KN

D312

Q32

1

2

3

Q64

1

2

3

U32

10

4213

9

8 76

5

Q21

5 7 861 2 3

4

Q28 5 7 861 2 3

4

Q11 5 7 861 2 3

4

Q20

31

4

2

8765

Q12

31

4

2

8765

U30

1615

14

13

12

1110

4

2

1

3

9

87

65

28

27

26

2524232221

20

1918

17L9

1 2

D81

12

R321

12

R3081

2

R343

12

R323

12

R2

1 2

R145

12

R322

1 2

R316

1 2

R315

1 2

R314

1 2

R313

1 2

R319

12

R211

2

R6321

2

R659

12

R601

1 2

R663

1 2

R642

12

R644

12

R320

1 2

R318

1 2

R667

1 2

R467

1 2

R310

12

R645

12

R647

12

R665

1 2

R312

12

R311

12

R309

12

C497

12

C285 12

C650

12

C651

12

C481

12

C218

12

C518

12

C517

12

C582

12

C499

12

C500

12

C623

12

C485

12

C4981

2

C594

12

C484

12

C317

12

C486

12

C577

12

C455

12

C456

12

C505

12

C508

12

C515

12

C451

12

C262

12

C501

12

66.1P>

70.4L>

70.5L>

70.5L>

70.5L>

70.5L>

15.4M>

15.4M>

15.4M>

14.2M>

15.4M>

www.laptop-schematics

.com

Page 60: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

GND GND

1/16W

5%

0

1/16W5%10K

25V10%

0.1UF

2SC4617

1/16W

5%

1M

GND

+

4V20%

100UF

16V20%

4.7UF

GND

LM3460_1R5

COMP

GNDNC

VOUTVIN

GND

GND

1/16W

5%

0

VCC1R5B

2SK3019

PST3612

CAP OUTVDD

VSS

GND

10V10%

0.1UF

DTA115EE

VDD15

VCC1R8B

SI3456DV

1/16W5%0

1/16W5%200

50V

10%

2200PF

OUT

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L M N P Q

2

3

4

5

6

7

8

A B C D E F G H J K L

IN

1005

1005

1005NO_ASM

1005

NO_ASM

NO_ASM1608

1005

PRE_BPWRG

1005

B

3216

B_ON

3528 TEPSLB20G107M8R

1005

1005

_______

Q35

6 2 154

3

Q75

1

2

3

Q68

1

2

3

Q25

1

2

3

VR5 42

1

3

5

U42

4

21

3

R673

12

R683

1 2

R690

1 2

R682

12

R688

12

R681

1 2

C5271

2

C526

12

C530 12

C528

12

C644

12

66.8H< 67.1Q> 4.1L>

66.2P>

www.laptop-schematics

.com

Page 61: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

IRF7901D1 VOUT

VOUT

VINVIN

PGND

Q2_GATE

Q1_SRC

Q1_GATE

IRF7901D1VOUT

VOUT

VIN VIN

PGND

Q2_GATE

Q1_SRC

Q1_GATE

VCC1R8M

VCC1R8B

GND

MAX6334UR16

GND

VCC

-RESET

10V10%

0.1UF

VINT16

25V

10%

4.7UF

25V

10%

4.7UF

25V

10%

4.7UF

25V

10%

4.7UF

+

4V20%

220UF

GND

10V+80% -20%

0.22UF

1/16W

5%

1M

1/16W

5%

30K

1SS400

VCC1R8M

VCCVIDEO1R8A

FDC655AN

25V10%0.1UF

VCC1R8M

VINT16

DTA115EE

2SK3019

1/16W5%10K 1/16W5%47

GND

DTC115EEA

16V10%

0.01UF16V10%

0.01UF

RB521S_30

GND

RB521S_30

1/16W 5% 4.7

1/16W 5% 4.7

2SK3019

VCCCPU1R2B

25V+80% -20%1UF

DAP222

1/16W5%4.7K

VCC3A

1/16W5%100K

1/16W5%10K

2SK3019

GND

VCC3SW

2SC4617

1/16W

5%

10K

VCC3M

25V+80% -20%

0.01UF

1/16W5%

10

25V+80% -20%

0.01UF

1/16W5%

10

CRS02

+

2V20%

180UF

1/16W

5%

0

1/16W5%0

1/16W

5%

1K

1/16W

0.5%

8.45K

