Read Sony HT-K250 / SA-WMSP250 Service Manual online
9
9
SA-WMSP250
2-3. PRINTED WIRING BOARDS — DIGITAL AMP SECTION (SIDE B) —
IC311
IC309
IC307
IC306
IC304
IC301
IC112
D302
C369
L412
L406
L411
L405
L410
L404
C401
L409
L403
L401
L407
L408
C417
C414
L402
C420
CNP302
C410
C412
C409
C402
C403
C405
C404
C407
C406
C408
CNP401
C333
C342
C353
C396
C325
C415
C309
C419
C413
C418
C423
J401
C425
C426
C421
C422
C364
CNP301
C354
D301
C416
C301
C350
C321
C362
C315
C335
C370
C395
C329
C392
CNS301
C389
C397
C383
C374
C381
C375
C323
R344
R315
C336
C376
C337
C332
C356
C345
C326
C312
C358
C359
C303
C334
C313
C318
C317
C310
C304
C371
C346
C340
R418
R422
R420
R417
FB302
FB305
FB314
FB315
C430
Q404
R414
D404
R404
Q414
C433
Q406
R416
D406
R406
Q416
C428
Q402
R412
D402
R402
Q412
C429
Q403
R413
D403
R403
Q413
C431
FB300
Q405
R415
D405
R405
Q415
C327
C427
C357
Q401
C363
C320
C319
C339
C343
C316
C314
R411
C368
C341
R419
C384
D401
C360
C382
R421
C305
R401
R339
R346
R345
FB301
C347
C330
C365
C324
C338
Q411
FB304
C352
C322
R347
D311
D321
D312
D322
D323
D313
D314
D324
D315
D325
D316
D326
D351
D352
D353
D354
D355
D356
FB303
(Page 12)
(Page 12)
SURR L
FRONT L
SURR R
FRONT R
POWER
CENTER
SP1
(WOOFER)
CNP303
D303
R301
1
2
1
2
FB306
1
8
E
E
E
E
E
E
E
E
E
E
E
E
•
: Uses unleaded solder.
Ref. No.
Location
D301
E-1
D302
E-1
D311
A-3
D312
B-3
D313
B-3
D314
C-3
D315
D-3
D316
E-3
D321
A-3
D322
B-3
D323
C-3
D324
C-3
D325
D-3
D326
E-3
D351
A-5
D352
B-5
D353
C-5
D354
C-5
D355
D-5
D356
E-5
D401
A-1
D402
B-1
D403
B-1
D404
C-1
D405
A-1
D406
C-1
IC112
A-5
IC301
A-4
IC304
B-4
IC306
C-4
IC307
C-4
IC309
D-4
IC311
E-4
Q401
A-1
Q402
B-1
Q403
B-1
Q404
D-1
Q405
A-1
Q406
C-1
Q411
A-1
Q412
B-1
Q413
B-1
Q414
D-1
Q415
A-1
Q416
C-1
• Semiconductor
Location
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