Schematic Diagram - Main Section - Sony ICF-CD837 Service Manual

Fm/am cd clock radio
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5-7. SCHEMATIC DIAGRAM — MAIN SECTION — • Refer to page 19 for Waveforms. • Refer to page 31 for IC Pin Description of IC401. • Refer to page 30 for IC Block Diagrams.
RV601
R660
S651
R657
R655
R653
R651
CNP402
R466
C401
(Page 26)
C402
C403
C404
C405
C406
C407
C408
C411
C461
C410
C409
CNP703
R308
R309
R310
(Page 21)
ICF-CD837
C470
R658
R656
R654
R461
R652
C459
D403
R467
C456
D404
R468
C457
R465
Q402
R464
R401
IC401
R402
R403
R404
R405
R406
R407
R408
R409
R410
R411
L401
R416
R419
R420
R422
R424
C421
C467
C464
C465
C466
IC402
R460
D401
C454
C452
C450
C451
C455
C23
C25
R459
C462
R458
C463
R457
C449
R456
C448
C447
TP404
X402
C442
C444
C443
TP403
C441
L402
X401
C440
TP402
R469
R452
C439
R451
C438
R450
C437
C207
R449
C436
R448
C435
R447
C434
R446
C433
R445
C107
Q401
R440
R441
R444
R443
R551
C468
D402
C469
Q551
R463
R462
C552
23
23
L1
C42
TP4
C19
R7
C20
C38
IC B/D
IC1
ANT1
BP1
C8
BPF1
C9
T1
R13
C39
JC5
R3
R4
L6
TP3
Q1
C21
TP202
R202
C210
Q201
Q202
R201
R221
D301
R204
C212 R207
R203
C206
C301
C208
R301
R205
R206 R208
R209
C211
C302
C108
R105
C111
R108
R109
R106
TP301
R101
Q101
C106
TP102
R103
R121
R104
C112 R107
Q102
R102
C110
R302
R913
R912
C919
D916
Q905
TP903
R552
D913
Q904
TP905
C912
R909
C913
R907
C910
C916
C924
C925
R908
D912
C923
D915
C917
C914
TP904
ICF-CD837
L4
S1
JC4
JC6
C16
C15
C14
C37
R5
R6
C17
C203
C204
C103
C104
R15
C11
CF3
C29
C205
C105
TP201
RV301
R222
TP203
R210
C213
C113
R110
R122
TP101
(Page 28)
RV301
CNP303
TP103
CNP901
TP901
Q901
TP902
(Page 28)
D907
R905
D908
R906
R903
R904
Q902
C911
Q903
C918
R911
R910
D909

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