LS-N302/N352RXD-302/A31 MULTI CONTROL - …diagramasde.com/diagramas/audio/Kenwood RXD-302, A31, LS-N302, … · multi control menu select display enter demo ... fm indoor antenna
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KENWOOD-Crop. certifies this equipment conforms to DHHSRegulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J.DANGER : Laser radiation when open and interlock defeated.AVOID DIRECT EXPOSURE TO BEAM
Illust. is RXD-A31.In compliance with Federal Regulations, following are reproduc-tions of labels on, or inside the product relating to laser productsafety.
This manual is available for repair in USA and CANADA markets.
**Refer to page 2 if you want to know system configuration.
Refer to service manual RXD-251/301/301E/301W/351/351E/351W/371S (B51-5454-00), if you require CD MECHA-NISM OPERATION DESCRIPTION in detail.
PC BOARD ................................................................10SCHEMATIC DIAGRAM ............................................13EXPLODED VIEW .....................................................24PARTS LIST...............................................................27SPECIFICATIONS .....................................................33
Accessories
Contents
Operation to resetThe microcomputer may fall into malfunction (impossibility to oper-ate, erroneous display, etc.) when the power cord is unpluggedwhile power is ON or due to an external factor. In this case, executethe following procedure to reset the microcomputer and return it tonormal condition.
Press the "POWER" key while holding the Stop (7) key ofthe CD section pressed, to switch off the power, and thenswitch the power on again after a few seconds.
÷ Please note that resetting the microcomputer clears the contentsstored in and returns and to condition when it left the factory.
System configuration CautionsSYSTEM MAIN UNIT DESTINATION SPEAKERXD-302 RXD-302 K LS-N302XD-A31 RXD-A31 KP LS-N352
Parts number for LS-N302/N352, refer to parts list onpage 32.
RXD-302/A31
3
EXTERNAL VIEW
SUPER WOOFER
PRE OUT
AC power cord (E30-2932-08)
Cabinet *(A01-)
Phono jack(E63-1073-08)
Phono jack(E63-1074-08)
Lock terminal board(E70-0108-08)
Antenna terminal (E70-0070-08)
* Refer to parts list on page 27.
RX
D-302/A
31
4
BLO
CK
DIA
GR
AM
24 23
13
+
+
100K
17 18 28 19 20 21 2
15 16 26 25 23 24
12
11
13
14
10
9
8
7
22
4
3
5
29
1
30
6
100K
100K
100K
100K
100K
100K
100K
G
G
2
1 2 5 9 11
20 19 16 14
+
27
CD
TUNER
TAPE
A/B
PLAYAMP.
ALCPLAY
R/P OSCBIAS
(Q213,L201)
Q205Q203 Q204
Q206Q201Q202
TAPE OUT
Q403,404REC BUFFER
TAPE OUT REC. OUTREC IN
DECK A/B SW.
B+
PRE. SET EQ
PRE-AMPIC402
RL501
Q408,409
MUTESYSTEM
POWERIC501
+Vcc
-VccQ501-503DETECTOR
u-COMSPEAKER
PROTECTOR
+12V
506Q505,
MUTE
JACKSPEAKER
HEADPHONES
+5.5VQ706
Q707
Q705
+Vcc(SWITCHED)
toX'FORMER
-35VQ708
+12V
-Vcc
CN702D709
D710
Q702
FLD DISPLAY
IC601u-COM
KEYMATRIX
CN05-to CD PCB
to MAIN PCB
RFAMP FILTER
RCTUNEAMPMIX IFT CF1
BUFFOSCTUNE
AMPIF CF2
TUNE
AM RF
AMPRF
Q106
FM SECTION
Q101
PLL
u-COMIC201
L.P.F
AM SECTION
V.T.
AM ANT
GND
FM ANT OUT
MIX
BUFF
AMP
TUNE
AMP
AM RF
TUNE
OSC
ANT RF
PLL
L.P.F
AMPRF
IC201
u-COM
AMP
Q106
IFT CF1 IFFILTER
AM SECTION
FM SECTION
CF2OUTRC
IC102
IC102
TUNE
FM RF
FM
OSC
Q102
IC01 CXA1992BRRF SIGNAL PROCESSING/SERVO AMP
PROCESSOR W/DACDIGITAL SIGNAL
CD POWER DRIVERIC03 BA5936S
IC02 CXD2589Q
XTL0133.86MHz
M MOTORDISC
MOTORFEEDM
TR
AC
KIN
G
FO
CU
S
TRAY MOTORT/T MOTOR
SW.LIMIT IN
OUTPUTAUDIO
CONTROL SW.S01-04
Rch
Lch
u-COM
AUX
BASSMIDDLETREBLEVOLUME SPKR ATTLEFT
PRE. SET EQ
VOLUME MIDDLETREBLE BASS
SUPPLY
SPKR ATTLEFT
I CBUS DECODER+ LATCHES
INPUT MULTIPLEXER+GAIN
VREF
0/30 dB2dB STEP
Lch
Rch
R/P SWITCHING
Lch
Rch
REC.AMP.
