Read Sony CDX-S2020 Service Manual online
19
19
CDX-S2020
CDX-S2020
3-7. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 20 for Waveforms.
• Refer to page 23 for IC Block Diagrams.
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
no mark : FM
(
) : MW
<
> : CD PLAY
IC B/D
IC B/D
IC B/D
R406
R407
R408
R409
R431
R433
R441
R443
R451
R453
R461
R463
R479
R752
R432
R442
R1
R756
C406
C758
C759
C761
C412
C760
L1
R3
R2
C754
R4
R5
R10
R11
C753
JC1
JC401
C752
R405
C404
C413
C432
C452
C442
JC331
C462
C771
C770
C769
C755
C763
JC753
C751
C617
C601
C602
C756
C5
C7
D601
C405
Q441
Q431
Q451
Q461
R452
R462
C401
C407
F901
J1
C3
C1
C2
R7
R6
R59
R29
R8
R9
Q1
R60
R61
C10
C4
C6
C57
C58
C51
R54
C56
C55
C54
C53
C62
R58
X51
C59
R55
C60
C479
R651
R652
R609
Q51
R52
R51
R53
R57
R56
CN601
TU1
C12
C13
D1
Q22
Q52
IC51
C11
C431
C441
C451
C461
C764
C765
C750
IC750
D751
D752
D753
D754
D755
D756
D757
D758
D760
D762
D609
L601
D479
Q479
Q478
FB603
FB602
IC401
(Page 20)
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