Sony CDX-GT24 / CDX-GT28 Service Manual ▷ View online
CDX-GT24/GT28
CDX-GT24/GT28
17
17
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
A
KEY BOARD
CN901
AMP
REM
ORG/WHT
BLU/WHT
LIG
HT
BLU
Q478
Q479
R509
R513
R514
C504
C508
C507
R510
R511
R512
R528
C413
C501
R503
R582
D580
R632
R609
R634
R633
Q631
R636
Q580
R521
R522
D581
D609
R583
R532
R531
C343
R671
R534
R756
C755
R752
R479
C770
C756
R504
R505
R673
C510
C512
C513
C514
C53
C54
C55
C56
C57
C58
C59
C60
R51
R52
R53
R54
R56
R57
R461
R451
C763
D719
R563
C617
C764
C765
C751
C602
R59
Q51
R60
R61
R301
R302
C30
6
C308
C309
C310
C771
JC754
JC755
R533
D512
R431
Q43
1
R441
R442
C312
R561
R570
C519
R502
R462
R452
R40
1
R519
C774
C775
R539
R677
D617
R661
R662
R663
R664
IC51
C776
C435
C455
C465
C445
C442
C432
C452
C462
C769
D704
C522
C523
R559
C63
C64
R153
R154
R155
D153
C154
C155
R151
R152
L151
C681
C682
C750
Q441
Q451
Q461
IC681
D479
R542
C157
Q52
JC301
JC51
JC52
JC53
JC302
FB308
FB309
D511
C631
C632
JC303
Q582
Q581
R556
R535
R536
R551
R506
R573
R575
R537
R413
R414
R55
C404
C405
R584
R674
C509
FB604
IC602
R565
R567
R601
R543
R679
R547
JC533
R540
R541
R585
R672
D510
R578
R675
R676
R566
R526
R693
JC502
JC503
C408
C409
JC151
FB401
FB402
C706
C707
C708
C709
C719
R508
C551
D701
D702
D703
R529
R530
R631
R635
C1
C12
IC1
C5
R3
VDR
1
R1
C6
C7
C8
C9
C16
C17
C18
C19
C20
C21
C22
C23
C24
C25
C26
C27
R11
R13
R14
R10
R6
C13
R2
R12
R4
R5
FB1
FB2
C29
R432
C520
C521
JC521
IC5
01
R412
IC401
R557
R572
R690
FB312
FB311
FB304
R501
C601
X51
D760
D601
D762
L601
CNP301
CN601
FU601
X501
D752
CN701
JW89
JW22
JW3
JW93
JW18
JW1
JW2
JW9
JW45
C441
C431
C451
C461
C401
C51
C753
C758
C479
C302
C301
C305
IC750
C151
C152
JW139
C623
C622
JW20
C683
JW132
JW131
JW19
JW35
JW38
JW142
C153
JW21
JW5
JW1
0
JW88
JW97
JW95
JW98
JW14
JW15
JW16
JW34
JW30
JW11
JW12
JW13
JW68
JW133
JW74
JW70
JW71
JW40
JW108
JW79
JW149
JW151
JW156
JW155
JW128
JW6
0
JW150
JW86
JW87
JW141
JW115
JW27
JW99
JW28
JW106
JW1
18
JW154
JW48
JW42
JW26
JW25
JW1
03
JW56
JW54
JW73
JW24
JW29
JW123
JW124
JW135
JW104
JW105
JW96
JW92
JW33
JW3
7
JW120
JW90
JW109
JW39
JW111
JW31
JW136
JW4
JW17
JW7
JW6
JW8
JW32
JW100
JW101
JW121
JW122
JW157
JW158
JW159
JW160
JW161
JW129
JW130
JW91
JW80
JW76
JW78
C752
JW140
JW75
JW36
JW5
5
JW62
C50
3
JW82
JW65
JW167
JW166
JW59
JW49
JW47
JW85
JW84
JW94
JW152
JW50
JW57
JW146
JW175
JW176
JW174
X502
C407
C406
C75
4
C412
C761
JW23
JW178
JW102
JW137
JW138
L6
X1
C28
L7
L8
JW147
JW148
L1
JW126
L2
JW51
JW6
6
JW1
53
JW81
1-877-019- (21)
21
(CHASSIS)
(CHASSIS)
J1
(ANTENNA)
X501
CD
MECHANISM
UNIT
(MG-101L)
R550
(CHASSIS)
4-3. PRINTED WIRING BOARD – MAIN Section –
•
: Uses unleaded solder.