-Vcc 12V
+Vcc 12V
JK601
AMP.
PRE. AMP.
IC602SUB WOOFER
B +12V
FRONT PCBto
MOTOR SOL.7.2MHZ
7.2MHZ
V.T
IFTAM
IC201
FM FRONT-END
FM RF IC101
TUNER PCB UNIT
CD MECHA. UNIT
TUNER PCB UNIT MAIN PCB/FRONT PCB
IC401
RXD-A31
RXD-302/A31
5
CIRCUIT DESCRIPTION
CD MECHA(9140-C1)
DECK MECHA
IC01 IC601 IC201
RF AMP/SERVO(CXA1992BR)
DECK PLAY/REC EQ IC(TA8189N)
IC02 IC102
MAIN U-COMDSP
(CXD2589Q)FM/AM/MPX IC(LC1833L)LC867240A-5L36
IC03 IC103
BTL DRIVER(BA5936S)
PLL IC(LC72131D)
IC801 IC401
FL CONTROLLER(M66004SPA)
AUDIO CONTROL IC(TDA7439)
00.290.610.991.381.822.32.772.77<
1. Main microprocessor LC867240A-5L36(IC601)
1-1 Microprocessor periphery block diagram
1-2 VOLTAGE KEY/BAND MATRIX
RX
D-302/A
31
6
CIR
CU
IT DESC
RIPTIO
NPin No. Name I/O Description Active
1 PLL-CE O CE OUTPUT (LC72131) H: DATA L: ADDRESS
2 XRST I RESET (CXD2589Q) L: ON
3 PLL-DO O DATA OUTPUT (LC72131)
4 PLL-DI I PLL DATA INPUT (LC72131)
5 PLL-CLK O CLK OUTPUT (LC72131)
6 SO O DATA OUTPUT (CXD2589Q)
7 SQSO I SUB CODE INPUT(CXD2589Q)
8 SQCK O SUB CODE CLOCK OUTPUT (CXD2589Q)
9 XLAT O LATCH OUTPUT (CXD2589Q)
10 – –
–
–
–
–
NOT USED
11 SENS1 I SENS1(CXD2589Q)
12 RESET I uCOM RESET H: NORMAL L: RESET
13 POWER DOWN I POWER DOWN INPUT L: POWER DOWN
14 SENS2 I SENS2(CXD2589Q)
15 VSS GND
16,17 X1,2 Xtal 6.0MHz
18 VDD1 +5V
19-21 KEY1-3 I KEY 1-3 INPUT
22 VSS GND
23 L-METER L I LEVEL METER L,R
24 – I NOT USED
25 MODE-SW I DECK MODE SWITCH
26 BAND I BAND SWITCH
27 SCOR I SUB-CODE SYNCH DETECT (CXD2589Q)
28 PROTEC I PROTECTION IN H: PROTECT
29 REMOTE I REMOTE SIGNAL INPUT L: ON
30,31 ENC A,B I VOLUME ENCODER INPUT A,B
32 PIC-UP I PICK UP UP SWITCH
33 PIC-DOWN I PICK UP DOWN SWITCH
34 DISC-COUNT I DISC COUNTER SWITCH
35 T.T-SW I TURNTABLE SWITCH
36 TRAY-OPEN I TRAY OPEN SWITCH
37 TRAY-CLOSE I TRAY CLOSE SWITCH
38 MOTOR+ O T.T./U.D MOTOR +
39 MOTOR- O T.T./U.D MOTOR -
40 TRAY-M + O TRAY MOTOR +
41 TRAY-M - O TRAY MOTOR -
42 T,T-MSP O TURNTABLE MOTOR SPEED
43 CD-VDD O CD VDD CONTOROL(BA5936S MUTE) H: CD
44-51 –
–
–
O NOT USED
52 LED-STBY O LED STANDBY ON/OFF L: ON
53 LED-TIMER O LED TIMER ON/OFF L: ON
54,55 DECK A,B I DECK MECHA MODE SWITCH A,B H: STOP L: PLAY
1-3 Pin descriptionPin No. Name I/O Description Active
61 REC-REV-SW I REC REV SWITCH L: HOOK EXSIT
62 A-PH I A DECK REEL SENSOR
63 B-PH I B DECK REEL SENSOR
64 DECK VCC O DECK MECHA VCC H: PLAY L: STOP
65 A SOL O A DECK SOLENOID CONTROL H: ON L: OFF
66 B SOL. O B DECK SOLENOID CONTROL H: ON L: OFF
67 DUBBING O DUBBING CONTROL H: DUBBING L: NORMAL
68 REC O REC CONTROL H: REC L: OTHER
69 REC-MUTE O REC MUTE H: OTHER L: REC
70 BIAS O BIAS ON/OFF CHANGEOVER CONTROL H: REC L: OTHER
71 A/B O A/B DECK MECHA CHANGEOVER H: A DECK L: B DECK
72 BEET CANCEL O REC BEET CANCEL H: ON L: OFF
73 TAPE-MUTE O DECK PLAY OUTPUT MUTE H: ON L: OFF
74-78 – –
– –
–
–
––
–
NOT USED
79 SP-RLY O SPEAKER RELAY ON/OFF H: ON L: OFF
