Sony CDX-GT55IP / CDX-GT55IPS / CDX-GT620IP / CDX-GT62IPW Service Manual ▷ View online
CDX-GT55IP/GT55IPS/GT62IPW/GT620IP
CDX-GT55IP/GT55IPS/GT62IPW/GT620IP
21
21
1 ANT
SCL
SDA
CDMON
CDON
CDON
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
TU1
(TUNER UNIT)
I2C BUS CONTROLLED POWER AMP/
MULTIPLE VOLTAGE REGULATOR
IC300
SYSTEM CONTROL
IC501 (1/2)
CN300
(FRONT)
(FRONT)
BATT
6 CD-LCH
5 CD-RCH
5 CD-RCH
6
S-METER
7
TUN MUTE
93 VSM
5
QUALITY
9
RDS OUT
88 QUALITY
8
MUTE CON
75 TUATTIN
18 DAVN
BU+3.3V
AEP,UK MODEL
87 RDS ON
20 CDM ON
51 CD ON
22 Z MUTE
51 CD ON
22 Z MUTE
11
VDD+5V
4
L-CH
3
R-CH
BU+3.3V
10
VCC+8.3V
86 TUATT
85 NSMASK
CD ON
CDM ON
CD L
CD R
4 TU-LCH
3 TU-RCH
3 TU-RCH
CD-RCH
A ATT
TU-RCH
AUDIO+8.3V
AUDIO+8.3V
19
SAOUT
18
SADA
5
3
3
OUT FL+
OUT FL–
9
7
7
OUT RL+
OUT RL–
29
27
27
AMP REM
R-CH
ANT REM
37
AUDIO+B
35
VP
20
VP1
6
VP2
BU+B
31
33
33
SERVO+3.3V
MECHA+6V
34
PANEL+B
28
MUTE
2 SDA
AUDIO+8.3V
BU+5V
SERVO+3.3V
MECHA+6V
PANEL+B
BU+5V
SERVO+3.3V
MECHA+6V
PANEL+B
4 SCL
SDA
SCL
SCL
16 BEEP
22 STB
25 DIAG
22 STB
25 DIAG
13
7
10
12
11
16
1
9
9
2
4
3
5
6
6
29
30
30
SCL
SDA
SCL
SA CLK
SA DATA
SA IN
SDA
SCL
SDA
59
56
56
VOLATT
ATT
29
I2C SCK
30
I2C SIO
BUIN
12 IN FL
FL+
FL–
FL–
RL+
RL–
RL–
FR+
FR–
RR+
RR–
FR–
RR+
RR–
AMP-REM
ANT-REM
ANT-REM
ACC
17
SACLK
MUTE
Q432
MUTE CONTROL
SWITCH
Q491,492
19
42
SYSRST
RESET
IPOD RXD
IPOD TXD
IP CHECK
IPOD TXD
IP CHECK
IPOD RXD
IPOD TXD
IPOD CHECK
IPOD TXD
IPOD CHECK
SYSRST
55
ACC IN
ACCESSORY CHECK
Q702
BATT
OVER VOLTAGE
CHECK
Q605
LOW VOLTAGE
CHECK
Q601,602
MUTE
Q460
MUTE
Q401
MUTE CONTROL
SWITCH
Q411,412
MUTE
Q440
SA IN
SA DATA
83
SA IN
89
SAOUT
SA CLK
90
SA CLK
D491
F901
R-CH
23
24
24
OUT–RL
OUT–RR
J652
AUDIO OUT
FRONT
R-CH
25
26
26
(REAR/SUB)
R-CH
22
OUT–FL
OUT–FR
R-CH
L
R
(REAR/SUB)
AUDIO OUT
REAR/SUB
R-CH
L
R
21
SUBOUT–L
SUBOUT–R
D353
D602
BATT
D603
DISPLAY
SECTION
C
DISPLAY
SECTION
A
BATT
TUNER VDD+5V
REG
Q3
NOISE MASK
SWITCH
Q1
RDS+3.3V
SWITCH
Q50,51
RDS DEMODULATOR
IC50
15
E2PVDD
13
SCL
16
E2PSCL
17
E2PSDA
14
SDA
BU+5V
BU+3.3V
REG
IC681
11 IN RL
TEL ATT
54
TELATT
TELEPHONE ATTENUATION CHECK
Q701
14
ILL
52
ILL IN
57
DIAG
58
AMPSTB
26
BEEP
AUX
J901
IPOD SIGNAL AMP
IC402
(IPOD IN)
(1/2)
9 AUX-LCH
7 AUX-RCH
7 AUX-RCH
AUX-RCH
2 BUS-LCH
1 BUS-RCH
1 BUS-RCH
AUX-RCH
CD-RCH
TU-RCH
ZMUTE
44 WAKE UP
WAKE UP
23 EJECT OK
EJECT OK
36 MC RX
MC RX
35 MC TX
MC TX
5 VBUS ON
VBUS ON
50 IPDET
IP DET
Z MUTE
SYS RST
MECHA+6V
BU+3.3V
BU+3.3V
SERVO+3.3V
B/U CHECK
RXD
TXD
DR+6V
BU+3.3V
A+3.3V
CDON
CDMON
ZMUTE
WAKE UP
WAKE UP
SYSRST
EJECT OK
EJECT OK
BU IN
IPOD CHECK
VBUS ON
VBUS ON
IPDET
RXD(IPOD)
IPD RXD
TXD(IPOD)
IPD TXD
MC TX
MC RX
ATT
DISPLAY
SECTION
B
CD
MECHANISM
UNIT
(MG-101I)
11
SCL
15
INTN
16 MPX
XTO
XTI
12
SDA
SCL
SDA
SDA
1
VDDA
7
VDDD
10
9
X50
8.664MHz
BUIN
ILLUMINATION CHECK
Q703
30
BATT
7
OUT-L
14
OUT-R
8 IN
-
L+
14 IN-R+
IPOD-AUD-L
IPOD-AUD-R
IPOD-AUD-R
• Signal Path
• R-CH is omitted due to same as L-CH.
