Printed Wiring Boards - Main Section - Sony SA-WP890 Service Manual

SA-WP890
1-2. PRINTED WIRING BOARDS — MAIN SECTION —
1 2 3
A MAIN BOARD
B
C
D
E
F
G
H
I
RV801
(VOL)
J
K
SA-WP890
• See page 3 for Circuit Boards Location.
• :Uses unleaded solder.
4 5 6
R309
R306
R305
Q306
Q303
E
JW102
C306
R310
C303
C305
D308
E
C304 E
R331
D309
Q302 E
R332 JW107
R307
Q311
E
E
R322
R323
R321
R320
D102
JW101
C120
E
E
R507
R214
C207 JW103
4 5 R211
IC203
R213
1 8
C208
JW104
C210
4 5
JW105
C212
IC202
R217
1 8
C211
R208
C209
C321
C203
CN301
CN201
1
5 1
C322
SP1
(SPEAKER)
INPUT CONTROL
BOARD
5 1
CNP801
C801
11
1-869-084- (11)
J101
(AUDIO IN)
7 8 9
E C B
E
R326
Q310
Q307
R316
E
E
C320
Q309
R325
R327
C318
R317
JW117
R501
E
Q505
IC500 R511
RY301
4 5
R601
1 8
C508
CN601
2
1 2
R500
C506
C509
LED BOARD
1 2
CN901
11
(11)
1-869-085-
D901
(POWER)
6 6
10 11 12
E C B
Q308
JW131
C319
JW130
JW129
C731
E
R731
D503
JW133
C407
C404
D801
D804
D802
D803
C409
JW132
C410
D402
C401
C402
R403
CN402
1 6
1-869-082- (11)
A
POWER TRANS BOARD
CNP401
(Page 8)
13
• Semiconductor
Location
Ref. No. Location
D101 D-4
D102 D-4
D303 C-5
D304 C-5
D305 F-8
D306 C-4
D307 C-4
D308 B-4
D309 B-4
D402 G-12
D504 G-10
D505 F-8
D506 G-8
D801 F-9
D802 F-9
D803 F-10
D804 F-10
D901 J-7
IC202 F-4
IC203 E-3
IC500 G-8
Q102 E-3
Q103 E-5
Q301 C-5
Q302 C-5
Q303 B-5
Q304 B-6
Q305 B-5
Q306 B-6
Q307 A-9
Q308 A-10
Q309 B-9
Q310 A-9
Q311 C-6
Q505 F-9
Q731 C-10
11