CRS02

+

4V20%

220UF

1/16W

0.5%

10K

GND

GND

10V10%1UF+

16V20%

4.7UF

1/16W

5%

20

25V+80% -20%

0.1UF

GND

DAP222

50V5%

33PF

10V10%1UF

GND

1/16W

5%

360K

1/16W

5%

0

25V+80% -20%

0.1UF

GND

25V+80% -20%

0.1UF

GND

10V10%1UF

1/16W

5%

390K

25V+80% -20%

0.1UF

GND

25V+80% -20%

0.1UF

GND

GND

1/16W

1%

10K

CRS02

1/16W

1%

2.49K

FDC655AN

VCC1R8B

25V10%0.1UF

1/16W5%47

2SK3019

1/16W5%10K

GND

GND

DTA115EE

VINT16

+

2V20%

180UF

MAX1715EEI

BST1

DH1

LX1

DL1

OUT1

FB1

REF

TON

ILIM1

SKIP#

ON1

BST2

DH2

LX2

DL2

PGND

OUT2

FB2

PGOOD

GND

ILIM2

ON2

V+

VDD

VCC

NC

NC

NC

2.5UH

5.2UH

IN

IN

IN

IN

IN

IN

NC

OUT

IN

OUT

NC

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

OUTNC

OUT

OUT

IN

PLACE NEAR Q73

PLACE NEAR Q71

SHOULD BE MOUNTED ON THEIR NARROW SIDE

1005

VCC_MAX1715

1608

VCC_MAX1715

16083216 TAN

VL5_MAX1715

1608

1608

16081608

1608

1608

1608

1608

1608

1005

1005

2125

NO_ASM

PRE_BPWRG

+PWRON

1005

1005

1005

1005

1005

1005

1005

1005

1005

V3ON

CDRH104R-5R2

7343 PSLD0G227M

1005

3219 TMK325BJ475KN-H

BB

3219 TMK325BJ475KN-H

B

3219 TMK325BJ475KN-H

3219 TMK325BJ475KN-H

B

2125

2125

VCC5M_DAP222_2

1608

VCC5M_DAP222_1

VCC5M_MAX1715_1

VCC5M_MAX1715_2

1005

1005

1005

VTTPWRGD_3M

-V_CORE_ON

7343 PSLD0G227M

VCC1R8M_LIN

1005

1005

NO_ASM

NO_ASM

NO_ASM

1005

VTTPWRGD_3M

1608

1608

1005

7343 EEFUD0D181R

7343 EEFUD0D181R

1005

NO_ASM

1005

CDRH104R-2R5

B_ON

-PM_SLP_S3+PWRON

VTTPWRGD

VCCCPU1R2B_LIN

NO_ASM NO_ASM

1005

1005

F

1005

1608

_______

D40

12

D88

12

D39

12

D84

13

2D7

132

Q65

1

2

3

Q67

1

2

3

Q39

1

2

3

Q51

1

2

3

Q34

1

2

3

Q36

1

2

3

Q66

12

3

Q45

1

2

3

D82

12

D86

12

D23

12

Q73

4

2

1

387

6

5

Q71

4

2

13

8 76

5

U25

2

13

U5616

15

1413

121110

4

21

3

9

8

7

6

5

28

27

2625

24

23

22

21

20

19

1817

Q70

6

21

54

3

Q59

6

21

54

3

R143

12

R3241

2

R327

1 2R328

1 2

R531

12

R539

12

R711

12

R708

12

R385

1 2

R701

12

R326

12

R706

12

R702

12

R543

12

R203

12

R186

12

R144

1 2

R703

12

R705

12

R713

1 2R712

1 2

R115 1 2

R142

1 2

R176

12

R214

12

C655 12

C551

12

C516

12

C544

12

C533

12

C27312

C271

12

C272

12

C636

12

C635

12

C541 12

C549 12

C545

12

C548

12

C586

12

C597 12

C424

12

C560

12

C556

12

C564

12

C570

12

C547

12

C546

12

C585

12

C652

12

C653

12

C279

12

L11

1 2

L8

1 2

66.2C<

66.6K>

63.7Q>

67.1Q> 65.5N> 4.1L>

22.5N>

22.5N>

67.7B< 66.6M< 13.4A>

64.9A<

66.1P> 13.4A>

65.5B<

23.8P> 22.5N>

4.5A<

www.laptop-schematics

.com

Page 62: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

25V10%

0.047UF

GND

1/16W5%470K

