Schematic Diagram - Main Board (2/3) - Sony HCD-HPX7 Service Manual

HCD-HPX7
7-10. SCHEMATIC DIAGRAM — MAIN BOARD (2/3) —
CN317
7P
CN303
7P
CN304
27P
C342
C344
C345
C346
C347
C348
C349
C350
C351
C354
C355
C356
C357
C358
C359
C237 22 50V
C137 22 50V
C395
C396
2200
10V
HCD-HPX7
• See page 58 for Waveforms. • See page 80 for IC Pin Function Description.
R311
47k R312
1k
Q308
Q309
KTA1271Y C314
KRC402-RTK
0.0047
D301
1SS133T-77
R314
47k
R318 10k
R319 22k
R320 47k
Q310
KTA1271Y R315
1k
R323 4.7k
R321 4.7k
R322 4.7k
R324 10k
R325 10k
Q311 R347
KRC402-RTK
R346
R345
R344
R343
R342
R341
R340
R339
JW203
JW240
CN411
4P
Q102
2SC3624-T1L1718
R126
C343
C393 10k
2200
0.1 0.1
10V
100p
FB302
0
100p
Q202
100p
2SC3624-T1L1718
100p
22p
100p
R226
10k
100p
100p C353
C352 C391
1000
0.1 0.1
10V
100p
100p
100p
100p
100p
R350
100p
4.7k
Q317
KRA102S
R223 1k C367
C368 R224 C238
1000
0.1 100k 220p
10V
FB306 0 Q318
KRC102S
R123 1k R124 100k
C138 220p
0.1
R377
R358 R359
10k
47k 47k
R450 100
R449 100
R448 100
47k
R447 100
47k
R446 100
47k
R445 100
47k
R444 100
47k
R443 100
47k
R442 100
47k
R441 100
47k
R440 100
47k
R439 100
IC306
M3062CMEN- A02FPU0
R438 100
R437 100
R436 100
R435 100
R434 100
R433 100
R432 100
R337 100
R336 100
X302
16MHz
18
R378
10k
D302
1SS133T-77
R332
4.7k
D303
1SS133T-77
D307
D304 1SS133T-77
1SS133T-77
D305
IC305
1SS133T-77 C333
BD4729GTR
10 C335
50V 0.1
D306
1SS133T-77
C334
0.1
R331
10k
D308 R330
1SS133T-77 220
68 68
R362 R474
10k 1M
D317
D318
1SS133T-77
1SS133T-77
R482 R496
100 10k
R379
10k
R484 R363
100 10k
R370 3.3k
R369 3.3k
R368 3.3k
R489 0
R490 0
R491 0
R365 680
R364 4.7k
R367
*1
R494 100
R495 100
C340
0.1
C336
1000
6.3V
C337
R409 0.1
10k
R366
*2
R401
100
*2 R366
4.7K: CND,MX
0: E3,TW,KR,AUS
R413
0 NO MOUNT: AEP,UK
R373 R372
47k 47k
R412 R335
1k 10k
C362
0.1
R333
22k
Q314
KTC3199GR-TP
R334 D309
47k 1SS133T-77
CN315
21P
*1 R367
1K: MX
2.2K: CND
NO MOUNT: OTHER MODELS