SERVICE MANUAL - Audio Design Guide psw2000 service manual.pdf3 POWERED SUBWOOFER SPECIFICATIONS Subwoofer Speciﬁcations Typical LIMIT UNIT 1) CONTINUOUS POWER 120 115 W (@ 90Hz,

SERVICE MANUAL

CONTENTSSPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-8PARTS LIST:

PRE AMPLIFIER BOARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-10POWER AMPLIFIER BOARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-11VOLTAGE SELECTOR BOARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12PRE AMP AND POWER AMP ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128” SPEAKER ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13POWER CORD CABLE ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14SCHEMATIC DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15-16PCB LAYOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17EXPLODED VIEW DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18-19

POWERED SUBWOOFER

POWERED SUBWOOFER

2

SPECIFICATIONS

System Specifications

Frequency Response 70-20K HzSensitivity 85+/-2dBPower Handling 70W MaxDimension (W x D x H) 198 x 130 x 150 mmWeight 2.1kgHF 12mm (0.5") tweeterLF 100mm (4") Crossover Frequency 3KHZImpedance 4 OHM

Woofer Specifications

Rated Impedance 3.8 ohms +/- 0.8 at 1V 500 HzVoice coil DCR 3 +/-0.15 ohmSweep Test Sine Wave 4V at 20-20K HzResonant Frequency (Fo) 65 +/- 15 HzSensitivity 85 dB/W/mRated Power Input 30WMaximum Power Input 60WPower Test 15W Music Max/Channel

30W RMS/Channel(The rated power is verified by performing power handling test by feedingrated output with "IEC268-5" for 8 hours)

Main Magnet Ø74 x Ø38 x 15mm Bucking Magnet Ø55 x Ø26 x 9mm

Tweeter Specifications

Rated Impedance 4+/-0.8 OHM at 1V 5K HzVoice coil DCR 3.2 +/-0.16 OHM Sweep Test Sine Wave 1 V at 500-20K HzResonant Frequency (Fo) 2500 +/- 240 HzSensitivity 89 +/-2dB/W/mFrequency Response Fo - 20K HzRated Power Input 30WMain Magnet Ø10 x 2mm Magnet Material N35

3

POWERED SUBWOOFER

SPECIFICATIONS

Subwoofer Specifications

Typical LIMIT UNIT1) CONTINUOUS POWER 120 115 W

(@ 90Hz, 0.1% THD)

2) THD (@90Hz 110W ) 0.08 0.09 %

3) CLIPPING POWER(Output 1% THD @ 90Hz ) 125 120 W

4) INPUT SENSITIVITY @ 120W 4 ohm 70Hz LINE . INPUT VOL . Max 95 +/-10% mVSPK . INPUT VOL . Max 0.8 +/-10% V

5) S/N @ 12W 75Hz 90 85 dB@ 120W 75Hz 100 95 dB

( A-WEIGHT, LINE INPUT )

6) LOW PASS FILTER @ 75Hz Freq VOL Set to Max. Low -3dB 50 +/-10% HzFreq VOL Set to Max. Upper -3dB 115 +/-10% Hz

7) LOW PASS FILTER @ 60Hz Freq VOL Set to Min. Low -3dB 45 +/-10% HzFreq VOL Set to Min. Upper -3dB 80 +/-10% Hz

8) LOW PASS FILTER ROLL-OFF Freq VOL Set to Max. 22 +/-2 dB

9) LOW PASS FILTER ROLL-OFF Freq VOL Set to Min. 22 +/-2 dB

10) LINE OUTPUT @1V INPUTHI PASS FILTER -3dB ( LINE IN @ 1KHz ) Freq VOL Set to Max. 170 +/-10% HzFreq VOL Set to Min. 70 +/-10% Hz

11) LINE OUTPUT @1V INPUTHI PASS FILTER ROLL-OFF LINE IN @ 1KHz ( 0 dB O/P Ref )Freq VOL Set to Max. 12 +/-2 dBFreq VOL Set to Min. 18 +/-2 dB

12) LINE OUTPUT LINE IN @ 1KHz 1V INPUT( 0 dB O/P Ref )Freq VOL Set to Max. 1.2 +/-10% V

POWERED SUBWOOFER

4

SPECIFICATIONS

13) SPEAKER OUTPUT HI PASS FILTER -3dB 130 +/-10% Hz( SPEAKER IN @1KHz ) @ 4 ohm Load

14) SPEAKER OUTPUT HI PASS FILTER ROLL-OFF 7 +/-1 dBSPEAKER IN @ 1KHz @ 4 ohm Load( 0dB 1W 0/P Ref )

