Sony XM-S400D Service Manual page 9

4-2. PRINTED WIRING BOARD - MAIN Board -
1 2
A
(CHASSIS)
B
C
D
E
FU1
PW1
YEL
BATT
BLK
GND 16 15
14 13
12 11
BLU
TO
AMP REM
CN501
10 9
F GRY/BLK
FRONT RCH (–)
WHT/BLK
FRONT LCH (–) 8 7
GRY
FRONT RCH (+)
WHT
FRONT LCH (+) 6 5
VIO/BLK
REAR RCH (–)
GRN/BLK
REAR LCH (–) 4 3
VIO
REAR RCH (+)
GRN
REAR LCH (+) 2 1
CN501
G
XM-S400D
• : Uses unleaded solder.
3 4
MAIN BOARD
(SIDE A)
LND501
A K
D502
D501
C343
K A C361
C349
C356
C344
C360
C353
C354
C362
C348 C345
C350
C358
C346
C341
C342
C359
C352 C351
C347
C370 C339
MAIN BOARD
(SIDE B)
TP008 TP006
C502
C501 15
TP009
16
L305
TP010
14 13
TP022
TP023
TP026
TP020
2 1 TP027
TP021 TP012
TP024
TP025
FB502
TP011
TP007
L503
C529
TP013
D503
5 6 7
(CHASSIS)
R599
C528
R506
LND502
TH501
C367 C366
C368 C369
LND508
R584
(CHASSIS)
R304
R314 R308
R309
C311 C306 R307
C321 C326
C312 C307 R315
R306
C331 C325
R319
C313 C308
C319
32 17
C332
R320
R316
33 16
R321 C314
C309
C333
C315 C310
R322
C334
C317
R318
IC301
C327 C328
C318
C335
R323
L306 C336
C316
R324
48 1
TH503
R325 C337
49 64
C320
C338
C323
R326
C516
C322
C324
TP002
TP001
TP005
R503
Q502 Q501 TP016
Q504
C553
Q503
E E E
D504
E
R501
A K C541
R513
R502
A K
TP014
R505 C507
D505
9 9
8 9
R572
R569
R519
R571
16
C509
1
R575 R582
R521
IC503
8 9
R580 C520 C518
R524
C519 R518 C510
C511
C530
SL501
R302
R305
JC502
R311 R583
C535
R310
R312
6 5 4
R313
C556
R317
4 1 4 1 4 1 4 1
C554 C555
D516
D517 D518
TP015
D519
5 6 5 6 5 6 5 6
C544
T502
R516
DC/DC CONVERTER
TRANSFORMER
TP004
E
R544
Q508
4 1 4 1
E
E
R539
R542
Q513 Q514
Q507
R547
E
R538
E
S
IC502
5 6 5 6
D Q528
R600
G R512
4 3
R520
1 2 3 6 1
R588
TP029
Note: When IC301 on the MAIN board are replaced, be sure to apply the grease
(OIL COMPOUND (KS609)) so as to cover the IC301 on the MAIN board.
XM-S400D
10 11 12
(CHASSIS)
24 19
LND101
R527 1 18
IC508
R526
6 13 A
C108 D101
C525
7 12
Q101
S R103
R554
E D
R112
G K
R113 TH502
Q526
R557
C123
C115
R166
C124
C131
C116
R168
R124
R120
8 5
IC101
C135
1 4 R122
R126
C112
R170
C133
C127
R163
R115 C111
C145
C128
R147
R114
R134
R135 1
8
Q103
R148
E R143
5
E
4 R139
IC104
Q104
R136
R131 R152
IC107
C149 C151
C152
5 4
IC103 R158
R160
C154
LND507
8 1
4 3 R111
C121
R162
5 1 C139
C156
C140 R128 R109
C158
R129
R130
R110
LND504
C534
12
R508
1-980-790- (12)
(CHASSIS) (CHASSIS)
S101 - 103
-1 -2
S103
FRONT
HPF
ON
OFF
TP019
S102
C533
TP018
REAR
IC106
C148
LPF
C150
2
5 4 R155
R157
IC507 ON
C153
3
8 1
C147
1
R161 R151
OFF
C155
C532 R133 VDR001
R138
R149
C146 VDR007
Q106 S101
E VDR002
R150
R142 1 8 INPUT
E
R146 VDR003 SELECT
Q105
4 5
R137
VDR004
4CH
IC105 R140
R132
R117 VDR005
R116 C114
R169 VDR006 2CH
C129
C130 C134 R164 VDR008
C113
R123 R127
C109
4 1
C107
1 2
C105
IC102
TP017
CN101
C106
SIGNAL
C137 C103
INPUT
5 8
R125
C104
R121 C136
C118
TP034 C101
C125
R165
R119 9 10
JL101
R167
C126 C117
C102
TP033
R118
E
TP032
R104 TP003
C110 D514
R593
Q102
POWER
TP031
C551
TP039
R587
PROTECT
R591
TP038
C550 TP030
R590
TP037 Q525
12
R533
TP028 TP036 E
C549
(12)
1-980-790-
R531 R597
TP035