80 NOT USED
81 MODE-SW4 I MODE SWITCH 4 SHORT WAVE H: EXSIT L: NONE
82 VSS GND
83,84 ENC A,B I JOG ENCODER(MULTI CONTROL) A,B L: ON
85 FOK I FOCUS OK OUTPUT (CXD2589Q) H: ON
86 STEREO I FM STEREO IN H: MONO L: STEREO
87 SDA I/O AUDIO CONTROL IC (TDA7439) DATA
88 SCL O AUDIO CONTROL IC (TDA7439)CLOCK
89 VSS2 GND
90 VDD2 +5V
91 – NOT USED
92 MUTE O SYSTEM MUTE H: OFF L: ON
93 TUNER-MUTE O TUNER MUTE H: ON L: OFF
94 AUDIO-MUTE O LINE (AUDIO) MUTE H: ON L: OFF
95 EX. BASS O EX BASS CONTROL H: ON L: OFF
96 – NOT USED
97 FL-CS O FL CONTROLLER (M66004DP) CS L: ON
98 FL-RESET I FL CONTROLLER (M66004DP) RESET L: ON
99 CLOCK O CLOCK OUTPUT (CXD2589Q)
100 2589Q MUT I MUTING SIGNAL INPUT (CXD2589Q) H: ON
9
ADJUSTMENT
FIG.
(a)
No. ITEM INPUTSETTINGS
OUTPUTSETTINGS
ALIGNMENTPOINTS
ALIGNFOR
PLAYERSETTINGS
1 LASER POWER −Apply the sensor sectionof optical power meter
on the pickup lens.−
On the power from0.08 to 0.15 mW,
when the diffractiongrating is correctlyaligned with the RFlevel of 0.6 Vp-p or
more.
Press thePLAY/PAUSE key.
Pickup
Note:Type 4 disc : SONY YEDS-18 Test Disc or equivalent.(KTD-0)
0.08~0.15 mW
Optical power meter
(a) Laser power
CD SECTION
RXD-302/A31W&g
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8
RXD-302/A31ADJUSTMENT
N O . ITEM INPUT
SETTINGSOUTPUT
SETTINGSCASSETTE TAPE DECK SETTINGS
ALIGNMENTPOINT ALIGN FOR F I G .
Unless otherwise specified : each ; switch should be set as follows : 0dBs = 0.775VBEAT SW : OFFI. Cassette mechanism section (REC/PB head adjustment)
[1] Demagnetization and cleaning
– –Power OFF,
demagnetization, cleaning play
REC/PB head, erase head.
capstan, pinch roller
Demagnetize the REC/PB head by head eraser. Clean the REC/PB head, erasehead capstan and pinch roller with a cotton swab immersed in alcohol.
[2]REC/PB head azimuth
MTT-114, TCC-153
SCC-1727 10 kHz, -10dB
(A) PLAYAzimuth
adjustment screw
In a setting wher the outputis maximized, adjust theazimuth adjustment screw so that the Lissajous figure appearing on the oscilloscope screen comes near to a line slanted45° Note : The head should be installed in such a manner that it approaches the tape face.
II. PC board adjustment
< 1 > Tape speed
MTT-111TCC-100
SCC-1727 3 kHz, -4 dB
(A) PLAY SFR201Adjust so that Frequency is 3 kHz at the center of the tape.
< 2 > Playback levelTCC-120
315 Hz 0dB (A) PLAYApprox. -5dBm
reference level
< 3 >
Recording level
Put standard test tape(TCC-120)
into B deck.
Put standard blank tape into A deck.
(A)
Dubbing and playback. Approx. -5dBm
reference level
Oscilloscope
Frequency counter
AC voltmeter
PIN8PIN13
Lch: PIN13(LA08)Rch: PIN8(LA06)
– IC401
(A)
MAIN UNIT
INSTRUMENTS CONNECTION
CASSETTE DECK SECTION
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7
RXD-302/A31
N O . ITEMINPUT
SETTINGOUTPUTSETTING
TUNERSETTING
ALIGNMENTPOINTS ALIGN FOR F I G .