15) INPUT IMPEDANCE RCA 25K 15K OHMSPEAKER 200 +/-10 OHM

16) AUTO TURN ON LEVEL 2.5 +/-1 mV

17) AUTO OFF DELAY TIME 50 40 Min

18) PHASE ADJUSTABLE 0- 180 0-170 Degree @ 75-85Hz 10V O/P 0 Degree Ref: PHASE VOL SET Min to Max

19) HUM & NOISE ( 17Hz -17KHz Filter ) 3 5 mV 1OK OHM LOAD @ INPUT LEVEL VOL SET to MaxFREQ VOL & PHASE VOL SET to min

20) Current Consumption UL 115 Vac @ 120W OUTPUT 2.0 2.5 A

@ IDLE .07 .09 ACE 230 Vac @ 120W OUTPUT 1.5 2.0 A

@ IDLE .04 .06 AUK 230 Vac @ 120W OUTPUT 1.5 2.0 A

@ IDLE .04 .06 A

5

POWERED SUBWOOFER

SPECIFICATIONS

POWERED SUBWOOFER

6

SPECIFICATIONS

7

POWERED SUBWOOFER

SPECIFICATIONS

POWERED SUBWOOFER

8

SPECIFICATIONS

9

POWERED SUBWOOFER

PARTS LIST

PRE AMP SECTIONPRINTED CIRCUIT BOARD ASSEMBLY

QTY PART NO DESCRIPTION LOCATION1 150F-101K-5-IEA CC 50V 100PF 10% RL 5X3 C291 150F-104M-N-FD CC 50V 0.1µƒ 20% RLF C272 150F-271K-5-IEA CC 50V 270PF 10% RL 5x3 C3,114 150F-334M-N-JJA CC 50V 0.33µF 20% RLF MONO C4,5,12,137 153H-104K-5-QUA CM 100V 0.1µF 10% RL 9X11 CENTRALAB C7,15,17,18,19,20,222 153H-333K-5-MRA CM 100V 0.033µF 10% RL 7X9.5 C8,162 153H-683K-5-PSA CM 100V 0.068µF 10% RL C64,651 157C-477M-5-OU CE 10V 470µF 20% RL 8X11 C242 157D-107M-5-KW CE 16V 100µF 20% RL 6x12 C21,251 157D-476M-5-IU CE 16V 47µF 20% RL 5x11 C262 157E-106M-5-IU CE 25V 10µF 20% RL 5x11 C23,305 157F-225M-5-IU CE 50V 2.2µF 20% RL 5x11 C1,2,9,10,281 157F-225M-5-IU CE 50V 2.2µF 20% RL 5x111 2101-1357-0 WAFER JM2411-8 8PIN CN31 2101-9790-0 4RCA JACK HSP-204V-03 GP RCA18 3131-6140-0 IC BA4560 ROHM U1,2,3,4,5,6,7,81 3700-4536-RG L-115W EGW/209EGW RED/GR ELE-LED02 LED14 4701-102J-2 RCF 1/8W 1K 5% AT R11,34,71,7323 4701-103J-2 RCF 1/8W 10K 5% AT R3, 6, 10, 15,16, 18,19, 21, 23,

26, 29, 33, 38, 39, 41, 42, 44, 46, 60, 62, 70, 76, 79,

2 4701-104J-2 RCF 1/8W 100K 5% AT R7,301 4701-125J-C RCF 1/8W 1.2M 5% ATS R642 4701-153J-2 RCF 1/8W 15K 5% AT R48,521 4701-162J-2 RCF 1/8W 1.6K 5% AT R568 4701-222J-2 RCF 1/8W 2.2K 5% AT R12,13,35,36,49,53,66,68,1 4701-224J-2 RCF 1/8W 220K 5% AT R781 4701-225J-2 RCF 1/8W 2.2M 5% AT R656 4701-273J-2 RCF 1/8W 27K 5% AT R17, 22, 40, 45, 51, 554 4701-303J-2 RCF 1/8W 30K 5% AT R1,24,50,54,1 4701-391J-2 RCF 1/8W 390R 5% AT R572 4701-471J-2 RCF 1/8W 470R 5% AT R63,744 4701-472J-2 RCF 1/8W 4.7K 5% AT R58,59,69,72,1 4701-563J-2 RCF 1/8W 56K 5% AT R771 4701-682J-2 RCF 1/8W 6.8K 5% AT R371 4701-683J-2 RCF 1/8W 68K 5% AT R674 4718-101J-C-X RMF 1W 100R 5% ATS METAL OXIDE R8,9,31,321 4750-5510-0 VR 20KBX2 VR16G20K15B20K L=15MM VR11 4750-5520-0 VR 20KAX1 VR16N20K15A20K L=15MM VR21 4750-5530-0 VR 10KBX1 VR16N20K15B10K L=15MM VR31 4837-3V36-2 DZ 1/2W +-5% 3.3V TEMIC AT Z32 4837-5V16-2 DZ 1/2W 5.1V "TEMIC" AT Z1,22 4840-8060-2 DIODE 1N4148 NS D1,23 4860-8710-5 TR 9012H Q3,4,74 4860-8720-5 TR 9013H SAMSUNG Q1,2,5,61 5200-3281-0-06 SW COMAX SK-22D01-SG6-T-NS-IK SW1