J
: CD PLAY
K
: FM
L
: AUX
f
: AM/MW/LW/SW
g
: IPOD
K
K
K
K
K
K
K
K
K
K
K
K
K
K
J
J
K
L
L
K
f
K
g
g
g
g
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM – MAIN Section –
(Page 22)
(Page 22)
(Page 22)
CDX-GT55IP/GT55IPS/GT62IPW/GT620IP
CDX-GT55IP/GT55IPS/GT62IPW/GT620IP
22
22
RESET
MAIN
SECTION
A
MAIN
SECTION
B
MAIN
SECTION
C
13
15
95
1
2
2
100
94
4
SYSTEM CONTROL
IC501 (2/2)
LCD DRIVE
IC901
KEYIN0
CL
CE
CE
LCD SO
LCD CLK
LCD CE
KEYIN1
82 RE–IN0
81 RE–IN1
81 RE–IN1
92 KEYACK1
43 RC IN1
91 KEYACK0
97 RC IN0
7 NOSE SW
SIRCS
ATT
12 RESET
6 DOORIND
OSCOUT
OSCIN
39
IPODCHG
X501
11.06MHz
(IPOD IN)
(2/2)
77
78
76
DI
PANEL+B
BU+3.3V
BATT
KEY MATRIX
S201,901–915
10
11
XOUT
XIN
X502
32.768kHz
24
DOOR SW
BU+3.3V
10K
S501
FREQUENCY
SELECTOR
9K
(VOLUME)
PUSH ENTER/ SELECT
RE901
ROTARY
ENCODER
REMOTE CONTROL
SIGNAL RECEIVER
IC971
S600
(NOSE DET)
RESET
IC602
PANEL B+
GT62IPW/GT620IP
LED DRIVE
Q901
LED DRIVE
Q943
LED DRIVE
CONTROL SWITCH
Q921
S103
RESET
LED202
;
LED201
CD
INDICATOR
80
OPEN MUTE
D503
J370
(REMOTE IN)
70 AREASEL2
E,MX MODEL
DOOR INDICATOR
CONTROL SWITCH
Q900
IPOD DETECT
Q901
LED930,931
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
LCD
BACK LIGHT
LED (BLU) DRIVE
Q919
LED (RED) DRIVE
Q920
LED952–966
LED902–916
LED943,947,
948,950
RING
ILLUMINATION
IPOD RX+5V
CONTROL SWITCH
Q252,253
IPOD CHARGE
CONTROL SWITCH
IC801
IPOD CHARGE
IPOD TX+5V
IPOD +3.3V
IPOD RX+5V
BATT
IPOD TXD
IPOD RXD
IPOD CHECK
IPOD TX+5V
CONTROL SWITCH
Q254,255
79
DIMMER
2
LIM-1
1
LIM-2
80
RING
IPOD DET
• Abbreviation
MX : Mexican model
MX : Mexican model
5-2. BLOCK DIAGRAM – DISPLAY Section –
(Page 21)
(Page 21)
(Page 21)
CDX-GT55IP/GT55IPS/GT62IPW/GT620IP
CDX-GT55IP/GT55IPS/GT62IPW/GT620IP
23
23
For Schematic Diagrams.
Note:
• All capacitors are in
• All capacitors are in
μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specifi ed.
•
f :
internal
component.
•
C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
•
A : B+ Line.
•
B : B– Line.
•
H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
(
)
:
AM/MW/LW/SW
<
> : CD PLAY
*
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J
: CD PLAY
F :
FM
f :
AM/MW/LW/SW
L :
AUX
g : IPOD
• Abbreviation
CND :
CND :
Canadian
model
MX
: Mexican model
For Printed Wiring Boards.