1 LOW END TRACKING
(A)600 kHz or 603 kHz1 kHz, 30% MOD
30 dBu (ANT INPUT)
(B)600 kHz
or603 kHz
T103 Maximum output
2 HIGH END TRACKING
(A)1400 kHz or 1404 kHz
1 kHz, 30% MOD30 dBu (ANT INPUT)
(B)1400 kHz
or1404 kHz
TC101 Maximum output
AM SECTION
ADJUSTMENT
FM 75 Ω AM
ANTENNA
GND
(A)
(C)
(D) AM-SG
FM-MPX-SG
FM-MPX-SG
POLAR SGDummy antenna
OscilloscopeAC voltmeter
(B)
Distortion meter
TO TUNER UNITCN101, pin 9 (Lch)
pin 7 (Rch)pin 8 (GND)
INSTRUMENTS CONNECTION
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?@@@@@@@@@@@e
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A B DC E
2
1
3
5
7
4
6
Refer to the schematic diagram for the value of resistors and capacitors.
PC BOARD(Component side view)
10
E
BE
E
B
B
B
B
B
E
E
E
GD
S
GD
S
S
GD
8
1
3
B
16
B
B
E
E
E
1
15
24
1
1
61 7
B E1
215 16
TUNER UNIT
CD UNIT
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4
1 15
E E
AUX
E
1
1
8
8
3
31
1
5
1
23
24
B E
B
B
E
E
2
1
1
15
10 1 10
1516
2
15
21
1
B
E
1
10
EBEB
E
E
B
BE B
E B
E
E
E
EE
B
B
B
EB
EB
BB
1
1
8
6
B B
B
1
E
E
E
E
EE
E
E
E
E
E
E
E
E
B
B
B
B
BB
B
B
BB
BEB
BB
EB
EE
E
B
EBB B
E
E
E
BE
B
B
E
BEB
EB
B
B
PHONES
F H J L NG I K M O
2
1
3
5
7
4
6
Refer to the schematic diagram for the value of resistors and capacitors.
PC BOARD(Component side view)
11 12
MAIN UNIT
FRONT UNIT
A B D F H JC E G I
2
1
3
5
7
4
6
1 2 3 4 5 6 7 8 9 10 11 12
FM
IF
AM
MIX
RE
G
AM
IF
GN
D
TU
LED
ST
IND
FM
DE
T
VC
C
IFB
UF
AM
/FM
ST
/MO
24 23 22 21 20 19 18 17 16 15 14 13
OS
C/F
MS
D
OS
C
AF
C
AM
RF
SM
ET
AM
OU
T
FM
OU
T
PLL
IN
MP
XIN
PIL
OT
RO
UT
LOU
T
22 21 20 19 18 17 16 15 14 13 12
XO
UT
VS
S
AO
UT
AIN PD
VD
D
FM
IN
AM
IN
NC
SW
B+
IFIN
1 2 3 4 5 6 7 8 9 10 11
XIN
NC
CE
DI
CLK
DO
DE
MF
FM
B+
FM
/AM
FM
ST
SD
/IN
1
0.01 G
0.02
2C
105
0.02
2C
107
10.7MS
6.8K
R10
41.
5KR
105
CF102
330
R10
6
0.02
2
R107100
270
R11
1
10.7MG46-A
3.3K
R11
21u
50C
116 +
0.47
u50
C11
7 +
20P
C11
8
0.04
7C
109
10u5
0C
110 +
C11
10.
022
C11
4
47P
2
4
5
6
3
1
T1021 2 3
4 6C119
+
1u50
8.2KR110
R123
3.3K
3.3u
50C
140 +
0.022C159
100u
16C
113 +
0.02
2C
112
R10
9
10KR108
R13
63.
3K
C13
9 10
0P +
C13
8 22
u16
6.8KR151
47K C13
2 47
00P
R12
010
0K0.
1C
133
820P
C13
6
10
9
8
7
6
5
4
3
2
1
MUTE
Lch
GND
Rch
ST IND
+12V
CE
DI
CLK
DO
3
1
4
6
TC
101
10P
4.7u
50 +
4.7u
50C
125 +
0.03
3
0.03
3
C12
45.
6KR
116
3.9K
R11
7
C12
915
00P
R1183.9K
0.047C137
0.1
T103
3 4
61T104
470PC162
47K
R13
9
0.1
C16
1
C16
320
P
TC
102
10P
1KR13
8
220P
220P
220P
3 4 5
1K1K 1KC15
6
R13
2
C15
4
R13
4
C15
5
R13
3
10KR113
1000PC153
1KR119
1000
PC
121
3
4
5
10P
C16
0
0.022C152
3.3KR124
100
R12
5
L106
47uH C
141
0.02
20.
01C
151
47u1
6C
150 +
10K
R12
9
R1261K
C14
410
0u16 +
0.02
2C
143
10KR127
C145
27P
0.22C149
5.6KR128
0.01C148
220R130
20KSFR101
CF103
1KR103
1/2W+B +B
2 1
TP1
+B
7.2M
Hz
27PC146
X10
1
+B +B
+B
LWB
+
1/4W
5.6K
R11
5
1500PC128
18KR121
10u25C134
+2
1
IF
GND
TP2
100R114
1000
PC
120 1/4W
CF104
CA
NC
EL
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
22uHL107
J104
R13
1
10K
1/2W
C14
2 10
0u16
+
5.6K
R14
9
C10
610
0u16 +
L103
22uH
L10222uH
R1371K
4
8
5
3
7
6
2
J101
1000
PC
102
C10
30.