POWERED SUBWOOFER

10

PARTS LIST

PRE AMP SECTIONPRINTED CIRCUIT BOARD ASSEMBLY

CONTINUED

QTY PART NO DESCRIPTION LOCATION2 4701-123J-2 RCF 1/8W 12K R20, 432 4701-912J-2 RCF 1/8W 9.1K R4, 271 7010-2221-0 3 PIN SHIELD WIRE ASSY L=130MM CN11 7010-2222-0 3 PIN FLAT CABLE ASSY L=100MM CN21 7011-3240-0 2254 1533 #26 2X2PIN BRN 100MM 1-51-112 CN42 7011-4570-0 AMP108U AWG26 180MM BRWN NALX2 1-51-274CN5,62 8910-0042-0 CE 50V 300µF RL 10% NON-POLARITY C6,141 1725-296A-0002 PCB POWER AMP REV:E FC380C

4 150F-101K-5-IEA CC 50V 100P 10% RL 5X3 C39,40,64,652 150F-104M-N-FD CC 50V 0.1µF 20% RLF C53,541 150F-334M-N-JJA CC 50V 0.33µF 20% RLF MONO C361 150F-470K-5-IEA CC 50V 47P 10% RL 5X3 C382 150F-471K-5-IEA CC 50V 470P 10% RL 5x3 C32,332 150F-681J-5-OI CC 50V 680PF 5% RL 8X5 C42,432 150H-472M-5-IE CC 100V 4700PF 20% RL 5X3 TEC C61,621 153H-102K-5-INA CM 100V 0.001µF 10% RL 5X7.5 C373 153H-104K-5-QUA CM 100V 0.1µF 10% RL 9X11 CENTRALAB C35,57,581 153H-224K-5-VYA CM 100V 0.22µF 10% RL 11.5X13 C471 153I-154J-9-NL CM 63V 0.15µF 5% RB 7.5x6.5 C312 157D-227M-5-KW CE 16V 220µF 20% RL 6x12 C55,561 157E-106M-5-IU CE 25V 10µF 20% RL 5x11 C502 157F-105M-5-IU CE 50V 1µF 20% RL 5x11 C34,482 157F-225M-5-IU CE 50V 2.2µF 20% RL 5x11 C41,661 157F-474M-5-IU CE 50V 0.47µF 20% RL 5X11 C512 157I-107M-5-SX CE 63V 100µF 20% RL 10X12.5 C44,451 157I-476M-5-OV CE 63V 47µF 20% RL 8X11.5 C521 157Q-476M-5-LUA CE 35V 47µF 20% RL 6.5X11 ELNA C491 1806-2393-0 TT-9904 LE 1012A 1X12TX6MM SPRING COIL L13 2101-1231-0 SPADE TERMINAL 6.3X0.8 STRAIGHT AC1.AC2,VO1 3130-3020-0 IC LM7915CT REGULATOR U151 3130-3030-0 IC LM7815CT REGULATOR U141 3130-3550-0 IC TA7317P U131 3130-4080-0 IC TL072CP DUAL FET OP AMP T1 U121 3130-9150-0 IC LM3080N OTA NATIONAL U92 3131-7220-0 IC TL062 LOW POWER JFET U10,112 4132-1551-0 TERMINAL OUT PUT SPK+, SPK-1 4500-8090-0 RELAY RUDH-SH-124D "GOOD SKT" RLY1