Note:
•
•
X : Parts extracted from the component side.
•
Y : parts extracted from the conductor side.
•
a
:
Through
hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Note:
The components identi-
fi ed by mark
The components identi-
fi ed by mark
0 or dotted
line with mark
0 are criti-
cal for safety.
Replace only with part
number specifi ed.
Replace only with part
number specifi ed.
Note:
Les composants identifi és
par une marque
Les composants identifi és
par une marque
0 sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
• Waveforms
– MAIN Board –
– MAIN Board –
• Indication of transistor.
C
B
These are omitted.
E
Q
C E
B
These are omitted.
These are omitted.
C B
E
• Abbreviation
CND :
CND :
Canadian
model
MX :
Mexican
model
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen from
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
1.1 Vp-p
8.664 MHz
0.7 Vp-p
32.768 kHz
1.5 Vp-p
11.06 MHz
0.2 V/DIV, 10
μsec/DIV
0.5 V/DIV, 0.1
μsec/DIV
0.5 V/DIV, 0.1
μsec/DIV
IC50
(XTI)
IC501
(XIN)
IC501
RH (OSC IN)
CDX-GT55IP/GT55IPS/GT62IPW/GT620IP
CDX-GT55IP/GT55IPS/GT62IPW/GT620IP
24
24
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
C504
R535
R544
R545
9k
10k
R546
C15 EXCEPT AEP,UK
MODEL
AEP,
UK
MODEL
AEP,
UK
MODEL
AEP,
UK
MODEL
JC901
JC902
JC445
JC446
JC447
JC448
JC505
JC507
JC202
JC508
C211
C201
R211
R201
R475
C261
C259
C260
R285
R914
R280
R915
R53
7
R541
R284
C478
R271
R272
C319
R281
R474
FMB3
FMB4
FMB
5
D252
D253
D703
D254
Q253
Q255
Q254
Q901
Q252
IC402
IC681
JC510
JC511
JC512
JC513
JC514
JC515
FMB8
R352
C47
4
C47
5
FMB11
FMB13
C70
4
C705
R525
C442
C31
3
R515
Q420
C422
Q50
JC993
R447
IC401
R448
C445
CD
MECHANISM
UNIT
(MG101I)
JC441
JC442
D491
JC440
R604
R405
C423
L407
C426
L370
C462
C452
R563
C419
R517
R519
JC506
R491
R521
JC500
R523
C432
R524
D115
R531
R412
R902
R903
R532
JC413
JC443
R53
3
JC700
R536
C505
D702
JC404
C703
R538
R540
D704
R701
D707
R703
R704
R702
Q701
D706
R70
6
Q702
Q440
R70
8
R707
R542
Q1
R1
JC201
JC412
R3
R2
R4
R5
R8
R9
R101
R543
Q3
C307
IC602
C305
R37
1
R37
0
R601
YEL
JC400
C309
R501
R502
D2
R50
3
C3
D504
R10
C6
C7
JC1
R50
4
D15
3
JC504
R59
9
Q452
Q432
R45
0
Q460
C301
JC705
C325
YEL
(i-Pod IN)
D105
C330
C304
C706
D503
C151
C707
JC503
R57
1
D10
9
L410
(CHASSIS)
R402
R570
Q470
R462 R472
R401
D705
D15
2
D708
D10
8
D15
1
D110
C50
1
C154
C155
R547
D15
6
C157
L151
R548
R152
R54
9
R151
R153
C8
IC801
R154
C702
C152
R43
1
C418
C415
D111
R155
D113
R303
R56
2
C70
9
Q401
JC501
Q402
C508
C320
R403
R404
C509
R567
R710
R566
C51
1
C510
C513
R559
R560
C512
R56
1
R45
1
D106
D112
R850
D10
7
R102
IC501
L401
JC410
R551
R301
C31
7
Q605
C49
3
R56
9
Q703
Q51
JC401
L90
1
R711
R603
C472
C463
R351
R463
R900
R906
R905
R901
Q900
Q411
L406
L405
JC31
D353
R485
Q412
R680
C999
JC411
C484
C473
C412
C600
JC29
JC30
R302
R430
R452
C455
C453
C31
8
L902
C494
C312
D603
D602
Q602
R61
Q601
R473
JC402
