Sony CDX-GT930UI / CDX-GT937UI / CDX-GT980UI Service Manual ▷ View online
CDX-GT930UI/GT937UI/GT980UI
17
3-11. SLED MOTOR ASSY
sled motor assy
sled motor assy
spring
spring
stand
stand
turn table
three serration screws
(M
2
× 3)
three serration screws
(M 2
(M 2
× 3)
Note: Place the stand with care not to touch the turn table.
Note:
Never remove these parts since they were adjusted.
Never remove these parts since they were adjusted.
Note for Assembly
Note: Take care to prevent the chassis from being bent
when tightening the three machine screws.
CDX-GT930UI/GT937UI/GT980UI
18
3-12. OPTICAL PICK-UP SECTION
3-13. OPTICAL PICK-UP
optical pick-up section
Note: Be careful not to touch the lens and hologram
terminal when removing the optical pick-up section.
tapping screw
(P
1.4)
leaf spring (OPS)
rack
optical pick-up
lead screw assy
CDX-GT930UI/GT937UI/GT980UI
CDX-GT930UI/GT937UI/GT980UI
19
19
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM – MAIN Section –
DISPLAY
SECTION
A
J1
(ANTENNA)
L6
FM MIX
X1
4MHz
• Signal Path
• R-CH is omitted due to same as L-CH.
• Abbreviation
IT :
Italian
model
RU : Russian model
: CD PLAY
: FM
: USB
: BUS
: AUX
: AM/MW/LW
CN804
AUX IN
AUX R-CH
3 FMIN2
4 FMIN1
1 AMRFIN
15 XTAL2
16 XTAL1
CDMON
CDON
CDON
9 DP2
INPUT SELECT/
ELECTRONIC VOLUME
IC401
BOOST AMP
IC402
FM/MW FRONT END
IC1
POWER AMP/
MULTIPLE REGULATOR
IC201
SYSTEM CONTROL
IC303 (1/2)
CNP101
7 DP1
BATT
6 C2
5 C1
14
RSSI
18
SCL
19
SDA
83 VSM
17 DAVN
AEP,UK,IT,RU MODEL
+3.3V
16 MPX
10 XTO
9 XTI
11
SCL
12
SDA
SCL
SCL
SDA
SDA
SDA
15
INTN
1
VDDA
7
VDDD
16 CDM_ON
38 EXTATT_XEN
49 CD_ON
50 Z_DET
50 Z_DET
8
LCH
9
RCH
CD_ON
CDM_ON
CD L
CD R
4 B2
3 B1
3 B1
CD-RCH
TU-RCH
29
SOUT
28
DATA
27
CLK
5
3
3
OUT-FL+
OUT-FL–
9
7
7
OUT-RL+
OUT-RL–
29
27
27
SW1
R-CH
SW2
BATT
30
37
37
REG1
35
VP
20
VP1
6
VP2
REG2
31
33
33
REG3
REG4
34
REG5
FP1,FP2
SOUT
E DATA
E CLK
ZAPPIN
2 SDA
AUDIO+8.5V
+5V
SERVO+3.3V
MECHA+6V
ILL+10V
+5V
SERVO+3.3V
MECHA+6V
ILL+10V
4 SCL
SDA
SCL
SCL
16 AC-GND
22 STB
25 DIAG
22 STB
25 DIAG
13
7
10
12
11
16
1
9
9
2
4
3
5
6
6
37
38
38
SCL
SDA
SCL
SDA
SCL
SDA
22
ZAPPIN
ATT
27
I2C CKO
28
25
I2C SIO
57
BU_IN
12 IN-FL
FL+
FL–
FL–
RL+
RL–
RL–
FR+
FR–
RR+
RR–
FR–
RR+
RR–
AMP-R
ANT-R
ANT-R
+B
ACC
11 IN-RL
MUTE
Q171
AUDIO OUT
FRONT
MUTE
DRIVER
Q401,402
5
UNI_SI
73
UNI_SO
4
UNI_CKO
3
BUS_ON
