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CDX-CA680X/L580X
3-9. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 17 for Waveforms and page 18 for Common Note on Schematic Diagram.
TU1
JC29
R29
J1
C7
C3
C2
C4
C1
JC1
L1
R1
C6
Q1
D1
C51
C5
JC59
C64
C61
C59
R60
C62
C58
IC B/D
IC51
R56
C56
R54
R57
X51
C54
C57
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
) : MW
<
> : CD PLAY
∗
: Impossible to measure
• Refer to page 27 for IC Block Diagrams.
Q22
IC B/D
C11
IC401
C401
C402
C412
C403
R405
JW97
C404
C413
C405
C421
C406
JC406
R406
C407
JC407
R407
R408
C420
JW95
R409
R402
R401
C410
R404
C411
C409
C408
R403
JC409
C751
IC B/D
C431
R431
JC431
R433
C432
R432
C334
Q431
R452
C451
Q451
R451
R453
C452
C441
R441
JC441
R443
C442
R442
Q441
JC755
R462
C461
Q461
R461
R463
C462
JC444
JC753
D479
R479
Q479
C753
C480
R480
D480
C479
JC754
Q478
C756
JC479
R756
JC631
Q631
JC609
(Page 23)
22
22
R332
R330
C330
R333
R331
C331
C332
C333
C765
C764
C335
D751
D752
D753
D754
D755
D756
IC750
D757
D758
D759
D761
D762
D760
C617
R609
C618
C757
JC756
D609
C758
C754
C759
D601
C760
C602
C761
C601
R752
C755
R636
R652
JC651
R653
R651
Q651
R654
R633
R631
C631
R634
R632
D651
J330
CN330
CN601
F901
L601
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