Sony CDX-GT23W / CDX-GT24 / CDX-GT24EE / CXS-GT2413E / CXS-GT2469E Service Manual ▷ View online
CDX-GT23W/GT24/GT24EE
CDX-GT23W/GT24/GT24EE
17
17
4-1. BLOCK DIAGRAM – MAIN SECTION –
SECTION 4
DIAGRAMS
11
15
15
22
24
26
16
24
26
16
5
7
7
6
21
27
27
9
25
18
19
18
19
8
AU_LCH
AU_RCH
AU_RCH
UNI_SO
UNI_SI
UNI_CLK
Z_MUTE
CD_ON
CDM_ON
UNI_SI
UNI_CLK
Z_MUTE
CD_ON
CDM_ON
SYS_RST
EJECT_OK
BUS_ON
EJECT_OK
BUS_ON
BU+3.3V
A_ATT
BU_IN
D_+3.3V
A_+3.3V
BU_+3.3V
DR_+6V
BU_IN
D_+3.3V
A_+3.3V
BU_+3.3V
DR_+6V
R-CH
R-CH
R-CH
R-CH
R-CH
SERVO +3.3V
BU_+3.3V
R-CH
9 AUX-L
7 AUX-R
7 AUX-R
UNISO
5
UNISI
6
UNISCK
7
Z-MUTE
21
CD_ON
52
CDM_ON
20
RESET
12
SYSRST
43
BUSON
BU +3.3V
44
VOUT
1
VDD 2
1,2
D512
D510
4 FMIN1
3 FMIN2
3 FMIN2
4 TU-L
8 AUX-GND
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
PHASE LOCKED LOOP
(PLL)
IC1
L6
FM MIX
L2
CNP301
CD
MECHANISM
UNIT
(MG-101L)
I2C BUS CONTROLLED POWER AMP
/MULTIPLE VOLTAGE REGULATOR
IC750
SYSTEM CONTROL
IC501 (1/2)
RESET
IC602
CN601
3 TU-R
6 CD-LCH
5 CD-RCH
5 CD-RCH
R-CH (FRONT)
R-CH (REAR)
R-CH (REAR)
BATT
R-CH
8
9
9
18
SCL
19
SDA
14
13
RSSI
93 VSM
18 DAVN
87 RDS_ON
16 XTAL1
15 XTAL2
HPXOUT
LOUT
ROUT
J901
(AUX)
X1
4MHz
5
3
3
OUT-FL+
OUT-FL–
OUT-FL–
9
7
7
OUT-RL+
OUT-RL–
OUT-RL–
27
R-CH
ANT-REM
35
VP
BATT
GT23W
20
VP1
6
VP2
30
AUDIO+B
31
33
33
SERVO+3.3V
MECHA+6V
34
PANEL+B
26
24
24
OUT-FR
28
MUTE
OUT-RR
R-CH
R-CH
21
22
22
SUBOUT- L
SUBOUT R
4 SCL
AUDIO +8.5V
SERVO+3.3V
MECHA+6V
PANEL+B
SERVO+3.3V
MECHA+6V
PANEL+B
2 SDA
16 BEEP
22 STB
25 DIAG
22 STB
25 DIAG
7
10
12
11
16
1
9
9
2
4
3
6
29
30
30
SCL
SDA
I2C-SCL
I2C-SDA
I2C-SDA
I2C-SCL
I2C-SDA
I2C-SDA
I2C-SCL
I2C-SDA
I2C-SDA
I2C-SCL
I2C-SDA
I2C-SDA
29
I2C_SCK
59
VOLATT
30
I2C_SIO
56
ATT
28
BEEP
58
AMPSTB
57
DIAG
19
BUIN
12 IN-FL
FL+
FL–
FL–
L
R
RL+
RL–
RL–
FR+
FR–
RR+
RR–
FR–
RR+
RR–
ANT-REM
BATT
ACC
25
OUT-FL
11 IN-RL
23
OUT-RL
MUTE
Q481
MUTE
CONTROL SWITCH
Q478,479
55
ACC IN
ACCESSORY CHECK
Q631
BU+3.3V REG
IC681
MUTE
Q461
29
AMP-REM
5
AMP-REM
1 AMRFIN
D479
D511
FU601
37
BU+B
B.U+5V
J330
AUDIO
OUT
REAR/SUB
MUTE
Q441
BU+3.3V
BATT
OVER VOLTAGE
CHECK
Q580-582,D580,D581
BU+3.3V
RDS DEMODULATOR
IC51
11
SCL
12
SDA
15
INTN
1
VDDA
7
VDDB
10 XTO
9 XTI
X51
8.664MHz
I2C-SCL
GT24/GT24EE
I2C-SDA
16 MPX
MECHA +6V
A_8.5V
14
AUDIO +8.5V
B.U +5V
RDS+3.3V
SWITCH
Q51,52
• Signal Path
• R-CH is omitted due to same as L-CH.
: AM/MW/LW
: CD PLAY
: FM
: AUX
CDX-GT23W/GT24/GT24EE
CDX-GT23W/GT24/GT24EE
18
18
•
A : B+ Line.