R600
R449
R558
R58
L4
R90
4
L409
R442
C31
5
C40
2
R518
Q491
R494
JC350
R35
0
Q492
R51
1
R493
R496
R495
C498
C497
C362
JC403
R505
C361
R512
R421
R461
R13
R12
R80
9
C57
R552
C443
R557
R47
1
R60
R56
4
R53
C56
IC50
R810
R57
R52
R553
L50
R510
R509
R50
8
R507
D809
C50
3
C710
C55
C60
R54 C54
C52
C50
R55
C58
C953
C51
C53
L3
L2
R15
AEP,UK MODEL
JC50
C804
JC520
JC521
C802
JC525
C502
S501
JW11
JW15
JW18
JW76
JW5
C221
C212
C202
C477
C683
CN901
CN200
JW41
JW156
JW158
JW68
JW69
JW70
JW71
JW164
JW10
JW8
JW14
JW28
JW25
JW24
JW23
JW57
JW163
JW59
JW58
JW72
JW151
JW49
JW43
JW48
JW46
JW33
JW30
JW31
JW140
JW7
JW124
JW119
JW141
JW128
JW144
JW143
JW132
JW34
JW86
JW87
JW89
JW91
JW92
JW22
JW17
JW16
JW12
JW13
JW27
JW45
JW44
JW47
JW52
JW51
JW107
JW165
JW94
JW148
JW95
JW129
JW131
JW116
JW123
JW39
JW40
JW159
JW112
JW120
JW121
JW130
JW126
JW142
JW127
JW110
JW109
JW134
JW105
JW99
JW98
JW97
JW96
JW83
JW85
JW73
JW26
JW88
JW149
JW150
JW90
JW82
JW81
JW56
JW55
JW162
JW154
E,MX
MODEL
E,MX
MODEL
JW157
JW65
JW77
JW74
JW38
JW152
JW111
JW125
JW139
JW138
JW137
JW136
JW135
JW133
JW118
JW147
JW79
JW78
JW2
JW1
JW42
JW117
JW161
JW50
JW19
JW60
JW75
JW66
JW67
JW145
JW54
JW53
JW9
JW3
JW6
JW35
JW62
JW63
JW64
JW61
JW146
JW155
JW153
JW104
JW102
JW103
JW160
C476
JW114
JW115
JW113
JW101
JW36
JW37
JW32
D607
S103
TU1
C303
D303
D304
D30
8
D307
J370
(REMOTE IN)
D31
1
D312
S600
D310
C62
4
C1
C42
1
R705
D302
D301
C701
C2
C5
C441
IC300
C46
1
C471
C43
1
C451
C708
C153
X501
C40
7
CN350
C40
6
D309
D30
6
R712
D305
X502
L300
C485
C486
C495
C40
1
C496
X50
C61
C49
1
CN300
F901
CN370
JW106
C364
C363
C403
C803
C409
C316
C314
C306
C308
JW29
JW84
J1
(ANTENNA)
AUDIO OUT
L
R
-1
-2
REAR/SUB
L
R
-3
-4
FRONT
J652
A
SUB BOARD
CN202
X501
RESET
S103
US,CND,E,MX model
AEP,UK model
1-875-352-
11
1
7
8
14
S600
(NOSE DET)
FREQUENCY
SELECTOR
AEP,UK
MODEL
US,CND,
AEP,UK
MODEL
US,CND,AEP,UK
MODEL
EXCEPT
AEP,UK MODEL
GT55IP
/GT55IPS
GT55IP
/GT55IPS
GT62IPW
/GT620IP
GT62IPW
/GT620IP
D2
F-2
D105
I-4
D108
I-3
D109
I-3
D110
I-3
D111
H-3
D112
I-3
D113
H-3
D115
I-6
D156
I-2
D252
H-9
D253
H-9
D254
H-9
D301
D-7
D302
C-7
D303
D-8
D304
C-8
D305
C-5
D306
C-6
D307
C-6
D308
C-6
D309
C-6
D310
C-6
D311
D-7
D312
C-7
D353
F-8
D491
D-6
D503
F-5
D504
E-5
D602
B-9
D603
B-9
D607
C-9
D702
C-7
D703
C-8
D704
C-8
D705
C-8
D706
C-8
D707
D-8
D708
C-8
D809
H-6
IC50
G-2
IC300
B-5
IC401
E-3
IC402
D-3
IC501
G-6
IC602
G-8
IC681
D-5
IC801
E-9
Q1
E-2
Q3
F-2
Q50
G-2
Q51
G-2
Q252
G-9
Q253
G-9
Q254
H-9
Q255
H-9
Q401
E-6
Q402
E-6
Q411
E-5
Q412
E-5
Q420
B-4
Q432
C-3
Q440
B-4
Q452
B-3
Q460
B-2
Q470
C-3
Q491
D-6
Q492
D-5
Q601
B-9
Q602
B-9
Q605
B-9
Q701
C-8
Q702
C-8
Q703
C-8
Q900
I-6
Q901
H-9
5-3. PRINTED WIRING BOARD – MAIN Section –
•
: Uses unleaded solder.
(Page 29)
Ref. No. Location
• Semiconductor Location
Ref. No. Location
Ref. No. Location
Ref. No. Location
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