Schematic Diagram -Main Section (1/2) - Aiwa CDC-R937 Service Manual

CDC-R937/X937
4-9. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 34 for IC Block Diagrams.
J101
L101
TU101
C101
L102
R101
R102
Q101
C102
Q102
R103 R115
C103
C104
C105
C129
R127 R128
Q103
R116
C107 C108
C109
C130
R107
C117
C110
Q106
C116 R108
Q105
C127 R123
C128 R124
C125 C126
C123
R122
R125
R126
C112
R113
SFR101
C111 R112
R111 R114
C113
C114 C115
R403
C413
IC B/D
C426
IC401
C408
R402
C410
R404
C412
R406 C414 C418
C402 C424
C416
C404
• Refer to page 22 for Waveform.
C152
L103
D101
C151 C153
L151 TP2
IC151
R104
R151 C157
R106
R152
D151
C154
C155 X151
C158
IC B/D
C156
R105
R132
C120
C119
R109
R117
R121 R118
R110
R120 R119
Q107
C118
Q108
C121
C437
R426 R423 R424
R133
R421 C435
TP1
D421
Q421
R422 C436
R425
R427 C438
R131
C441
R405
C415
C443
C417
C401 C403
C444
C442
R413
C419 R409
R411
C421 R471 R407
C405 R473
IC B/D
C406
IC402
R408 R412 R410
C422
R414
R474
R472
R418
(Page 29)
R431
R435
R433
C445
R437
R439
Q409
Q407
Q405
Q422
Q406
Q410
R445
R440 C446
R434
R438
R432 R436
R449
Q408
D422
R448
C440
R429
C461
Q522 Q423
R462
R446
D423
R523
Q821 R816
D822
C509
R823
D821
C521
R821
C822 C821
R822
IC811
Q811
R814
C814
D813 R815
C813
C811
C812
R819
Q831
C423
R419
C834 Q832
R831
Q833
C831
C429
R836
C832
D831 R832
D832
R833
Q834
R834
R939 D971
IC971
C972
R415
C427
R941
C428
R942
C981
Q411
C982
28 28
R443
C457 J401
R451
C451
C458
R444
C439
R504 R502 R503 R501
R510 C522
R508 R506 R507 R505
C527
C519
C504 C502 C503 C501
C524
C508 C506 C507 C505
D510
C525
C520 IC501
C510
IC B/D
R811
R812
Q812
C518 C516 C517 C515
CON801
C514 C512 C513 C511
C528
THP801
D852
D972
C802
R936
L801
R937 C801 D801
D841 R841
R943
D981
R944
C526
F901
Note:
• Voltage is dc with respect to
ground under no-signal conditions.
no mark : FM
( ) : AM/MW/LW
< > : CD PLAY
∗ : Impossible to measure