Amp Board (Component Side) - Sony SA-WSIS10 Service Manual

SA-WSIS10/SS-IS10
4-8. PRINTED WIRING BOARD – AMP Board (Component Side) –
• Semiconductor
1
Location
Ref. No. Location
IC221 H-9 AMP BOARD
IC222 H-8
A
IC231 H-7
IC251 H-6
IC271 H-4
IC291 H-2
IC321 F-9
IC361 F-7
IC401 F-5
IC421 F-4
IC441 F-3
B
Q461 B-9
Q462 B-9
Q463 B-10
Q464 B-10
Q471 B-7
Q472 B-7
Q473 B-8
Q474 B-8
C
Q481 A-4
Q482 B-4
Q483 A-6
Q484 B-6
Q491 B-2
Q492 A-2
Q501 B-11
Q522 D-2
Q523 D-2
D
Q523
Q522
E
ET401
F
(CHASSIS)
G
R291
H
I
SA-WSIS10/SS-IS10
• See page 13 for Circuit Boards Location.
2 3 4
(COMPONENT SIDE)
Q492
C481
R493
R481
C491
R491
R483
R492
R482
Q491
R528
R525
C445 C454 C425 C434
36 19 36 19
IC441 IC421
18
1 18
1
R306 R307
R308
R305
C458
+ R279
R276
R281
R299 R301 R275
R272
12 1
12 1 R274
R294
13
48 R230 13 48
IC291 IC271
R271
24 37 24 37
25 36 25 36
R300
R302 R282
R273
R298
R280
R277
R297 R278
: Uses unleaded solder.
5 6 7
R486
Q481
Q483
Q472
R484
Q482
Q484
R485
C471
C482
Q471
C373
C405 C414
C367
ET402
36 19 36
IC361
IC401
1 18
1
R309
C418
+
C438
+
R256 R261 R236
R255 R235
R259
R232
R252
12 1 12
R233
13 48 R243 13
R254
IC251
R231
24 37 24
25 36 25
R234
R262
R251 R253
R237 R238
R260
R257
R258
(CHASSIS)
18 18
8 9
Q462
Q473
R471 C461 R463 R462
R473
R476 R474
R475 Q461
Q474
R472 R461
C472
C327 C333
C387
C381 C341
19 36 19
IC321
18
1 18
R310 R311
C389
+
R239
C349
+
R241
1
R224 X221
3 1
IC222
R222
48
4 3
IC221
5 1
4 5
IC231 C229
C226
37
FL221
36
R240
22
R244
23
R242
10 11
Q463
R465
R464
R466 Q464
R502
C462
R501
Q501
C347
ET403
(CHASSIS)
R312
C204
C203
C228 C206
C225
R210 R205 R216
R212 C210
R208
R203
R209 R204
R215
R213
R211 R206 R217
2
CN201
1
C201
R214
11
1-873-086- (11)
DSP BOARD
A
(Page 14)
CN875