1
10K
R13
5
+B
+B
+B
L101
22uH
R10122
CF101
C135
+B
C15868
R102
C10
8
22
R122
C12
2
C12
3
J113
J103
J138
+B
(BOTTOM VIEW)
FE101
D10
1
D10
2
JK101
AN
Y J
AC
K 4
P
Q101
AM IFT
AM/FM/MPXSYSTEM ICQ102
CN101
AM ANT COIL
MW OSC COIL
D10
4
D10
3
IF AMP
D105 : SVC3485-TLD103 : MTZJ5.6B
D101,102,104,
Q105 : 2SK544F-TQ102 : 2SJ460TQ101 : 2SC1675(L)
IC103 : LC72131DIC102 : LA1833L
D105
D10
8
D10
7
Q105
107,108 : 1SS133
-CN101MAIN
3/4
SIGNAL LINEB LINE
PLL
1.0V
0.3V
MW999KHz:4.4VFM98MHz:3.4V
0V
5.0V
(5.1V)
2.4V
MW999KHz:4.3VFM98M:3.3V
0.9V
0.9V
4.7V
(0V)2.5V
(2.7V)0V
2.4V
0V
2.3V
0V 0V 0VMW/SW:0VFM:2.8V
MW/SW:6.0VFM:0V
MONO:0VST:3.2V
10.9V
OFF:0VON:4.6VMUTE
ST:3.2V2.8V(0V)
1.8V1.8V
2.9V(0.9V)2.1V
0V(2.1V)
2.1V(2.3V)
2.1V2.1V2.7V(3.5V)
4.3V(5.0V)
2.6V(3.6V)
ST IND.ON:0V
0V0V
2.1V2.1V
4.3V(5.1V)
4.3V(5.1V)
2.1V
5.0V 5.1V
IC102
IC103
RXD-A31(1/4)
TUNER UNIT
A
RXD-302/A31Y39-3250-11
CAUTION: For continued safety, replace safety critical components only with manufactur-er's recommended parts (refer to parts list). indicates safety critical components. Forcontinued protection against risk of fire, replace only with same type and rating fuse(s). Toreduce the risk of electric shock, leakage-current or resistance measurements shall be car-ried out (exposed parts are acceptably insulated from the supply circuit) before the appli-ance is returned to the customer.
MODE CARRIERMODULATION
ANT INPUTFREQUENCY DEVIATION
FM 98MHz 1kHz STEREO 67.5kHz 7.5kHz(Pilot) 60dB
AM 1000(999)kHz 400Hz MONO 30% MOD 60dB
The DC voltage is an actual reading measured with a high impedance type volt-meter as the AM/FM signal generator is specified to the conditions as shown in thelist below. The measurement value may vary depending on the measuring instru-ments used or on the product. The value shown in ( ) is actual reading measuredin the AM mode.
K M O Q SL N P R T
2
1
3
5
7
4
6
FZC5214SL P
1F
EO
PD
239
40LRCKI
VDD61
PC
MD
41
20V
SS
51 VCSL M 15
50TDFCT
SL O 16
49TZC ISET 17
48ATSC VCC 18
47TEI LOCK 19
46LPFI CLK 20
45 TEO XLT 21
44 VEE DATA 22
43 EI XRST 23
42 E C.OUT 24
41F SENS1 25
40 FE BIAS SENS2 26
PD
138
2F
EI
PD
373
FO
FC
T
LD36
4F
GD
RF
TC
35
5F
LBR
F N
34
6F
E O
RF
O33
7F
E M
RF
I32
8S
RC
H
CP
319
TG
U
CB
3010
TG
2
CC
129
11F
SE
T
CC
228
12TA
M
FO
K27
13TA
O
LRCK39
62SYSN
ASYO38
63AVSS
ASYI37
64AVDD
BIAS36
65AOUT1
RF35 66
AIN1
AVDD34
67LOUT1
CLTV33
68AVSS
AVSS32 69
XVDDFILI
31 70XTAI
FILO30
71XTAOPCO
29
72XVSSVCTL
28
73AVSSV16M
27