(Page 21)
Ref. No. Location
• Semiconductor Location
Ref. No. Location
D153
H-2
D479
E-6
D510
F-6
D511
F-5
D512
E-9
D580
D-10
D581
D-9
D601
C-9
D609
C-8
D617
C-8
D701
H-3
D702
H-3
D703
H-3
D704
H-3
D719
I-4
D752
B-7
D760
C-8
D762
C-8
IC1
E-2
IC51
G-2
IC401
E-3
IC501
G-6
IC602
H-7
IC681
E-7
IC750
B-6
Q51
G-3
Q52
G-3
Q431
B-4
Q441
B-3
Q451
C-4
Q461
D-4
Q471
B-3
Q478
E-6
Q479
D-5
Q481
C-3
Q580
D-9
Q581
E-10
Q582
F-10
Q631
D-8
CDX-GT24/GT28
CDX-GT24/GT28
18
18
IC B/D
R633
C683
C753
C758
C761
C754
C503
C751
C771
C776
C775
C765
C519
C764
C774
C601
C602
C617
R635
R631
FU601
CN601
JC755
JC754
C763
C752
C770
R601
C681
C622
C623
C682
FB604
JC502
IC602
R634
C631
C632
R632
R540
R541
R585
R584
Q582
Q581
R583
R582
Q631
Q580
C750
C769
D760
D762
IC681
D617
D601
L601
D580
D581
D752
R609
D609
IC750
4-4. SCHEMATIC DIAGRAM – MAIN Section (1/3) –
• See page 23 for IC Block Diagrams.
(Page 20)
(Page 19)
CDX-GT24/GT28
CDX-GT24/GT28
19
19
IC B/D
IC B/D
IC B/D
C479
C401
C406
C407
CN701
R153
R151
R152
R155
R412 R413
R414
L1
L2
X1
JW128
JW123
JC151
Q451
Q441
Q431
Q461
C412
R452
R462
R752
R59
R60
R61
R401
R1
C28
C551
C706
C707
C708
C709
C719
C157
C155
C154
C408
C409
C26
C9
C12
C5
C7
C8
C1
C445
C442
C755
C435
C432
C455
C465
C452
C462
C756
R431
C431
R432
R442
R441
C441
C451
R451
R461
C461
R2
L6
C13
C16
C17
C404
C405
C405
C18
R6
C19
C20
C21
L7
L8
C22
C23
R11
C25
C27
R13
R14
R12
C24
C59
X51
JC53
JC51
C64
C63
C60
C29
JC52
Q52
C51
JW70
JW60
C56
C55
C54
C53
R51
C55
C54
C53
R51
R52
C57
C57
C58
R54
R54
C413
R154
L151
R479
Q479
Q478
R10
R5
R4
IC401
D479
D511
D719
FB401
FB402
FB402
R57
R56
R53
IC51
Q51
VDR1
J1
C6
FB2
FB1
R3
IC1
C153
C151
C152
R55
D704
D703
D702
D701
D15
3
4-5. SCHEMATIC DIAGRAM – MAIN Section (2/3) –
• See page 16 for Waveforms. • See page 24 for IC Block Diagrams.
(Page 22)
(Page20)
(Page 18)
CDX-GT24/GT28
CDX-GT24/GT28
20
20
R671
R672
R673
R512
R511
R510
C301
C305
C302
R535
R536
R570
R513
R51
4
R557
R53
2
R550
R505
R504
R504
R522
R521
R565
R567
R561
R578
R679
R663
R528
JC533
R690
R542
R547
JC302
JC301
R530
R756
R301
R302
R509
R503
R502
R533
R519
R566
R539
R543
R675
R676
R676
R677
R526
R575
FB309
C521
C509
C508
C507
C523
C522
C514
C512
C501
C512
C501
C308
C312
C306
R506
R664
R662
R661
C309
C310
C343
JC503
R674
R636
R531
R534
R563
R559
JW87
R508
C51
0
R529
JC521
C504
R556
JC303
CNP301
X502
C513
C520
X501
FB308
FB311
FB312
D51
0
FB304
D512
R501
R573
R537
R551
R693
R572
IC501
4-6. SCHEMATIC DIAGRAM – MAIN Section (3/3) –
• See page 16 for Waveforms. • See page 26 for IC Pin Description of IC501.
(Page 19)
(Page 18)
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