Read Sony ICF-CD73 / ICF-CD73V Service Manual online
ICF-CD73/CD73V
28
28
LCD BOARD
(COMPONENT SIDE)
(11)
11
1-687-319-
L404
R448
R444
R443
R442
R441
C406
R440
C405
R439
R438
R455
R451
R450
R454
R492
R453
R457
C412
R446
R497
C411
R445
C408
R452
R449
C413
R458
R459
R460
C422
R465
R466
R471
C428
C429
C430
C431
C432
R353
R473
R474
R475
R476
R477
C435
R480
R467
R468
R470
R469
C423
C424
C425
C426
C416
C417
C418
C419
C420
C421
R491
C460
R461
R462
R463
R464
C414
C415
C409
L401
Q401
BC
E
R472
D352
A
K
A
K
D354
A
K
D351
R478
R479
C433
C434
R482
R485
C458
R488
R487
R486
C441
R484
C252
R253
R268
R267
R265
C256
R261
C156
R161
R162
C160
C255
R272
C260
R275
C261
R276
C253
C442
C443
R504
C450
C452
C407
R506
C436
L402
C445
R489
C446
R351
R354
R352
R252
C251
R277
R177
R176
R154
R172
R274
R256
R552
R554
R553
R556
R262
R279
C263
R257
R259
C258
C262
R278
R266
R166
R164
R160
C155
R157
R159
C163
R179
R264
R260
R167
R165
R178
C162
R156
R254
C438
C439
C440
R401
C401
R405
R403
C402
C403
C449
C448
R409
R407
IC401
R436
R437
R434
R435
R432
R433
R502
R495
R509
R494
C453
R500
R507
R498
C455
C454
R496
R501
R493
R510
R499
R508
A
K
A
D403
EC
B
Q405
EC
B
Q406
EC
B
Q403
A
K
A
D402
A
K
A
D401
C457
C456
C451
IC403
IC402
Q251
BC
E
Q301
BC
E
Q154
BC
E
Q254
BC
E
Q253
BC
E
Q252
BC
E
R152
C151
C152
R153
R168
R174
C158
R175
C153
C161
EC
B
Q151
EC
B
Q153
EC
B
Q152
L405
D353
A
K
1
2
11
10
CNP401
1
2
13
12
CNP402
1
22
LCD401
LIQUID CRYSTAL DISPLAY
C410
+
C437
+
C352
+
C351
+
C354
+
C353
+
C444
+
S502
S501
S503
C447
+
R505
X402
X401
1
6
2
1
1
11
(11)
11
1-687-319-
R456
D
CD BOARD
CNP702
C
POWER BOARD
CNP301
1
80
40
41
21
20
60
61
1
2
3
3
1
2
(SHIELD CASE)
(CD73: CND, UK, MX)
(CD73: IT, CD73V)
(CD73: UK)
(EXCEPT CD73: UK)
(CD73: IT)
(EXCEPT CD73: IT)
RADIO
ON
BAND
OFF
S503
CD
A
TUNER BOARD
CNP2
B
TUNER BOARD
CNP1
(CD73V)
(CD73)
LCD BOARD
(CONDUCTOR SIDE)
R613
R614
R615
R616
R601
R602
R603
R604
R605
R606
R608
R618
R619
R620
R622
R612
R609
R610
S607
S606
S609
S610
S611
S605
RV601
1
6
1
3
CNP601
CNP602
−
PRESET TUNING/PRESET TIMER
SELECT/ PRESET
S608
+
TUNE/TIME SET
TIMER SET
AUTO
OFF
1
S604
2
S603
3
S602
4
S601
5
TIMER
SET
ON/OFF
CLOCK
MODE
VOLUME
(11)
11
1-687-322-
KEY BOARD
2
1
S551
CD LID
OPEN/CLOSE
(11)
1-687-323-
11
SW BOARD
F
POWER
BOARD
W302
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
J
-1
-2
6-12. PRINTED WIRING BOARDS – MAIN Section –
•
See page 21 for Circuit Boards Location.
:Uses unleaded solder.
Ref. No.
Location
D351
D-11
D352
E-12
D353
E-11
D354
E-12
D401
C-9
D402
C-9
D403
F-8
IC401
F-10
IC402
D-10
IC403
C-9
Q151
C-12
Q152
B-12
Q153
B-12
Q154
C-12
Q251
C-11
Q252
A-11
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
Q253
B-11
Q254
C-11
Q301
D-12
Q401
H-11
Q403
D-9
Q405
E-8
Q406
D-8
(Page 30)
(Page 30)
(Page 22)
(Page 24)
(Page 26)
Ver. 1.1
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