Sony CDX-GT572 Service Manual ▷ View online
CDX-GT572
CDX-GT572
17
17
1
4
8 DN
4 B2
3 B1
3 B1
6 C2
39 VSM
12 TU ATT
12 TU ATT
33
I2C_CKO
SCL
SCL
SDA
SDA
SA_IN
SA_IN
MUTE
R-CH (REAR)
SA_CLK
SA_CLK
MUTE
SYSRST
BUSON
UNISCK
BUIN
UNISI
UNISO
BUSON
UNISCK
BUIN
UNISI
UNISO
LINK_OFF
DOOR_SW
SA_DATA
34
I2C_SIO
44
SA_IN
45
SA_CLO
32
SA_DATA
9
VOLATT
5
BEEP
26
AMPSTB
8
DIAG
72
ACC_IN
25 EEP_CKO
24 EEP_SIO
24 EEP_SIO
38 QUALITY
89 EJECT_OK_SW
59 UNISO
58 UNISI
60 UNISCK
93 Z-MUTE
98 CD_ON
99 CDM_ON
58 UNISI
60 UNISCK
93 Z-MUTE
98 CD_ON
99 CDM_ON
88 SYSRST
77 RESET
87 BUSON
54
77 RESET
87 BUSON
54
86
BUIN
1 VOUT
+3.3V
2
VDD
ATT
100
OPEN-MUTE
5 C1
4 SCL
2 SDA
2 SDA
16 ACGND
22 STB
25 DIAG
22 STB
25 DIAG
13 RST
3
BATT
BATT
BATT
CNJ400
(BUS CONTROL IN)
D603
D602
TH400
2
RST
1
BUS ON
4
CLK
6
5
6
4
2
3
1
7
8
DATA I/O
DISP+B (+9V)
ACC
ANT-R
AMP-R
R-CH
RR-
RR+
FR-
FR+
+B
RL-
RL+
FL-
FL+
11 IN-RF
12 IN-RR
3
LF-
5
LF+
7
LR-
9
LR+
27
SW2
29
SW1
33
REG4
34
REG5
31
REG3
30
REG1
37
REG2
35
VP
29
SCL
30
SDA
17
CLK
19
SOUT
28
MUTE
24
OUTR1
26
OUTF1
23
OUTR2
25
OUTF2
21
OUTS2
18
DATA
9 DP2
1 A1
2 A2
7 DP1
R-CH
R-CH
R-CH
ANT
10 VCC8.3V
12C-SCL
12C-SDA
12C-SDA
12C-SCL
BATT
R-CH
12C-SDA
VSM
TUATT
TUATT
EEPCKO
EEPSIO
EEPSIO
AU_LCH
AU_RCH
EJECT_OK
UNISO
UNISI
UNICLK
Z-MUTE
CD-ON
CDM-ON
LINK_OFF
SYS_RST
AU_RCH
EJECT_OK
UNISO
UNISI
UNICLK
Z-MUTE
CD-ON
CDM-ON
LINK_OFF
SYS_RST
BUS_ON
B/U_CHECK
A-ATT
D_3.3V
A_3.3V
BU_3.3V
DR_6V
B/U_CHECK
A-ATT
D_3.3V
A_3.3V
BU_3.3V
DR_6V
MECHA6V
+3.3V
SERVO3.3V
UNISI
UNISO
UNISCK
SYSRST
LINK_OFF
BUSON
BUIN
BUIN
R-CH
D511
D400
D493
D491
D494
11 VDD5V
15 E2PVDD
15 E2PVDD
AU8V
TU+5V
+3.3V
L
3
R
14
SDA
13
SCL
7
TUN_MUTE
6
S-METER
17
E2PSDA
5
QUALITY
11
1
9
9
2
4
12
3
11
5
6
16
7
10
15
21
22
24
26
16
21
22
24
26
16
5
7
7
28
27
25
25
9
18
19
19
8
1,2
6
16
E2PSCL
-2
R
-1
L
J451 (1/2)
BUS
AUDIO
IN
J901
J1
(ANTENNA)
CN350
S103
RESET
AUX
TU1
TUNER UNIT
ELECTRONIC VOLUME
IC401
POWER AMP, MULTI
VOLTAGE REGULATOR
IC300
CN300
SYSTEM CONTROL
IC501 (1/2)
BUS INTERFACE
IC601
RESET
IC602
R-CH
R-CH
R-CH
R-CH
CD
MECHANISM
UNIT
(MG-101TC)
SA_DATA
R-CH
R-CH (FRONT)
MUTE DRIVE
Q491,492
ACC DETECT
Q702
+5V REG
Q3
LINK ON/OFF CONTROL
Q600,601
BATTERY CHECK
Q605
MUTE
Q470
MUTE
Q440
MUTE
Q430
MECHA6V
SERVO3.3V
AU8V
U-COM (+5V)
BATT
FU601
R-CH
J451 (2/2)
-5
L
-6
R
-1
L
-2
R
-3
L
-4
R
FRONT AUDIO OUT
SUB OUT
(MONO)
REAR AUDIO OUT
12 BUSIN
11 CLK-IN
10 B/U-C
11 CLK-IN
10 B/U-C
8 DATA OUT
9 DATA IN
9 DATA IN
3 VOUT
U-COM (+5V)
+3.3V
2
VIN
+3.3V REG
IC502
TU+5V
AU8V
: AUDIO
: MW
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD
: AUX
: FM
DISPLAY
