Sony CMT-VC1 / HCD-VC1 Service Manual ▷ View online
HCD-VC1
21
21
5-8.
SCHEMATIC DIAGRAM – TC Board –
•
See page 25 for Waveforms.
•
See page 32 for IC Block Diagram.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : PB
(
no mark : PB
(
) : REC
(Page 22)
HCD-VC1
22
22
5-9.
SCHEMATIC DIAGRAM – MAIN Board (1/2) – •
See page 32 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
no mark : FM
(
) : CD
[
] : MD
〈〈
〉〉
: TAPE
(Page 21)
(Page 19)
(Page 23)
(Page 23)
(Page 23)
(Page 23)
(Page 23)
(Page 23)
(Page 29)
(Page 31)
(Page 29)
HCD-VC1
23
23
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
no mark : FM
5-10. SCHEMATIC DIAGRAM – MAIN Board (2/2) –
•
See page 25 for Waveforms.
(
) : CD
[
] : MD
〈〈
〉〉
: TAPE
(Page
22)
(Page 22)
(Page 22)
(Page 22)
(Page 22)
(Page 22)
(Page 27)
(Page 29)
(Page 29)
HCD-VC1
24
24
5-11. PRINTED WIRING BOARD – MAIN Board –
•
See page 17 for Circuit Boards Location.
17
18
15
14
1
2
15
14
1
2
CN802
JW330
C305
L301
JW402
C241
D310
JW435
C810
CN804
D308
C340
JW338
JW449
JW401
JW396
CN801
JW427
JW341
R314
Q306
JW344
JW393
C328
JW426
C360
C322
JW420
JW454
C318
JW416
JW429
JW443
JW465
JW317
JW357
JW351
C306
Q302
JW464
C349
JW359
JW373
JW356
JW379
JW365
JW358
JW321
JW432
JW423
Q607
Q608
JW318
JW453
JW438
D311
R340
JW434
JW361
R245
JW308
JW459
C244
C245
JW395
D801
JW328
JW307
JW320
JW334
JW336
C160
IC321
JW392
JW462
JW319
JW385
JW349
JW348
JW377
JW346
JW345
C307
C813
JW360
JW304
JW354
D802
C345
IC306
IC304
L306
JW376
R609
JW375
JW335
D309
JW312
D304
C334
JW408
JW406
JW382
JW421
JW407
JW323
IC301
JW410
JW409
JW386
JW388
C310
R605
JW387
JW381
JW371
C311
JW315
JW369
JW347
CNP201
JW327
JW350
JW394
JW368
JW355
JW362
JW352
JW378
JW353
JW455
JW456
JW457
JW446
JW447
JW444
JW442
JW337
JW448
JW422
JW384
JW326
C108
C208
R313
JW431
TH2
C331
D307
CN501
D807
C320
R312
C329
C102
C301
C205
JW424
C202
C103
JW430
C201
C203
C204
L303
C105
C206
C214
C114
JW415
C104
C101
Q301
JW458
JW310
D812
JW400
JW445
C312
JW370
C332
JW340
JW405
JW452
JW425
JW417
JW461
JW436
X802
Q661
C207
JW460
D811
JW399
C107
JW329
JW411
JW397
JW342
JW463
JW391
JW314
C324
C240
R627
JW372
JW309
JW418
C304
JW303
JW433
JW305
JW343
JW311
JW302
TH1
JW366
JW301
R144
CNP101
JW439
JW412
JW306
JW363
JW440
Q355
JW390
JW451
JW316
JW403
JW322
JW333
JW339
C141
JW437
C309
C308
C315
JW332
CN301
JW404
JW389
IC320
IC305
1
1
1
3
1
3
1
3
IC302
IC101
IC201
1
3
3
5
10
JW324
Q305
X801
C145
JW466
C243
JW313
JW413
JW428
C143
D305
D303
D306
C144
JW414
C140
CN401
C326
JW380
D808
Q604
C260
C339
JW419
JW450
JW374
C365
JW441
JW364
JW325
JW398
JW383
JW331
IC305
JW367