74LOUT2VCKI
26
75AIN2VPCO
25
76AOUT2TES1
24
77AVDDTEST
23
78AVSSPWMI
22
79XRSTMDP
21
80VDD
VD
D19
PC
MD
I42
FO
K18
BC
K43
XLO
N17
BC
KI
44S
PO
B16
VS
S45
SP
OA
15
VD
D46
CLK
O14
XU
GF
47X
LTO
13
XP
CK
48D
AT
O12
GF
S49
CN
IN11
C2P
O50
SE
IN10
XT
SL
51
CLO
K9
C4M
52
XLA
T8
DO
UT
53
DA
TA7
EM
PH
54
SE
NS
6E
MP
HI
55
SQ
SO
5M
FC
K56
SQ
CK
4S
CO
R57
RM
UT
3S
BS
O58
LMU
T2
EX
CK
59
VS
S1
VS
S60
3.3u
50C
29
+
0.06
8C
20A
8.2K
R24 10P
C27
510K
R27
4.7u
25C
24
+
0.1
C230.1
C21 0.1
C22
2200
PC
20 0.01
8C
26
0.06
8C
28
47K
R30
0.03
3
C25
680K
R25
10K
R23
100K
R26
68KR29
150KR32
0.01
C12
4700
PC
11
100u
10C
17
+
100u
10C
18
+68
00P
C13
330K
R20
0.04
7C
14
150K
R19
0.1
C16
0.1
C19
R10 220K
0.022
C15
R11
150K
12K
R33
47PC30
100K
R35
R34
75K
20
21
22
24
25
C05
0.0
1
20K
R04
15PC07
10KR05
12K
R06
1MR07
22u2
5C
06
+
180K
R36
0.1
C31
C04
0.0
33
C03
0.0
1
C02
0.03
3
100u
10
C01
+10
R01
1000
PC
09
100u
10C
34
+
0.02
2C
35
IN3 R
GND16
OUT3-
OUT3+
IN3 F14
15
13
9
REG OUT
REG-B
REG-I
12
11
10
VCC
VCC
IN1
8
7
6
OUT1+
IN2
OUT2+
OUT2-4
5
3
OUT1-2
1
IN5
OUT4-17
19
OUT4+
OUT5-18
OUT5+20
24
IN422
21
VCC
BIAS IN23
GND
GND25
MUTE IN27
26
OUT6-
29
IN6 R
IN6 F
28
OUT6+30
GND32
31
24
23
22
21
20
19
18
17
16
15
GND
T.T+
TRAY+
TRAY-
SCOR
FOK
CD CONTROL
T.T-
XRST
LOCK
SENS2
PIC UP SW
PIC DOWN SW5
7
6
SQCK CLOK
NC
XLAT
SENS1
9
8
11
10
MUTE
DATA
SQSO
13
12
14
2 TRAY OPEN SW
TRAY CLOSE SW1
DISC COUNT
TURN TABLE SW
4
3
B+IN1
A.GND5
Rch OUT6
Lch OUT
D.GND
M.GND
3
4
2
1
2
3
4
5
6
+5V2
6
4
5
3
1VC
E
D
B
A
PD
VR
LD
GND
C
F
12
11
10
9
7
8
TR-15
FC-16
FC+13
TR+14
R17 68K
R16 68K
R15 68K
R14 68K
R18 100K
R13 100K
2
3
1
4
100u
10C
33
+
0.02
2C
32
220K
R63
220P
C60
1MR62
0.22
C61
100u
10C
79
+
0.02
2C
78
0.01
C62
10K
R64
10K
R61
0.47
C56
1K
R60
47KR58
3.3K
R59
470P
C59
C57
0.01
1000
PC
77
12KR83
100u
10C
72
+
0.02
2C
71
12KR81
680P
C83
150P
C81
12K
R85
47K
R76
1KR75
100u
10C
76
+
0.02
2C
75
0.02
2
C63
B
62
57
30P
C73
30P
C74
1MR74
510R73
16.9344MXTL01
0.1
C70
12KR82
12K
R84
680P
C84
150P
C82
12K
R86
4.7u50C86
+2.2KR88
+
C854.7u50
R872.2K
4.7K
R89
1000
PC
8710
00P
C88
4.7K
R90
R66
100
R67
100
R68
100
C68 1000P
C67 1000P
C66 1000P
C65 1000P
C64 1000P
8 7 6 5 4
22 24 252120
9
C63
1000
P
33K
R565
6
4
8
7
22K
R51
0.01C51
0.022C63A
33KR52
6.8K
R53
0.01
C52
10u5
0C
53
+
17
15
14
13
12
18
20
19
R41
22K
R43
22K
47K
R42
0.02
2C
42
2200
u10
C43 +
12K
R40
1
2
4
3
R45
22K
22K
R44
31
30
29
28
R46
10K
10K
R47
19
20
18
17
6
2
1
4
3
5
SLED
SPIND
0.02
2C
890.
022
C900.