SECTION
A
5-1. BLOCK DIAGRAM – MAIN Section –
(Page 18)
CDX-GT572
CDX-GT572
18
18
5-2. BLOCK DIAGRAM – DISPLAY Section –
KEY ACK
ENABLE
Q501
LED DRIVER
Q589,590
40
28
29
27
29
27
41
52
76
SYSTEM CONTROL
IC501 (2/2)
REMOTE CONTROL
SIGNAL RECEIVER
IC971
KEYIN1
71 RC_IN1
RC1
RC0
D501
43 RC_IN0
LCD_SO
LCD_CKO
LCD_CE
46
DOOR_IND
64
3
SIRCS
OUT
KEYIN0
48 RE_IN1
RE-0
DOOR_SW
RE-1
47 RE_IN0
XOUT
XIN
KEY ACK
AD_ON
70 DOOR_SW
7 NOSE_SW
LED201
(DISC IN)
LED202
KEY MATRIX
S901–915
VOLUME
CONTROL
DIAL/
SELECT
BUTTON
RE901
ROTARY
ENCODER
J370
REMOTE
IN
(
)
CN201
CN901
14
14
+
80
79
X501
32.768kHz
OSCIN
OSCOUT
83
82
X500
18.432MHz
S201
;
MAIN
SECTION
A
3 AREASEL2
S102
(FRONT PANEL DETECT)
LCD DRIVER/LED CONTROL
IC901
CL
CE
CE
77
78
76
80
COM1
I
COM4
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
3
|
64
65
|
68
S1
I
S62
DIMMER
DI
LED930,931
(
)
LCD BACK
LIGHT
LCD BACK LIGHT
DIMMER CONTROL
Q901
;
S501
FREQUENCY
SELECT
(
)
+3.3V
FM(200k)
MW(10k)
FM(50k)
MW(9k)
DISP+B
R994
(
)
D946,949,
951–966,993
KEY
ILLUMINATION
(Page 17)
CDX-GT572
CDX-GT572
19
19
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
12
C414
C413
C432
C452
C442 C422
R432
R452
R442 R422
Q440
Q420
C423
C443
Q460
Q470
R35
7
R481
R480
R482
C482
C483
C483
C484
R2
R3
R3
R4
R5
D2
C7
R10
C3
C9
C8
C301
C323
C324
C304
C305
C307
C309
C320
C313
C315
C902
C901
C704
D606
D605
D602
Q605
R60
3
R604
R611
D603
D604
Q601
R608
R610
R606
R607
R607
R706
D702
D701
R708
R707
Q702
C415
C402
R351
FB408
FB407
FB406
FB405
FB404
FB401
FB402
FB403
C412
R402
R401
C419
C418
IC601
C601
R543
IC602
R522
R531
R532
R534
R601
R602
R536
C516
C515
C506
R370 R546
R529
R530 R528
R547
D502
R541
R550
R538
R526
R525
C50
7
C508
R540
C509
R516
R548
R549
R545
C318
R301
R509
R510
R519
R520
D501
C50
2
C325
D491
R491
Q501
L500
L4
R553
C14
R500
JC501
JC503
JC491
JC490
JC302
JC300
JC301
JC3
JC600
JC350
C519
R527
R471
R539
C513
C410
C63
C64
C52
3
C110
D10
3
C104
D101
R494
R555
R556
R537
JC304
R411
C411
R461
R559
D114
D115
R418
Q589
Q590
R361
JC305
Q430
R416
Q492
Q491
D511
D494
D49
3
D400
R56
3
C4
C472
R433
R513
JC524
C116
C117
R501
R503
C331
C330
R455
IC401
R474
C327
C328
C328
R355
R356
R419
R417
R554
R557
R400
IC501
C465
C466
R514
R517
R515
R518
JC5
04
JC518
JC508
JC53
JC602
JC400
JC401
R40
7
R371
C512
C511
C510
C312
C447
C446
R431
R421
JC522
Q600
R511
D116
D104
D105
D106
D107
D108
D109
D110
JC603
D102
R551
R507
C602
R605
C417
R535
C360
R302
C319
C504
R57
3
R562
JC523
C362
C361
R701
C103
IC502
Q3
R523
R524
JC509
R574
R577
R579
R580
C462
R583
R521
R558
R484
R483
R441
C111
C494
R584
C109
L301
L302
L303
JC512