POWER AMP SECTIONPRINTED CIRCUIT BOARD ASSEMBLY

QTY PART NO DESCRIPTION LOCATION

11

POWERED SUBWOOFER

PARTS LIST

POWER AMP SECTIONPRINTED CIRCUIT BOARD ASSEMBLY

CONTINUED

QTY PART NO DESCRIPTION LOCATION10 4701-101J-2 RCF 1/8W 100R 5% AT R81, 83, 110, 111, 114, 115, 116,

117, 120, 1212 4701-102J-2 RCF 1/8W 1K 5% AT R145,14610 4701-103J-2 RCF 1/8W 10K 5% AT R85, 88, 89, 92, 99, 100, 101,

103, 130, 1373 4701-104J-2 RCF 1/8W 100K 5% AT R96,131,1322 4701-123J-2 RCF 1/8W 12K 5% AT R95,1091 4701-124J-C RCF 1/8W 120K 5% ATS R801 4701-474J-C RCF 1/8W 470K 5% ATS R863 4701-153J-2 RCF 1/8W 15K 5% AT R82,104,1051 4701-154J-2 RCF 1/8W 150K 5% AT R902 4701-183J-2 RCF 1/8W 18K 5% AT R134,1352 4701-202J-2 RCF 1/8W 2K 5% AT R98,1472 4701-203J-2 RCF 1/8W 20K 5% AT R84,931 4701-243J-2 RCF 1/8W 24K 5% AT R971 4701-272J-2 RCF 1/8W 2.7K 5% AT R1082 4701-333J-2 RCF 1/8W 33K 5% AT R136,1381 4701-334J-2 RCF 1/8W 330K 5% AT R1022 4701-391J-2 RCF 1/8W 390R 5% AT R106,1071 4701-473J-2 RCF 1/8W 47K 5% AT R871 4701-514J-2 RCF 1/8W 510K 5% AT R913 4701-562J-2 RCF 1/8W 5.6K 5% AT R124,125,1263 4701-563J-2 RCF 1/8W 56K 5% AT R129,133,1391 4701-913J-2 RCF 1/8W 91K 5% AT R941 4707-152J-2 RCF 1/2W 1.5K 5% AT R1404 4718-100J-C-X RMF 1W 10R 5% ATS METAL OXIDE R112,113,127,1282 4719-222J-1-X RMF 2W 2.2K 5% AL METAL OXIDE R141,1424 474B-0R1J-1 RWR 5W 0.1 5% AL R118,119,122,1232 474B-271J-1 RWR 5W 270R 5% AL R143,1441 4756-2036-3-15 SVR B20K H3 NVZ6TL1 6.3X6.8 HDK TP12 4804-0010-2 DIODE 1N4001 AT D9,101 4840-0720-0 BRIDGE 8A BR84 RECTRON D118 4840-8060-2 DIODE 1N4148 NS D3,4,5,6,7,8,12,131 485D-1390-5 TR BD139-10 PHILIPS HFE63-160 Q141 4860-1260-5 TR 2N3906 SAMSUNG RL Q91 4860-1430-5 TR BD140-10 HFE 63-160 Q152 4860-8890-0 TR MPS A06 VCE 80V NS Q12,132 4860-8910-0 TR MPS A56 VCE 80V NS Q11,201 8910-0196-0 THERMISTOR NTH4G 10K 1% MURATA TH12 8910-0492-0 CE 63V 12000µF 20% RL 36X45 C59,601 1725-296A-0002 PCB POWER AMP REV:E FC3802 4860-5050-5 TR 2SC5200 T0-3P (L) TOSHIBA Q17,192 4860-5060-5 TR 2SA1943 T0-3P (L) TOSHIBA Q16,18

POWERED SUBWOOFER

12

PARTS LIST

VOLT SELECTOR SECTIONPRINTED CIRCUIT BOARD ASSEMBLY

QTY PART NO DESCRIPTION LOCATION2 153Z-103M-5-7T CM 275V 0.01UF 20% RL 18X10.5 C69,701 5200-3627-0 SL14-22AH (1A) SW 2P2T AC SELECTOR SW21 1723-780A-0000 PCB VOLT SELECTOR REV:C FC310C14 2101-1231-0 SPADE TERMINAL 6.3X0.8 STRAIGHT 1, 2, 3, 4, 5, 6, L, N,

SW2-1, SW2-2, SW2-3, SW2-4

PRE AMP & POWER AMP ASSEMBLY

QTY PART NO DESCRIPTION LOCATION1 1402-3070-0 X'FORMER MTG. BKT T11 1403-6420-0 REAR PANEL FC380C T11 153Z-104M-5-7W CM 275V 0.1µF 20% RL 18X12 PCX2 335M MD104 PILKO C631 1725-327A-0000 INSULATION PCB-3 PANEL1 1806-2415-0 TT-00018 TOROIDAL TRANSFORMER 15V/230V T14 2103-7001-0 BINDING POST RED SPK IN+4 2103-7101-0 BINDING POST BLK SPK IN-3 2436-6501-1 VOL/FREQ KNOB VR FREQ PHAS8 2600-3005-0800 METAL WASHER M3X0.5X8MM ZNC PWRM-PCB, Q16. 17,