022
C92
470u
10C
91
+
10K
R91
10K
R91
A
220u
10C
93
+
0.02
2C
95
220u
10C
94
+
390
R92
L03
22uH
L0222uH
R70E 1K
R70D 1K
R70C 1K
R70B 1K
R70A 1K
9
8
4
5
7
1
2
5
6
62
57
13
28
12
29
6
3
4
54321
1 2 3 4 5
14 15
43
1 2 3 4 5
21 543
76
2 1
4.7u50C46
+
0.022C47
47u10C48
+
6
31 30
5 21
2
3
1
2
3
1
OPEN
CLOSE
UP
DOWN
11
2 2
1
2
1
2STOP
C77
6
0.1
4.7u16C775
+
T/T MOTOR
DISC COUNTER
MOVE
TRAY MOTOR
L05
470u
H
0.02
2C
41
0.02
2C
98
0.1
C49
2110
F9
C
VC
43N
C
78
E5
D6
VC
CA
GN
DB
15
16
13
14
9
11
12
10
7
8
6
2
4
5
3
1
FOCUS
TRACK
C08
0.022
+8V
+8V
+8V
+8V
+8V
+8V
+8V
+5V
+5V
+5V
+5V
+5V
+5V
+8V
+8V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+B
R65
47K
0.0
22
C69
Q01
APCAMP
CN05
CN04
CN02
CN01
IC05
BTLDRIVER
S05
M
M
D03
Q02
Q03
Q04
CN06
CN06CN07
CN07
CN11
CN708S01 S02CN708
M
CD DECK (UP/DOWN)
CN10 CN10S03
CN09 CN09
S04
M
CN01
PD
LD
A B
LIMIT SW
+5.0VAVR
C
IC01 : CXA1992BRCXD2589QIC02 :
NJM4558LBA5936S
IC05IC03
::
2SC945P2SC2001L2SA952L
Q03,04 :Q02Q01
::
MTZJ5.6BD03 :
PROCESSING/SERVO AMP
RF SIGNAL
PROCESSOR W/DACDIGITAL SIGNAL
-CN05UCON
3/4
-CN402
3/4
GND LINESIGNAL LINE
B LINE
CN02
ED
MAIN
2.4V2.5V
2.4V
2.8V
2.4V
0.8V2.4V
2.3V
0.2V
3.1V
1.7V2.4V
2.5V
1.7V
1.2V
1.3V
2.6V
4.9V
4.7V
4.8V
4.9V
4.8V
4.7V
4.7V
2.4V
3.7V
4.4V1.9V
4.8V
4.1V3.7V
2.4V
8.0V
0V
4.1V
0V
3.3V
2.4V
3.3V
4.0V
3.8V
3.7V
4.9V
2.4V2.3V
2.6V
2.6V
4.9V
2.6V
0.9V
2.4V
0.9V
2.4V
4.6V
0V
2.1V
2.3V
2.4V
2.1V
0V
4.9V
4.7V
0.8V
4.8V
4.6V
4.7V
4.6V
4.8V
4.9V
4.8V
0.7V
0V5.6V
5.0V 8.1V
4.8V
2.4V
0.9V
8.1V
IC01
IC02
IC03
B
C
RXD-A31(2/4)
CD CKT
RXD-302/A31Y39-3250-11
CAUTION: For continued safety, replace safety critical compo-nents only with manufacturer's recommended parts (refer toparts list). indicates safety critical components. For continuedprotection against risk of fire, replace only with same type andrating fuse(s). To reduce the risk of electric shock, leakage-cur-rent or resistance measurements shall be carried out (exposedparts are acceptably insulated from the supply circuit) beforethe appliance is returned to the customer.
The DC voltage is an actual reading measured with a highimpedance type voltmeter. The measurement value may varydepending on the measuring instruments used or on the prod-uct. Refer to the voltage during PLAY unless otherwise speci-fied; The value shown in ( ) is the voltage measured at themoment of STOP.
CAUTION: For continued safety, replace safety criticalcomponents only with manufacturer's recommended parts(refer to parts list). indicates safety critical components.For continued protection against risk of fire, replace onlywith same type and rating fuse(s). To reduce the risk ofelectric shock, leakage-current or resistance measure-ments shall be carried out (exposed parts are acceptablyinsulated from the supply circuit) before the appliance isreturned to the customer.
The DC voltage is anactual reading mea-sured with a highimpedance type volt-meter with a cassetteloaded at playbackmode. The measure-ment value may varydepending on the mea-suring instrumentsused or on the product.Bias circuit DC voltageis measured while inthe record mode.
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer toparts list). indicates safety critical components. For continued protection against risk of fire, replace only with same typeand rating fuse(s). To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out(exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
The DC voltage is an actual reading measured with a highimpedance type voltmeter with no signal input. The measure-ment value may vary depending on the measuring instrumentsused or on the product.
New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
Ref. NoAdd-ress
NewParts Description
Desti-nation
Re-marksParts No.
New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
601 1G A01-3709-08 TOP CABINET601 1G A01-3710-08 TOP CABINET RXD-302602 2H A01-3713-08 BACK CABINET602 2H A01-3714-08 BACK CABINET RXD-302603 2F A22-1831-08 CONTROL PLATE
603 2F A22-1832-08 CONTROL PLATE RXD-302604 2F A29-1069-08 FRONT WINDOW604 2F A29-1072-08 FRONT WINDOW RXD-302605 2F A53-2158-08 CASS DOOR L605 2F A53-2160-08 CASS DOOR L RXD-302
606 2F A53-2159-08 CASS DOOR R606 2F A53-2161-08 CASS DOOR R RXD-302607 2F A53-2162-08 CASS. HOLDER L608 2F A53-2163-08 CASS. HOLDER R609 2F A60-1720-08 FRONT PANEL
609 2F A60-1721-08 FRONT PANEL RXD-302610 2F A60-1723-08 CD DOOR610 2F A60-1724-08 CD DOOR RXD-302611 2F A70-1320-08 REMOTE CONTROLLER ASSY(RC-352)
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.Screen shows model RXD-302.
