Schematic Diagram - Main Section (2/3) - Sony HCD-EH10 Service Manual

HCD-EH10
Ver. 1.4
7-8. SCHEMATIC DIAGRAM – MAIN Section (2/3) –
(Page 21)
(2/3)
A1
A2
A3
VM9V
TU-L
TU-GND
TU-R
EMC-GND
(Page 23)
C181
L
0.1
JW181
J101
SPEAKER
R
C182
0.1
JW182
R118 R116
220 220 R117
220
J102
PHONES
C142 C141 R120
0.01 0.01 2.2k
C111
0.1
L103
A4
A5
(Page 21)
HCD-EH10
• See page 26 for IC Block Diagrams.
C307 C308
C302 C315
1000 1000
1000p 1000p
16V 16V
C183 R181
0.1 10
R365 C303
C301 2.2k 4.7
2200p 50V
C371
0.1
C184 R182
0.1 10
C381
R112 R111 1000p
470k 470k
R381 R382
10k 10k
Q351
2SJ599-Z-E2
R355
R115 R351 10k
220 S 10k
R119
2.2k Q352
Q351,352 2SC3052F
B+ SWITCH
2SC3052F
R356 R352 R353
22k 2.2k 10k
R406
1k
C403 C515
0.1 10p
R410 R404
100k 220
R412
220
R411 R403
1k 1k
POWER AMP
IC301
LA4631-E
INPUT SELECT,
ELECTRICAL
VOLUME
IC401
BD3881FV
C311
470p
C312
470p
R340 C306 R302 C310
100 0.1 47k 1000p R308 22k
R307
R339 C305 R301 C309 C437
22k
100 0.1 47k 1000p 470p
C401
0.1
50V
C304 R303 R304 R429
100 2.2k 2.2k 4.7k
16V R430
R305 R306 4.7k
4.7k 4.7k
C412
100 R405
16V 0
C438
470p
C413
R402
100 16V
100
C402 C533 C433
0.1
100 16V 470p
Q371
2SA1235F
R354
10k
D372
D371 R383 MC2838
MC2838 10k
Q371,372
AC DETECT
Q372
R384 C382
1k 0.01
22 22
C532
1000p
C531
1000p
C421
0.1
C504
470p
R504 R506
4.7k 10k
R530 C519
C522 C529 2.2k 0.1
C410 C409 100p 100p
0.1 0.1
R522 R521
R424 R425 C405 22k 22k R529
4.7k 4.7k 0.1 2.2k
50V R528 R527
4.7k 4.7k
R423 C525 C526
4.7k 0.01 0.01
R426
4.7k
R561
22k
C434 R440
470p 4.7k
C561
2200p
R439
4.7k
Q507
2SC3052F
OSC
R564 R565
4.7 4.7
C415 C416 C562
0.1 0.1 2200p
R427 R428
100k 100k
Refer to SUPPLEMENT-1 for the MAIN section of printed
wiring boards and schematic diagrams of US, Canadian,
Singapore, Taiwan, Korean and Australian models.
When repairing the set of AEP, UK, East European and Russian,
refer to either of original service manual/SUPPLEMENT-1
according to the set.
A6
(Page 21)
C509
33 16V
C543 R517
1000p 100k
C503 R507 C507 R515 R519
470p 2.2k 0.01 47 47k
R505 C505 R511 R513 C513
10k 0.047 2.2M 100 1000p
R503
4.7k
R501 R509 C511
100 470k 470p
A7
A8
R502
100
C514 C512
1000p 470p
R512
2.2M
R510 R520 R518
470k C508 47k 100k
0.01
C510
R508 C506 C544 R514 R516
33
2.2k 0.047 1000p 100 47
16V
C518 C528
0.1 1000p
R532 R534
4.7k 10k
A9
A10
(Page 21)
R531 R533
4.7k 10k
C527
1000p
A11
R535 R536
220 220
A12
R560
1k
C567
C564
4700p
0.01
A13
C565
1 L501
BIAS OSC
A14
A15
A16
A17
A18
(Page 21)
A19