18, 198 2600-5008-1000 METAL WASHER M5X0.8X10MM YZ SPK IN+1 2606-3005-0643 INT TEETH WASHER M3X0.5X6.4MM BZ PANEL1 2606-4008-0853 INT TOOTH WASHER M4X0.8X8.5MM BZ EARTH15 2607-3009-0550 SPRING WASHER M3X0.9X5.5MM ZNC FOR PCB,IEC1,PWRM

PCB, Q16, 17, 18, 19, VOLT-PCB

5 2607-4010-0704 SPRING WASHER M4X1X7MM NI EARTH2 2640-3022-0540 M3 NUT IEC15 2640-4030-0704 NUT HEX M4 EARTH,T12 2842-6213-0 METAL WASHER (6X1.0X13MM) T12 2904-2608-3000 SCREW BH M2.6X 8 MM BZ CROSS FOR PANEL,FOR PCB8 2904-3006-3000 SCREW M3X6 BINDING (BLK) PANEL,VOLT-PCB2 2904-3010-3000 SCREW M3X10 (BLK) IEC15 2904-4010-3000 SCREW M4X10 (BLK) PANEL,T15 2954-3008-3000 T3X8MM SELF TAPPING H.S,RCA14 2954-3010-3000 B-TITE 3X10MM (BLK.ZN) H.S8 2954-3014-3000 B-TITE 3X14MM(BLK.ZN) Q16,17,18,194 3100-3171-0 MICA SHEET A (24X20) Q16,17,18,191 4133-2090-0 2204-3 MTG BKT PWRM PCB4 4135-0271-0 BRASS TUBE 6XM3X12MM REAR PANEL1 4153-1250-0 2209 SW COVER 1-41-112 SW11 4153-3800-0 POWER INLET SOCKET SC9F-21 IEC12 5120-0079-0 FUSE T3.15A 250V 5X20MM UR & SEMKO IEC11 5200-4725-0 SWITCH ROCKER 2P1T SW2

13

POWERED SUBWOOFER

PARTS LIST

1 8900-5760-0 8"WOOFER F-SUB

1 7011-6220-0 H05VV-F 0.75MM/3C 2M BLK *EU1 7011-5030-0 TC1490GP 3CORE CORD 1/P *UK1 7011-6210-0 SJT #18 /3C 2M BLK POWER *US

8" SPEAKER ASSEMBLY


POWER CORD CABLE ASSEMBLY


PRE AMP & POWER AMP ASSEMBLYCONTINUED

QTY PART NO DESCRIPTION LOCATION1 5400-3351-0 HEAT SINK FC380C Q16,17,18,191 5400-3361-0 HEAT SINK PLATE FC380C HEAT SINK7 6360-0011-0 PLASTIC CABLE TIE 97MM T1/IEC1/SPK2 7010-2217-0 250 T'NAL ASSY L=120MM RED IEC12 7010-2218-0 250 T'NAL ASSY L=100MM RED SW32 7010-2219-0 250 TNAL ASSY L=100MM BROWN SW31 7010-2223-0 RING T'NAL ASSY L=80MM G/Y EARTH1 7010-2236-0 250 TNA'L ASSY L=130MM BROWN IEC11 7010-2237-0 HOUSING ASSY JP2411-8P L=100 FOR SPK/IN

POWERED SUBWOOFER

14

BLOCK DIAGRAM

RC

A

L IN

CU

RR

EN

TA

MPL

IFIE

R

L/F

-

POW

ER

SU

PPL

Y

HIZ

AC

/DC

L/F

+L

OZ

IN

PRE

-AM

P

LO

ZIN

PUT

U1A

AM

P D

RIV

ER

AU

TO

ON

/OFF

Q14

,Q15

Q16

,Q17

,Q18

,Q19

OV

ER

CU

RR

EN

T/

OU

T

RC

A

R/F

IN

R/F

-HIZ

R/F

+L

OZ

IN

PRE

-AM

P

LO

ZIN

PUT

U1B

T1,

D11

+U

3A,U

4AV

R1A

20K

Bx2

-

AU

TO

ON

/OFF

BU

FFE

RU

2A

VR

220

KA

LE

VE

L

RC

A

L O

UT

HIZ

L/F

-

L/F

+L

OZ

OU

TL

OZ

OU

TPU

T

RC

A

R/F

OU

TH

IZ

R/F

-

R/F

+L

OZ

OU

TL

OZ

OU

TPU

T

U8B

SW1A

SW-2

P2T

AG

C

U9,

U10

,U11

U13

AD

JUST

AB

LE

FIL

TE

R

U3B

,U4B

VR

1B20

KB

x2

AU

TO

ON

/OFF

BU

FFE

RU

2B

LE

D1

2LE

D

PRO

TE

CT

PLY

1

MU

TIN

G

AUTO

MANLIAL

GR

EE

N/O

NR

ED

/OFF

SEL

EC

T

SW-2

P1T

+Vcc

-Vcc

0V

RE

GU

LA

TO

R

U12

,U13

(115

V/2

30V

)+1

5V

-15V

INPU

T

CR

OSS

OV

ER

FRE

QU

EN

CY

(50H

z-13

0Hz)

(50H

z-13

0Hz)

IEC

1IE

C S

OC

KE

T

LN

E

AC

115

V/2

30V

SW3

!!