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.Screen shows model RXD-302.
1 2
TUNER UNIT
RXD-302/A31
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28
RX
D-302/A
31PA
RTS LIST
New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
Ref. NoAdd-ress
NewParts Description
Desti-nation
Re-marksParts No.
New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.
3 4
MAIN UNIT
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RX
D-302/A
3129
PAR
TS LIST New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
Ref. NoAdd-ress
NewParts Description
Desti-nation
Re-marksParts No.
New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.
5 6
RX
D-302/A
31
30
PAR
TS LIST New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
Ref. NoAdd-ress
NewParts Description
Desti-nation
Re-marksParts No.
New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.
7 8
FRONT UNIT
CD MECHANISM UNIT
RX
D-302/A
3131
PAR
TS LIST New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
Ref. NoAdd-ress
NewParts Description
Desti-nation
Re-marksParts No.
New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
42 2E G01-4127-08 MECHA BASE SPRING (A)43 2E A15-0100-08 MECHA BASE KSM45 1E G01-4128-08 MECHA BASE SPRING46 1E D39-0340-08 DUMPER (RED)47 1E D40-1515-05 CD MECHANISM (KSM213CCM)
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.
9 0
CD MECHANISM (D40-1515-05)
CD MECHANISM (D40-1562-08)
RX
D-302/A
31
32
PAR
TS LIST New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
LM 2D T42-0944-08 MOTOR PULLEY ASSYRTM 2D T42-0945-08 MOTOR PULLEY ASSY
441 2H D16-0735-08 BELT (B)MECHA SMALL442 2G D16-0736-08 BELT (A)MECHA SMALL443 2G D16-0737-08 BELT (B)MECHA LARGE444 2G D16-0738-08 BELT (A)MECHA LARGE
L : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East, Hawaii) T : Europe E : Europe G : Germany V : China (Shanghai)Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components.
!
CASSETTE MECHANISM (D40-1653-08)
SPEAKER (LS-N302/N352)
RXD-302/A31
33
SPECIFICATIONS
Main unit
[ Amplifier section ](XD-A31/XD-302)
Rated power output (U.S.A. and Canada)
30 watts per channel minimum RMS, both channels driven, at 6 Ωfrom 40 Hz to 14 kHz with no more than 0.9 % total harmonic distor-tion.
Effective output power during STEREO operationU.S.A. and Canada
1 kHz, 10 % T.H.D., 6 Ω ................................................... 43 W + 43 W
(XD-352/XD-372S)Effective output power during STEREO operation
1 kHz, 10 % T.H.D., 6 Ω ................................................... 43 W + 43 W
Rated output power during STEREO operationEurope, U.K. and Russia
(DIN) 1 kHz, 0.7 % T.H.D., 6 Ω ......................................... 43 W + 43 WOther countries
Tuning frequency rangeEurope, U.K. and Russia ..................................... 531 kHz ~ 1,602 kHzU.S.A. and Canada .............................................. 530 kHz ~ 1,700 kHzOther countries
Tuning frequency range ............................................ 153 kHz ~ 279 kHz
SW Tuner section (XD-372S)
Tuning frequency range ....................................... 5.95 MHz ~ 17.9 MHz
[ Cassette deck section ]Track ............................................................... 4-track, 2-channel stereoRecording system .......................................................... AC bias system
(Frequency: 105 kHz)Heads
B deck Playback / recording head ................................................. 1Erasing head ...................................................................... 1
A deck Playback head ................................................................... 1Motor ..................................................................................................... 1
[ CD player section ]Laser ...................................................................... Semiconductor laserWow & Flutter .......................................... Less than unmeasurable Limit
[ General ]Power consumption ...................................................................... 150 WDimensions ...................................................... W: 280 mm (11”)
Woofer ............................................................... 130 mm, cone typeTweeter ................................................................. 50 mm, cone type
Weight (net) ........................................................ 3.2 kg (7.1 lb) (1 piece)
NotesNotes1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.2. Sufficient performance may not be possible at very low temperatures (0°C or less).
RXD-302/A31
14-6,Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150-8501 Japan
KENWOOD SERVICE CORPORATIONP.O BOX 22745, 2201 East Dominguez St., Long Beach, CA 90801-5745, U.S.A.
Note:Component and circuit are subject to modification to insure bestoperation under differing local conditions. This manual is based onGeneral market(M) standard, and provides information on regionalcircuit modification through use of alternate schematic diagrams, andinformation on regional component variations through use of partslist.