HT-SL50, HT-SL55, HT-SL70, STR-KSL50 - Sony Audio Service Manual (repair manual). Page 14

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14
14
STR-KSL50
3-6. Schematic Diagram  – Main (1/2) Section  –
• See page 18 for IC Block Diagrams.
Q363
Q364
Q365
Q366
R371
R372
R373
R374
R375
R376
R377
R378
RY401
D405
R473
C471
R499
R477
C498
R381
Q401
R472
R475
C472
R560
D301
Q361
Q362
R361
R362
R380
Q379
C308
R304
J403
R480
R204
C204
CC51
R451
CC01
R401
R452
CC52
CC02
CC53
CC03
R430
R410
R203
R202
R402
R453
R403
C202
C203
C207
C210
C481
C482
C485
C487
C491
C492
C493
C494
C495
IC401
J401
Q402
R471
C371
C372
C373
C375
C376
FB301
FB302
C206
C208
C301
C302
C304
C306
C310
C374
C400
C464
C467
C488
R303
C303
C451
C413
C433
C401
C403
C452
C453
C417
R474
C312
C402
C309
R301
R302
R307
R483
R479
CN403
R482
R368
R367
R360
R363
R369
R370
C418
C419
C311
IC303
CN301
C483
C484
C486
C496
C466
R470
C465
R306
C305
R305
C307
C414
C415
R382
C416
R476
L201
L202
C209
C490
C489
C497
R481
R366
R379
IC302
IC301
J251
IC201
IC402
J301
2SC3576
2SC3576
2SC3576
2SC3576
100k
100k
1k
1k
1k
1k
1k
1k
1SS133
2.2k
4.7
50V
47k
4.7k
33p
10k
2SC3576
1k
2.2k
4.7
50V
10k
1SS133
2SC3576
2SC3576
4.7k
4.7k
100k
BN1F4M
47p
1k
1P
47k
75
47p
100P
1k
100P
1k
1k
100P
100P
100P
100P
47k
47k
75
75
1k
1k
1k
10
50V
10
50V
470 6.3V
2200p
4.7
50V
4.7
50V
4.7
50V
10 50V
4.7
50V
4.7
50V
4.7
50V
4.7 50V
4.7
50V
M61527FP
6P
2SC2785
680
0.022
0.022
0.022
0.022
0.022
0.45UH
0.45UH
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
75
1000p
2.2
50V
2.2
50V
2.2
50V
2.2
50V
2.2 50V
2.2 50V
2.2 50V
2.2
50V
2.2k
470
6.3V
2.2 50V
470
6.3V
100
100
100
100
100
23P
100
47k
100k
100k
100k
4.7k
4.7k
2.2
50V
2.2
50V
10
50V
TC74HCU04AF
7P
4.7
50V
4.7
50V
4.7
50V
4.7
50V
220
10V
47k
220
10V
560k
22
50V
22k
1p
2.2
50V
2.2
50V
100
2.2
50V
1k
470
6.3V
100p
100p
100p
100
10k
4.7k
TORX141PL
TORX141PL
NJM2279D
NJM4565DD
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