OFF

SE

T P

RO

TE

CT

HIG

HT

PA

SS F

ILT

ER

U6

NO

TC

H D

EPT

H

U7

PHA

SE A

DJU

ST

U8A

VR

320

KB

x1(0

-180

)

R4

9K1

R14

6K8

R1

30K

R15

10K

R22

27K

R16

10K

R21

10K

R23

10K

R17

27K

R6

10K

R19

10K

R7

100K

R9

100

1WR

810

0 1W

R18

10K

R5

12K

C4

330n

C5

330n

C7

104

R20

12K

R10

10K

R24 30K

R27

9K1

R43

12K

R37

6K8

R38

10K

R31

100

1WR

3210

0 1W

R42

10K

R39

10K

R41

10K

R40

27K

R44

10K

R46

10K

C8

333

C12

330n

C13

330n

C15

104

C16 333

R30

100K

R28

12K

R29

10K

R45

27K

R13

2K2

R36

2K2

R33

10K

R11

1K

R35

2K2

R34 1K

R12

2K2

R61

10K

R62

10K

R60

10K

+15v

-15v

L C

HA

NN

EL

R C

HA

NN

EL

C3

270p

C11

270p

-15V

+15V

C23

10u/

25V

HIG

H

LE

VE

LIN H

IGH

LE

VE

LIN HIG

HL

EV

EL

OU

T

HIG

HL

EV

EL

OU

T

R48

15K

R49

2K2

R50

30K

R51

27K

R52

15K

R53 2K

2

R54 30K

R55

27K

R56

1K6

R58

4K7

R59

4K7

R57

390

C17

104

C18

104

C19

104

C20

104

C22

104

NO

TC

H D

EPT

H

-15V

+15V

C21

100u

/16V

VR

1A20

KB

x2

VR

1B20

KB

x2

VR

220

KA

x1

VR

310

KB

x1

C1

2u2/

50V

C2

2u2/

50V C9

2u2/

50V

C10

2u2/

50V

-15V

+15V

LO

W P

ASS

FIL

TE

R

HIG

HT

PA

SS F

ILT

ER

R74

470

R73

1K

R72

4K7

R71

1KQ

490

12H

Q5

9013

H

Z1

5V1

D1

1N41

48

MANLIAL

AUTO

AU

TO

ON

/OFF

C29

100p

R63

470

R76

10K

R78

220K

C28

2u2/

50V

Z3

3V3

C30

10u/

25V

R77

56K

D2

1N41

48

C24

470u

/10V

C26

47u/

16V

C25

100u

/16V

R65

2M2

R66 2K

2

R64

1.2M

R67

68K

R79

10K

R68

2K2

R69

4K7

Q1

9013

H

Q2

9013

H

Q6

9013

H

Q3

9012

H

C27

100n

SW1

SW2P

2T

Z2

5V1

C6

300u

F/50

V N

P

C14

300u

F/50

V N

P

Q7

9012

H

R70

10K

LO

W P

ASS

FIL

TE

R

LE

D1

DU

AL

/LE

D

321

48

U1A

BA

4560

567

U1B

BA

4560

3 21

4 8

U2A

BA

4560

5 67

U2B

BA

4560

321

48

U3A

BA

4560

567

U3B

BA

4560

321

48

U4A

BA

4560

567

U4B

BA

4560

321

48

U5A

BA

4560

567

U5B

BA

4560

321

48

U6A

BA

4560

567

U6B

BA

4560

321

48

U7A

BA

4560

567

U7B

BA

4560

321

48

U8A

BA

4560

567

U8B

BA

4560

-15V

+15V

+15V

-15V

-15V

+15V

+15V

-15V

+15V

1C

N3A

L/IN

+

2C

N3B

L/IN

-3

CN

3CL

/OU

T-

4C

N3D

L/O

UT

+

5C

N3E

R/I

N+

6C

N3F

R/I

N-

7C

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R/O

UT

-

8C

N3H

R/O

UT

+

RC

A1A

LO

W L

EV

EL

IN

RC

A1B

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W L

EV

EL

IN

RC

A1C

H.P

.OU

T

RC

A1D

H.P

.OU

T

31 2

CN

1

AF/

OU

T

31 2

CN

2

15V

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-15V

+15V

AU

TO

AU

TO

AU

TO

C64

683

C65

683

1

2

CN

42P

IN

1 2

CN

5

2PIN

1

2

CN

62P

IN

12C

N4'