JC511
R7
R6
R13
R12
R454
R453
R358
R359
L1
C30
3
C471
C2
C5
C306
D303
D60
7
C701
L300
CNJ400
TH400
C401
C405
X500
X501
S103
J1
TU1
CN350
J370
C480
C481
S102
R705
J451
CN410
C487
C461
C485
C505
IC300
S501
JW5
JW6
JW21
JW22
JW23
JW24
JW26
JW27
JW44
JW45
JW54
JW55
JW67
JW68
JW69
JW72
JW73
JW81
JW82
JW83
JW84
JW8
5
JW8
6
JW8
7
JW90
JW9
1
JW92
JW93
JW94
JW95
JW96
JW97
JW104
JW109
JW110
JW112
JW113
JW114
JW117
JW118
JW131
JW135
JW137
JW138
JW139
JW140
JW143
JW154
JW153
JW75
JW64
JW62
JW63
JW34
JW35
JW36
JW33
JW39
JW3
7
C363
C364
C300
C321
C43
1
C441
C421
JW53
JW148
JW145
JW101
JW108
JW107
JW50
JW71
JW119
JW160
JW51
JW147
C702
C501
C403
C316
C503
C31
4
C491
C317
L101
JW159
JW103
JW124
JW116
JW132
JW4
D30
9
D31
2
D31
1
D31
0
CN300
FU601
CN702
JW31
JW32
JW43
JW120
JW130
JW129
D30
6
D307
D308
D30
5
D304
D302
D301
JW2
JW98
JW99
JW3
JW11
JW19
JW20
JW20
JW18
JW100
C30
8
JW41
JW40
JW65
JW66
JW25
JW8
JW105
JW56
JW57
JW60
JW59
JW58
JW61
JW80
JW102
JW76
JW77
JW74
JW141
JW106
JW150
JW9
JW10
C310
C600
JW17
JW28
JW29
JW30
JW29
JW30
JW16
JW42
JW42
JW161
JW163
JW162
JW123
JW1
JW166
JW167
JW168
JW169
JW70
JW164
JW14
JW38
JW1
3
JW12
JW7
JW165
JW111
JW152
JW78
R14
6
R144
JW155
JW170
JW171
5-3. PRINTED WIRING BOARD – MAIN Section –
•
: Uses unleaded solder.
Ref. No. Location
• Semiconductor
Location
D2
F-2
D101
I-2
D102
I-3
D103
I-4
D104
I-3
D105
I-3
D106
I-3
D107
I-2
D108
I-2
D109
I-2
D110
I-2
D114
I-2
D115
I-2
D116
H-3
D301
D-8
D302
C-8
D303
D-8
D304
C-8
D305
C-6
D306
C-6
D307
C-6
D308
C-6
D309
C-6
D310
C-6
D311
C-6
D312
C-7
D400
G-8
D491
E-5
D493
F-7
D494
F-6
D501
I-5
D502
I-5
D511
H-8
D602
F-10
D603
F-10
D604
F-10
D605
B-9
D606
C-9
D607
C-9
D701
C-8
D702
G-9
IC300
B-6
IC401
E-3
IC501
G-6
IC502
H-8
IC601
G-9
IC602
H-8
Q3
F-2
Q420
C-4
Q430
C-3
Q440
C-3
Q460
C-3
Q470
C-4
Q491
E-5
Q492
E-5
Q501
I-6
Q589
I-2
Q590
H-2
Q600
F-10
Q601
G-10
Q605
F-10
Q702
G-10
(Page 23)
CDX-GT572
CDX-GT572
20
20
IC/BD
IC/BD
C701
D303
D304
D30
1
D302
C600
R610
C308
D305
D306
D307
D308
D309
D310
D311
D312
C317
R301
R302
C319
R604
R603
R706
C702
R708 R707
Q600
R608
D607
Q492
C491
R491
D491
D511
R605
Q601
Q491
C602
JC603
JC602
C601
C901
JC504
C318
JC300
JC301 C301
C323
C704
JC302
C324
C304
C306
C305
C307
C309
C466
C465
C462
C472
IC300
C31
0
C320
C312
C313
C314
C315
C316
C303
FU601
CN300
R701
C902
R611
R607
R606
R602
R601
L301
L302
L303
J370
Q702
R705
Q605
CNJ400
TH400
D701
D702
L300
D602
D604
D606
D605
D603
IC601
5-4. SCHEMATIC DIAGRAM – MAIN Section (1/3) –
• See page 26 for IC Block Diagrams.
(Page 22)
(Page 21)
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