Sony CMT-GB3 / HCD-GB3 Service Manual ▷ View online
29
29
HCD-GB3
HCD-GB3
7-8. SCHEMATIC DIAGRAM — MAIN BOARD (2/3) —
34
36
28
26
30
PB/REC EQ AMP,
FUNCTION CONTROLLER
IC401
C194
C196
C198
C406
C407
C408
C415
C416
C431
C432
C433
C434
C437
C438
C501
C503
C504
C505
C506
C507
C508
C510
C511
C512
C513
C514
C530
C532
C543
C544
C568
C570
R134
R135
R136
R137
R138
R139
R140
R144
R145
R146
R147
R148
R149
R150
R405
R427
R428
R429
R430
R433
R434
R439
R440
R441
R442
R501
R502
R503
R504
R505
R506
R507
R508
R509
R510
R511
R512
R513
R514
R515
R516
R517
R518
R519
R520
R521
R522
R526
R527
R528
R529
R530
R531
R532
R533
R534
R568
R570
R575
R576
R577
R579
R581
R582
R583
C564
C565
R543
R542
R545
R544
W501
W502
C562
C561
C566
R535
R536
R564
R565
CNA502
R560
R424
R425
R423
R426
CNS104
D502
D501
D504
D506
D503
D505
D510
CNP501
CNP502
Q501
D511
Q502
SW501
C158
C159
C567
L501
Q508
Q507
C410
CNP171
D508
R578
R420
R419
C401
C409
C405
R561
C523
R525
R523
R524
C526
C525
C522
C529
C527
C528
C197
C195
C573
C574
R574
R566
C577
R567
C571
R573
R584
R572
C421
C404
C531
C502
R541
C551
C509
CNS111
R571
IC402
TPR1
BD3881FV
0.1
0.1
0.1
1
0.0047
0.0047
0.1
0.1
0.22
0.22
470p
470p
470p
470p
47p
470p
470p
0.047
0.047
0.01
0.01
100 16V
470p
470p
0.001
0.001
0.1
0.001
0.001
0.001
1
1
470
470
470
470
470
470
470
470
470
470
470
470
470
470
220
100k
100k
4.7k
4.7k
22k
22k
4.7k
4.7k
47k
47k
100
100
4.7k
4.7k
10k
10k
2.2k
2.2k
470k
470k
2.2M
2.2M
100
100
47
47
100k
100k
100k
100k
22k
22k
10k
4.7k
4.7k
2.2k
2.2k
4.7k
4.7k
10k
10k
22k
1k
22k
10k
100k
10k
47k
4.7k
47k
0.01
1
4.7k
10k
4.7k
4.7k
0.0022
0.0022
0.0022
47
47
10k
10k
6P-(PH)
TAPE_HEAD
3P-PH
TAPE_MECHA
0
8.2k
8.2k
10k
10k
23P
MC2840-T112-1
MC2840-T112-1
MC2840-T112-1
MC2840-T112-1
MC2840-T112-1
MC2840-T112-1
1SS355WTE-17
6P
3P
KTA1273-Y-AT
1SS355WTE-17
2SC3052F-T-1-LF
0.1
0.1
0.0047
100V
2SC1740S-RT
2SC1740S-RT
0.1
8P
1SS355WTE-17
10k
22k
22k
0.1
50V
0.1
0.1
50V
4.7
0.01
C524
0.01
0.01
10k
4.7k
4.7k
0.01
0.01
100p
100p
0.001
0.001
470
10V
0.1
1
1
100
100
1
220k
0.1
10k
220k
100k
0.1
1
0.001
47p
22k
22
50V
100 16V
29P
220k
BA4558F-E2
•
See page 39 for IC Block Diagram.
30
30
HCD-GB3
HCD-GB3
7-9. SCHEMATIC DIAGRAM — MAIN BOARD (3/3) —
•
See page 21 for Waveform.
•
See page 38 for IC Block Diagram.