CN101
Q601
D601
D602
R800
R851
R853
R855
R858
R857
R861
JR323
R863
R867
R864
R870
R874
R854
R852
R856
R859
R860
R862
R865
R866
R868
R871
R875
R877
R882
R884
R892
R869
R873
R876
R872
R879
R878
R883
R885
R899
R880
R260
R806
C230
R231
R311
Q312
C325
Q815
C330
L302
R810
R613
R843
R616
R887
R841
R812
R612
R845
R160
R614
D320
L307
C814
Q609
R607
Q605
C811
Q606
R604
R606
Q602
R601
R309
R848
R847
R881
R849
C808
C800
R846
R103
R834
R832
C804
R835
IC324
R838
R836
R840
C600
R831
R827
R826
R825
R824
R823
C313
R820
R822
C807
R886
R821
R894
R804
R350
R629
R842
R819
C344
Q100
R817
R818
R895
C812
JR118
R611
R898
R803
R805
JR303
JR218
Q330
C323
Q200
R317
R308
R608
R243
R610
C333
C380
C809
R808
R110
R109
C242
Q603
R801
R624
R210
R209
IC801
R318
R890
R204
C270
R104
C170
C109
R305
C321
R896
C317
R615
R117
R603
R116
C212
JR115
C210
C209
R203
C211
C112
C113
C110
C346
C213
IC323
Q890
R101
JR307
R807
R850
Q313
Q303
R815
R891
R897
R626
R802
Q662
R628
R119
JR215
R811
R304
R232
JR301
R216
R217
R141
C381
C806
R240
R143
C319
R113
C130
C111
R131
R132
R230
R130
C805
R814
R888
JR302
R241
R813
Q816
C343
C342
C803
R310
R320
R213
R214
Q817
R102
R219
R201
C142
R142
R242
R114
C316
R202
R140
Q891
D321
Q304
C376
C378
C377
C379
Q818
R330
R351
JR309
C314
R602
1
2
3
IC803
OPTICAL
DIGITAL OUT (CD)
1
3
H
HEADPHONE BOARD
CN502
1
3
19
2
17
2
1
2
16
15
F
SWITCH BOARD
CN805
1
5
11
TUNER PACK
SUPPLIED WITH
THE ASSEMBLED BLOCK
TU1
LCD BOARD
CN810
E
LCD BOARD
CN803
D
TC BOARD
CN301
B
LOADING BOARD
CN1
I
CD BOARD
CN701
A
L
R
AUDIO IN
MD (VIDEO)
SJ302
L
R
+
–
+
–
SPEAKER
IMPEDANCE
USE 6 – 16
Ω
VCD BLOCK (1/3)
SUPPLIED WITH THE
ASSEMBLED BLOCK
SJ301
VCD BLOCK (2/3)
SUPPLIED WITH THE
ASSEMBLED BLOCK
B
C
E
B
C
E
B
C
E
(CHASSIS)
(CHASSIS)
1-682-251-
22
(22)
G
POWER BOARD
CN902
1
5
9
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
MAIN BOARD
D303
H-4
D304
H-3
D305
C-7
D306
B-7
D307
I-5
D308
I-4
D309
G-5
D310
H-4
D311
I-7
D320
F-3
D321
F-3
D601
J-3
D602
J-3
D801
D-4
D802
E-3
D807
H-4
D808
E-5
D811
E-5
D812
G-4
IC101
I-8
IC201
G-8
IC301
H-4
IC302
J-7
IC304
J-6
IC305
H-3
IC306
H-4
IC320
G-3
IC321
C-8
IC323
F-6
IC324
E-7
IC801
C-3
IC803
B-4
Q100
G-5
Q200
G-5
Q301
C-7
Q302
B-7
Q303
B-7
Q304
B-7
Q305
J-5
Q306
J-4
Q312
C-6
Q313
C-6
Q330
G-5
Q355
J-6
Q601
I-3
Q602
J-3
Q603
J-3
Q604
I-3
Q605
I-3
Q606
I-3
Q607
I-4
Q608
I-3
Q609
I-3
Q661
I-3
Q662
I-3
Q815
C-7
Q816
C-7
Q817
C-7
Q818
C-7
Q890
E-5
Q891
E-5
• Semiconductor
Location
Ref. No.
Location
(Page 26)
(Page 29)
(Page 29)
(Page 20)
(Page 18)
(Page 29)
(Page 30)
(Page 29)
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