2PIN

R3

10K

R26

10K

15

POWERED SUBWOOFER

SCHEMATICS DIAGRAMSPre Amp Schematic

C53

100n

C54

200n

C57 104

C58 104

IEC

1

IEC

SO

CK

ET

SW2A

SW2B

C69

10n/

275V

ac

LN

E

F1T

3.15

AL

/250

V

230V

115V

SIG

NA

L G

ND

R14

327

0/5W

R14

427

0/5W

R14

12K

2/2W

R14

22K

2/2W

AC

115

V/2

30V

C59

1200

0u/6

3V

C60

1200

0u/6

3V

C55

220u

/16V

C56

220u

/16V

T1

TT

-000

18

SW 2

P2T

6 7 8

5 4 3 12

R83

100

R81

100

R84

20K

R85

10K

R88

10K

R96

100K

R93 20K

C32

470P

-15V

C34

1u/5

0V

Q9

3906

D4

1N41

48

R98 2K

R82

15K

+15V

-15V

R89

10K

AG

C

R80

120K

R10

1

10K

R10

0

10K

R10

310

K

R10

4

15K

R10

5

15K

R10

82K

7

R10

912

K

R10

639

0

R10

2

330K

R11

010

0

R11

110

0

R11

7

100

R11

610

0

R11

210

/1W

R11

310

/1W

R11

410

0

R11

8r1

/5W

R12

810

/1W

R11

510

0

R11

9r1

/5W

Q12 A06

Q13

A06

Q14

BD

139

Q17

2SC

5200

Q11

A56

Q15

BD

140

Q16

2SA

1943

C39

100 p

C36

330n

C37 102

C47 224

R10

739

0D6

1N41

48C

4268

0 p

D7

1N41

48

C43

680p

R12

7

10/1

WL1

12T

C38

47p

C45

100u

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C41

2u2/

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C44

100u

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C40

100p

1 2

3

4

5

6

7

8

9

U13

TA

7317

P

R12

9

56K

R13

056

KC

5010

u/25

V

R13

956

K

R13

833

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R13

4

18K

C51

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50V

R13

518

K

R13

356

KC

4947

u/35

V

R13

2

100K

R13

110

0K

C48

1u/5

0V

+15V

-15V

SPK

D9

1N40

01

R14

01K

5 1/

2W

Q20

A56

R13

633

K

D8

1N41

48

321

84

U10

A

TL

062

567

U10

B

TL

062

3 21

4 8

U12

A

TL

072

3 21

8 4

U11

A

TL

062

D11

8R4

Vin

GND

+15V

U14

7815

Vin

GND

-15V

U15

7915

SW3A

SW-2

P1T

31 2

CN

2

15V

/OU

T

31 2

CN

1

AF/

IN

+15V

-15V

+15V

-15V

GN

D

+Vcc

-Vcc

-Vcc

+Vcc

RL

Y1

RE

LA

Y

V

V

D10

1N40

01C

5247

u/63

V

R12

65K

6

R12

4

5K6

R86

470K

AF/

IN

R13

7

10K

AF/

IN

!!

!

AC

1

AC

0

AC

2

AC

2

AC

1

AC

0

R12

55K

6

R12

010

0

R12

2r1

/5W

R12

110

0

R12

3r1

/5W

Q19

2SC

5200

Q18

2SA

1943

R97

24K

12 3

78

64

5

U9

CA

3080

NT

P1

20K

B

+15V

-15V

-15V

+15V

C33

470P

567

U11

B

TL

062

567

U12

B

TL

072

D5

1N41

48

D3

1N41

48

R94

91K

R91

510K

R92

10K

R90

150K

R95

12K

C35

104

+Vcc

-Vcc

R99

10K

+15V

R87 47K

C31

150n

D12

1N41

48

D13

1N41

48

-15V

+15V

FUSE

C70

10n/

275V

ac

SW3B

SW-2

P1T

C61

4700

p/10

0V

C62

4700

p/10

0V

R14

5

1K

C66

2u2/

50V

1

2

CN

5'2P

IN

1

2

CN

6'2P

IN

R14

61K

R14

7

2KT

H1

10K

C63

100n

/275

Vac

C64

100p

C65

100p

POWERED SUBWOOFER

16

SCHEMATICS DIAGRAMSPower Amp Schematic

17

POWERED SUBWOOFER

PCB LAYOUT

Pre Amplifier PCB Component Side

Power Amplifier PCB Component Side

Voltage Selector PCB Component Side

POWERED SUBWOOFER

18

EXPLODED VIEW DIAGRAMS

B(GRAY)