16V

+80% -20%

0.1UF

GND

16V

+80% -20%

0.1UF

VCC3M

VINT16

VBL16

RB521S_30

1/16W

5%

470K

VCC3B

VDD15

GND

1/16W

5%

100K

1SS384

RPACK4 1/32W

5%

470K

VCC3B

1/16W5%10K

VCC5B

FDC655AN

FDC655AN

FDC655AN

FDC655AN

1/16W5%100

25V10%

0.047UF

1/16W5%100

1/16W5%100

1/16W5%100

VCC3SW

VCC3SW

25V+80% -20%

0.01UF

GND

16V10%0.01UF

GND

VCC3M

VCC3P

GND

10V10%0.1UF

1/16W5%330K

1SS400

DAP222

VCC3M

GND

VCC3M

1/16W5%270

VCC3B

VCC3M VCC3A

RB521S_30

1/16W5%47

VCC5M

FDC655AN

GND

25V10%

0.15UF

RPACK4 1/32W

5%

470K

VCC3M

KOZAK

DGND

GND2_2

AGND3

AGND2

AGND1

VL5

VDD15

VINT16

VCC3M

VCC5M

VCC5M

TEST2

TEST1

-EXTPWR

VREF_IN

FIX_R

B_PGS

A_PGS

3M_PGS

5M_PGS

-SHDN

-RESET

T2_DRV

S2_DRV

M2_DRV

DCIN_DRV

BAT_DRV

M1_DRV

S1_DRV

T1_DRV

CKOUT

CKIN

CPOUT

VCPIN21

VBL_DRV

VBL

3P_DRV

VCC3P

3B_DRV

VCC3B

3A_DRV

VCC3A

5P_DRV

VCC5P

5B_DRV

VCC5B

5A_DRV

VCC5A

VBL_ON

3P_ON

5P_ON

3B_ON

5B_ON

3A_ON

5A_ON

M2GATE_ON

M1GATE_ON

S2GATE_ON

S1GATE_ON

T2GATE_ON

T1GATE_ON

BATOUT

3M_ON

5M_ON

RB521S_30

1/16W5%100

VCC5B

VCC3P VCC3B

GND

1/16W5%

100K

GND

10V10%0.1UF

VCC3A

25V10%

0.047UF

GND

1/16W5%220K

1/16W5%10K

RPACK4 1/32W

5%

470K

1SS400

25V+80% -20%

0.1UF

16V

+80% -20%

0.1UF

VCC5M

VCC5M

10V

10%

0.1UF

RPACK4 1/32W

5%

1M

RPACK4 1/32W

5%

1M

RPACK4 1/32W

5%

1M

RPACK4 1/32W

5%

1M

RB521S_30

1/16W1%

121K

10V10%0.1UF

VCC3M

VINT16

1/16W1%78.7K

25V10%0.22UF

1SS400

1/16W5%10K

VINT16

1/16W5%47

RB501V_40

RB501V_40

GND

10V10%

0.22UF

1/16W

5%

100K

VCC5M

RPACK4 1/32W

5%

470K

1/16W

5%

10K

VCC3M

50V10%820PF

GND

VCC3A

1/16W

5%

10K1/16W

5%

2.2K

50V10%0.22UF

25V10%

0.047UF

IN

OUT

IN

IN

IN

OUT

IN

OUT

NC

OUT

IN

IN

OUT

IN

OUT

OUT

OUT

IN

OUT

OUT

IN

OUT

OUT

OUT

OUT

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K L

NC

NC

OUT

OUT

IN

NC

IN

IN

IN

TB6808F

-T3

1005

NO_ASM

V5ONV3ON_KOZAK

V3ON

V3ON_KOZAK

VTTPWRGD_3M

-PM_SLP_S3

+PWRON

1005

1005

1005

VCC5PUSBON

1005

PANEL_POWER_ON

1005

1005

1005

1005

1608

1608

BPWRG_DOCK

PRE_BPWRG

1005

5MPWRG

1608

VREF2R5

1005

3MPWRG

APWRG

M2GATEON

S1GATEONS2GATEONM1GATEON

-EXTPWR

1005

1005

1005

1005

1005

1005

1005

1005

1005

DCIN_DRV

BPWRG

-EXTPWR

VCCSWSD_MASK

1608

2125B

3216

1608

B

1608

2125

1608

1608

1608

-PWRSHUTDOWN

BT_DRVS1_DRV

BATOUT_DRVM1_DRV

M2_DRVS2_DRV

1608

1005X4

1005X4

1005X4

1005X4

1005X4

1005X4

1005X4

1005X4

1005

1005

1005

1608 1608 1608

1005

1005

_______1005

D63

12

D67

12

D30

12

D72

12

D46

1 2

D64

1 2

D66

12

D9

1 32

D7112

D75

12

Q2

6

21

54

3

Q24

6

21

54

3

Q13

6

21

54

3

Q23

6

21

54

3

Q22

6

21

54

3

