22
22
CDX-CA720X
3-9. SCHEMATIC DIAGRAM — MAIN SECTION (2/3) — • Refer to page 32 for IC Block Diagram.
(Page
21)
Note:
• Voltage is dc with respect to ground under
no-signal (detuned) condition.
no mark : FM
(
) : AM
(Page23)
C752
D721
D722
D723
D724
D731
D732
D733
D734
D781
L781
R571
R572
R573
R574
R575
R576
R588
R589
R590
R591
R622
R751
R752
R753
R754
R782
R690
C753
F901
C551
C615
C187
C573
C571
C177
C757
C756
C279
C287
R787
R610
C786
C784
C781
IC751
C278
C188
C288
C178
C142
C242
R143
R243
R142
R242
C614
C613
C611C610
C755
C785
C783
C782
D625
R629
C623
Q621
Q622
D621
PJ151
D614
D611
D613
D612
C612
Q571
Q585
D552
R616
CNP781
D782
R276
R286
R176
R186
R285
R175
R275
R185
Q271
Q281
Q171
Q181
R627
Q611
R619
R618
Q612
C616
D998
R432
R431
R430
R429
C272
C982
C172
C983
C182
R433
C400
R434
R435
C406
C407
C409
C404
C273
R274
C283
R284
R174
C173
C183
R402
R184
R459
C274
C284
R457
C174
R455 R454
C184
R451
R449
R450
R403
R404
C277
R281
Q275
C276
R283
R279
Q285
Q175
Q185
C292 R291
R293
C286 R289
C185 R181
C176
C186
R179
R183
R193
C192
R191
R189
C282
C981
C984
C405
C401
R452
R465
R466
R461R463
IC408
IC409
C410
R621
C621
D490
C490
R490
C627
Q625
R691
R436
R612
C993
C991
R577 R578