C(BLUE)

A(RED)

L(Y)

N(Y)M(BLK)

E(BLUE)

D(GRAY)

FB I

KA

JE

GD C

M

L

N

GND

H(RED)I(RED)

GND

F(GRAY)

G(RED)

K(GRAY)

J(GRAY)

H

CN2

CN1

CN3

CN4

CN2

86

4 57

3

CN1

CN4

CN3

12

3

1

7

8

6

5

4

2

10

78

9

989

10

98

9

78

108

12

10

18

188

3

4

8

7

98

6

5

11

9

8

24

26

24

13

10

27

20

2022

2

22

7

15

25

14

15

18

20

2122

17

1818

1517

17

17

15

16

1

19

19

17

82318

10

108

REF DESCRIPTION PARTS NO. QTY1 REAR PANEL 1403-6420-0 12 TRANSFORMER BRACKET 1402-3070-0 13 BRASS TUBE 6*M3*12 4135-0271-0 44 VOLTAGE PCB 1723-780A-0000 15 PRE AMP PCB 1725-296A-0000 16 POWER AMP PCB 1725-296A-0000 17 T3*8MM SELF TAPPING 2954-3008-3000 58 SPRING WASHER M3*0.9*5.5MM 2607-3009-0550 159 METAL WASHER M3*0.5*8MM 2600-3005-0800 810 M3*14MM B-TITE (BLK.Zn) 2954-3014-3000 811 HEATSINK 5400-3351-0 112 HEATSINK PLATE 5400-3361-0 113 INSULATION PCB-3 1725-327A-0000 114 INT TEETH WASHER M3*0.5*6.4MM 2606-3005-0643 115 B-TITE 3*10MM (BLK.Zn) 2954-3010-3000 416 VOL/FREQ KNOB 2436-6501-1 317 SCREW M4*10 (BLK) 2904-4010-3000 518 SCREW M3*6 BINDING (BLK) 2904-3006-3000 819 SCREW M3*10 (BLK) 2904-3010-3000 220 NUT HEX M4 2640-4030-0704 521 INT TOOTH WASHER M4*0.8*8.5MM 2606-4008-0853 122 SPRING WASHER M4*1*7MM NI 2607-4010-0704 523 M3 NUT 2640-3022-0540 224 METAL WASHER M5*0.8*10MM 2600-5008-1000 825 SCREW BH M2.6*8MM BZ CROSS 2904-2608-3000 226 MTG BRACKET 4133-2090-0 127 TRANSFORMER 1806-2415-0 1

19

POWERED SUBWOOFER

EXPLODED VIEW DIAGRAMSPSW2000 Packing Exploded View

8

710

6

3

4

5

11

2

1

9

REF DESCRIPTION PARTS NO. QTY

1 P.FOAM FOR PSW1000/S8 1490-7343-0 4

2 CABINET FOR EGG GRAY 1403-4400-0 1

3 P.BAG 400*450*600 1497-4642-0 1

4 M.BOX FOR PSW2000 145A-6510-0 1

5 UPC LABEL FOR PSW2000 (EU) 3000-6621-0 1

UPC LABEL FOR PSW2000 (UK) 3000-6623-0 1

UPC LABEL FOR PSW2000 (US) 3000-6622-0 1

6 P.BAG 10'*12' W/ES GREEN 1497-4102-0 1

7 MANUAL FOR PSW2000 4301-5166-0 1

8 W.CARD KAL926EFG REG 4301-6016-0 1

9 VOLTAGE LABEL FOR PSW2000 3000-6628-0 1

10 P.BAG 10'*14' W/ES GREEN 1497-4122-0 1

11 BARCODE S/N LABEL 3000-6333-0 1

Aug, 2002P/N: PSW2000-SM00A

KEF AUDIO (UK) Limited,Eccleston Road, Tovil, Maidstone, Kent, ME15 6QP UK

Telephone: +44 (0) 1622 672261 Fax: +44 (0)1622 750653

KEF America.10, Timber Lane, Marlboro, New Jersey. 07746. USA.

Telephone: +00 (1) 732 683 2356 Fax: +00 (1) 732 683 2358

www.kef.com

SERVICE MANUAL - Audio Design Guide psw2000 service manual.pdf3 POWERED SUBWOOFER SPECIFICATIONS Subwoofer Speciﬁcations Typical LIMIT UNIT 1) CONTINUOUS POWER 120 115 W (@ 90Hz,

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