U7616151413121110

4

21

3

98765

64

63

62

6160

59

58

57565554

53

525150

49

4847

46

45

4443424140

3938

37

36

35

3433

32

3130

29

2827

2625

24

2322

2120

1918

17

D1

3 2

14

R361

12

R80

12

R50

12

R32

12

R128

1 2

R532

12

R538

12

R534

12

R714

12

R806

12

R817

12

R73

12

R522

1 2

R199

1 2

R1134

12

R548

12

R540

12

R229

12

R537

12

R535

12

R1135

12

R1143

12

R549

12

C604

12

C603

12

C295

12

C289

12

C51012

C613

12

C234

1 2

C605

12

C606

12

C608

12

C6091

2

C706

12

C235

12

C6101

2

C6111

2

C7091

2

C612

1 2C614

1 2

C314

12

RN45

78

RN45

56

RN45

12

RN29

34

RN29

78

RN45

34

RN29

12

RN29

56

22.5N> 67.7B>

22.5N>

67.5G<

66.1P> 13.4A>

23.8P>

22.5N>

56.2Q>

50.3C>

41.8A< 41.0A<

66.8H<

65.5N> 4.1L>

22.6B<

63.1N>

22.6B< 15.1M<

22.6B< 20.1L<

22.3N>

22.3N> 22.3N> 22.3N>

59.3B>

59.7K<

46.2F<

22.6B<

20.1L< 15.2M<

59.3B>

60.1A<

63.1A<

22.5B<

60.1M> 45.4K>

56.0C< 60.5F<

60.7M< 60.7G<

60.7J< 60.5H<

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www.laptop-schematics

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2SK3019

1/16W

5%

1K

VCC3M

GND

10V

10%

0.1UF

1/16W

5%

100K

IRLML6401

1/16W

5%

100

VCC1R8M

10V

10%

0.1UF

1/16W

5%

100K

GND

2SK3019

IRLML6401

VCC1R8AUX

GND

10V

10%

0.1UF

1/16W

5%

330K

1SS400

1/16W 5% 10K

GND

1/16W

5%

470K

1/16W 5% 1K

1SS400

10V

10%

0.1UF

VCC3AUXIN

GND

1/16W

5%

47K

IN

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K L

1

2

3

4

5

6

7

8

A B C D E F G H J K

IN

1005

1005

1005

1005

10051005

VCC3AUX_ON

1005

1005

VCC3AUX_ON

1005

1005

1005

1005

1005

_______

D51

12

D52

12

Q26

1

2

3

Q43

1

2

3

Q46

2

1

3

Q41

2

1

3

R819

12

R8201

2

R378

12

R26

12

R25

12

R256

12

R253

12

R281

12

R269

12

C4341

2

C391

2

C37

12

C519

12

22.5N> 22.5N>

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Page 64: IBM Laptop Motherboard Schematic Diagram

www.laptop-schematics

.com

74CBT3383

GND

5B2

4B2

3B2

2B2

1B2

5B1

4B1

3B1

2B1

1B1

VCC

BX

-BE

5A2

4A2

3A2

2A2

1A2

5A1

4A1

3A1

2A1

1A1

16V10%0.01UF

GND

VCC5B

VCC5B

GND

GND

OUT

IN

IN

IN NC

IN

NCNC

IN

IN

IN

OUT

NC

IN

NC

OUT

OUT

0

1

2

3

4

5

6

7

8

9

A B C D E F G H J K

2

3

4

5

6

7

8

A B C D E F G H J K L

IN

IN

OUT

IN

MUX_VID4

MUX_VID2MUX_VID1MUX_VID0VID0_L

GEY_MUXSEL

VID4_HVID3_HVID2_HVID1_HVID0_H

VID1_LVID2_LVID3_LVID4_L

MUX_VID3

1005

_______

U35

16

1514

13

12

11 10

4

2

1

3

98

7 6

5

24

2322

21 20

1918

17

C351

12

64.6A<

64.7A< 64.7A< 64.7A< 4.2Q>

15.4M>

15.5J> 15.5J> 15.5J> 15.5J> 15.5J>

4.2Q> 4.2Q> 4.2Q> 4.2Q>

64.7A<

www.laptop-schematics

.com