•
B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• no mark : FM
( ) : AM/MW/LW
< > : CD PLAY
• Voltages are taken with VOM (Input impedance 10 M
( ) : AM/MW/LW
< > : CD PLAY
• Voltages are taken with 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
L :
AUX
For schematic diagrams:
Note:
Note:
• All capacitors are in
μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specifi ed.
•
f :
internal
component.
•
C : panel designation.
4-2. BLOCK DIAGRAM – DISPLAY SECTION –
For Printed Wiring Boards.
Note:
•
•
X : Parts extracted from the component side.
•
a :
Through
hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
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.
• Waveforms
– MAIN Board –
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.)
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.
• Indication of transistor.
C
B
These are omitted.
E
Q
X502
32.768kHz
10
11
94
1
2
2
100
95
SYSTEM CONTROL
IC501 (2/2)
LCD DRIVE
IC901
KEYIN1
CL
CE
CE
LCD_SO
LCD_CKO
LCD_CE
DIMMER
KEYIN0
92 KEYACK1
82 RE-IN0
RE-0
RE-1
RE-1
81 RE-IN1
XOUT
XIN
X501
11.06MHz
15
13 OSCOUT
3 NOSE_SW
OSCIN
47
48
46
2
COM1
I
COM4
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
3
I
34
•
39
35
|
38
S1
I
S33
DI
DIMMER
SWITCH
Q931
LED931
PANEL+B
(
)
KEY MATRIX
LSW901–911,
S901–904
(VOLUME)
PUSH SELECT
RE901
ROTARY
ENCODER
BACK LIGHT
1
LCD
BACK LIGHT
SWITCH
Q932
LCD BACK
LIGHT
(
)
LED941,942,944,945
LSW901–911
KEY
ILLUMINATE
0.04 Vp-p
4MHz
0.8 Vp-p
32.768 kHz
0.05 V/DIV, 0.5
μ sec/DIV
0.5 V/DIV, 20
μsec/DIV
IC1
RI (XTAL1)
IC501
(XIN)
1.8Vp-p
11.06MHz
0.5 V/DIV, 0.1
μsec/DIV
IC501
RH (OSCIN)
CDX-GT23W/GT24/GT24EE
CDX-GT23W/GT24/GT24EE
19
19
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
A
KEY BOARD
CN901
ILL
AT
T
AMP
REM
AMP
REM
ORG/WHT
BLU/WHT
ORG/WHT
BLU/WH
T
LIG
HT
BLU
LIGHT
BLU
GT24/GT24EE
GT23W
Q478
Q479
R509
R513
R514
C504
C508
C507
R510
R511
R512
R528
C413
C501
R503
R582
D580
R632
R634
R633
Q631
R636
Q580
R521
R522
D581
R583
R532
R531
C343
R671
R534
R756
C755
R752
R479
C770
C756
FMB3
FMB4
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
R481
R482
R472
D153
C154
C155
R151
R152
L151
C618
C454
C464
C681
C682
C750
Q471
R471
Q481
Q441
Q451
Q461
IC681
D479
R542
C157
Q52
JC301
JC51
JC52
JC53
JC302
FB308
FB309
D511
C631
C632
JC303
Q582
Q581
R556
R558
R535
R536
R520
R551
R538
R506
R573
R507
R575
R537
R549
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
R692
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
IC501
R412
IC401
R557
R571
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
C481
C471
C151
C152
JW139
C623
C622
JW20
C683
JW132
JW131
JW19
D761
D759
JW35
JW38
JW142
C153
JW21
JW5
JW10
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
JW8
7
JW141
JW115
JW27
JW99
JW28
JW106
JW118
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
CN35
1
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
JW153
JW81
1-877-019- (11)
11
-1
-2
L
R
REAR/SUB
AUDIO OUT
(CHASSIS)
J330
(CHASSIS)
J1
(ANTENNA)
X501
CD
MECHANISM
UNIT
(MG-101L)
R550
GT23W
GT24/GT24EE
GT24/GT24EE
GT24/
GT24EE
GT24/GT24EE
GT24/
GT24EE
GT24/GT24EE GT23W
GT24/GT24EE
GT23W
GT23W
GT23W
GT23W/GT24
GT24/GT24EE
GT24/GT24EE
GT24EE
GT24EE
GT24
GT23W/GT24
GT23W/GT24EE
GT23W
GT23W
4-3. PRINTED WIRING BOARD – MAIN SECTION –
: Uses unleaded solder.
(Page 23)
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
D617
C-8
D701
H-3
D702
H-3
D703
H-3
D704
H-3
D719
I-4
D752
B-7
D759
C-8
D760
C-8
D761
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-GT23W/GT24/GT24EE
CDX-GT23W/GT24/GT24EE
20
20
IC B/D
R633
C683
C753
C758
C761
C754
C503
C618
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
D752
C750
C76
9
D759
D761
D760
D762
IC681
D617
D601
L601
D580
D581
IC750
4-4. SCHEMATIC DIAGRAM – MAIN SECTION (1/3) –
• See page 25 for IC Block Diagrams.
(Page 22)
(Page 21)
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