29
28
No mark : FM
L804
L805
C826
C827
C852
C821
C833
C831
C810
Q801
C838
C835
C836
C816
C834
JW804
JW802
JW803
JR801
JW806
R844
R846
R807
R853
R822
R837
R838
R810
R808
R830
R842
R839
R811
R818
R845
R829
R812
R848
C807
R821
R824
R825
R831
R828
C873
R836
R840
R833
R843
R814
R841
R859
R860
D813
D812
R852
R855
D851
C855
C854
C851
C830
C829
C825
C811
Q802
C832
CF801
CF802
C856
C847
C848
C853
Q803
C814
CF803
C801
IC801
R823
R835
C839
C828
C802
D802
R802
R815
C815
R849
C824
C817
R813
C820
R826
D814
R809
R834
R805
R851
C813
C819
R817
C822
L803
C812
R806
C806
C804
C818
C809
R804
D803
X801
C823
C840
C841
R801
R816
R863
R827
R819
R820
JW805
R850
JW851
L851
L852
R803
C803
L806
CNP802
100p
100p
10p
0.047
0.47
0.47
0.22
2SC3052F-T1-LF
0.1
0.22
0.22
0.22
220
10V
10V
0
0
0
0
0
10
2.2k
100k
100k
2.2k
10k
10k
1M
10k
47k
47k
100
4.7k
47k
22
100k
470
1k
0.0022
220
2.2k
470
220
47
2p
10k
22k
10k
470k
100
100
10k
10k
1PS226-115
1PS226-115
22
470k
SVC347A-TL
470p
10p
0.047
0.01
0.01
1
6.3V
0.1
2SC3052F-T1-LF
0.47
5p
0.0022
0.0022
0.022
2SC5477
0.1
100
16V
LV23003VA
100
4.7k
0.1
100p
0.1
SV230-TB-E
10
4.7k
100p
22k
18p
0.1
10k
0.001
100
1PS226-115
1k
22k
100k
22k
220
10V
0.001
10k
470p
0.1
0
0.001
0.1
0.001
0.1
0
SV230-TB-E
75KHz
18p
0.47
22
50V
2.2k
10k
22k
100
10k
1k
0
2.2k
0
10
0.01
Fm-DET
23003
3P
31
31
HCD-GB3
HCD-GB3
7-10. PRINTED WIRING BOARD — AMP BOARD —
•
See page 21 for Circuit Boards Location.
:Uses unleaded solder.
• Semiconductor
Location
Ref. No.
Location
D241
B-4
IC202
C-3
Q201
B-3
Q202
B-4
Q241
B-2
Q242
B-2
Q243
B-3
Q244
B-3
Q901
B-1
Q902
B-2
Q903
B-1
A
MAIN
BOARD
WH102
WH102
(Page 27)
D
MAIN
BOARD
WH901
WH901
(Page 27)
B
MAIN
BOARD
WH101
WH101
(Page 27)
IC202
1
3
1
1
5
4
E
E
E
E
E
E
E
E
E
-VP
R-OUT
AMP BOARD
FAN
1
2
A
B
C
3
4
5
32
32
HCD-GB3
HCD-GB3
7-11. SCHEMATIC DIAGRAM — AMP BOARD —
•
See page 39 for IC Block Diagram.
28
28
28
FAN
Q202
C201
C202
C203
C204
C209
C210
C211
C212
C244
C251
C253
C254
C901
C921
R201
R202
R207
R208
R213
R214
R215
R216
R217
R218
R219
R220
R221
R222
R223
R224
R226
R227
R228
R231
R232
R234
R235
R236
R237
R241
R242
R243
R244
R245
R247
R248
R251
R253
R905
R907
R908
R909
R910
R924
C903
R249
C206
C205
R211
R212
Q243
Q244
Q241
Q903
Q902
TH241
R238
Q901
Q242
D241
Q201
R203
R911
R205
R246
R204
R206
R233
R225
CNP902
R906
C902
R904
R923
R921
R922
CNP901
CNP202
CNP201
IC202
R252
C252
2SA2026
220p
220p
4.7
50V
50V
4.7
50V
50V
10p
10p
0.0022
0.0022
0.01
0.1
0.0022
0.0022
4.7
50V
50V
4.7
50V
50V
0
0
100
100
10k
10k
1k
1k
1k
1k
1k
1k
22k
22k
10k
10k
22k
2.2k
2.2k
220
220
10k
0.22
2W
0.22
2W
0.22
2W
10k
10k
1k
100k
2.2k
470k
10k
100
10k
47k
4.7k
4.7k
10k
47
2.2k
47
50V
4.7k
220p
220p
33k
33k
2SC3052F-T1-LF
2SA1235TP-1EF
2SC3052F-T1-LF
2SC3052F-T1-LF
2SA1235TP-1EF
0.22
2W
2SC3052F-T1-LF
2SA1235TP-1EF
MC2838-T112-1
2SA2026
47k
47
10k
10k
47k
10k
10k
22k
3P
470
47
50V
10k
220k
10
47
4P
5P
5P
STK432-070
100
0.1
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