56
SYSRESET
12
B_CHK
11
DATA OUT
10
DATA IN
8
CLK_IN
9
BUS ON
13 RST
RESET
STBY
STBY
3
5
6
6
8
4
2
3
3
1
BATT
CLK 4
DATA I/O
1
BUSON
2
RST
SYSRST
52
ACC_IN
ACCESSORY CHECK
Q102
BATT
BATT
BATTERY
CHECK
Q101
BUS INTERFACE
IC110
RDS DEMODULATOR
IC551
MUTE
Q470
MUTE
Q181
D401
+
D120
D121
FU601
R-CH
(FRONT)
34
35
35
OUTF1
OUTF2
31
13,16
OUTS1
R-CH
(REAR)
BUS OUT AMP
IC470
32
33
33
OUTR2
19
OUT(RL)
3
OUT(FL)
17 RL+
5 FL+
OUTR1
R-CH
L
R
PJ401 (2/2)
(REAR)
(FRONT)
AUDIO OUT
REAR
R-CH
L
R
SUB OUT
(MONO)
L
R
BUS
CONTROL IN
D301
D402
D105
TH100
CNP102
7
RDS POWER
CONTROL
Q551,552
32
AMSELOUT2
28
AMSELIN1
AMSELOUT1
AMSELIN2
31
12
MPXIN
29
+5V
+3.3V
+3.3V REG
IC301
ILL
51
ILL_IN
ILLUMINATION CHECK
Q121
TEL
53
TEL_ATT
14
40
AMP_DIAG
41
AMP_STB
20
BEEP
85
SP_IN
36
E-DATA
37
E-CLK
ZAPPIN
SOUT
E DATA
E CLK
BUS
AUDIO
IN
BUS-RCH
L
R
PJ401 (1/2)
2 A2
1 A1
1 A1
BUS-RCH
CD-RCH
AUX-RCH
TU-RCH
ZMUTE
47 EJECT_OK
EJECT OK
45 WAKE_UP_OUT
WAKE UP
33 CD_TX
CD TX
46 OPEN_REQ
OPEN REQ
43 VBUS_IN
VBUS ON
34 CD_RX
CD RX
Z_MUTE
SYS_RST
MECHA+6V
+3.3V
SERVO+3.3V
+3.3V
SERVO+3.3V
B/U_CHECK
WAKEUP
RXD
AUDIO_8.5V
AUDIO+8.5V
DR+6V
A_ATT
BU+3.3V
A+3.3V
CDON
CDMON
VBUS_ON
VBUS ON
EJECT_OK
OPEN_REQ
SYS RST
BU CHK
WAKE UP
CD TX
TXD
CD RX
OPEN REQ
CD
MECHANISM
UNIT
(MG-101Z)
(1/2)
6
BU CHK
ZMUTE
EJECT OK
13
MPXOUT
X551
8.664MHz
ATTENUATE CHECK
Q103
1
3
MUTE SWITCH
Q334
(Page 20)
CDX-GT930UI/GT937UI/GT980UI
CDX-GT930UI/GT937UI/GT980UI
20
20
4-2. BLOCK DIAGRAM – DISPLAY Section –
MAIN
SECTION
A
8
3
2
7
7
1
1
6
2
3
8
5
4
2
7
6
M904
(OPEN/CLOSE)
10K
9K
CN803
USB D+
USB D–
USB D–
5
4
3
3
STBY
84
93
30
29
31
30
29
31
88
11
13
9
8
SYSTEM CONTROL
IC303 (2/2)
DC–DC
CONVERTER
IC620
DISPLAY CONTROL
IC901
KEY_IN0
SYS_SO
SYS_SI
SYS_SI
DISP CE
LAT TA2 OUT
FL_DAT1
FL_DAT2
FL_DAT3
FL_DAT2
FL_DAT3
FL_CLK_IN
FL_CLK_IN
FL_CLK_IN
FL_CLK_OUT
GCP_TAO_OUT
BK_TA3_OUT
GCP_TA4_IN
DISP_SI RX
DISP_SO TX
24
98
BLINK
92
ILL_RED
KEY_ACK0
78 RE_0
77 RE_1
77 RE_1
XOUT
XIN
XCOUT
XCIN
RC IN0
KEY_ACK2
KEY_ACK2
10
80
RESET
TEMP-TR
MOT+
29
1
30
SYS_CLK
DISP_CLK/CLK
DISP_CE
DISP_SI
DISP_SO
DISP_CLK
DISP_SI
DISP_SO
DISP_CLK
31
SYS_CE
KEY_2
86
85 KEY_1
FL_VDD1(+3.3V)
FL_VDD2(+52V)
FL_F2(–)
FL_F1(+)
FL_VDD2(+52V)
FL_F2(–)
FL_F1(+)
7
90
CNVSS
RESET
RESET
D303
CNVSS
DISP_RESET
91
NOSE_SW
7
10
XOUT
XIN
11
13
+3.3V
69
USB_ON
75
HS_EN
76
HS_OC
58
FSW OUT
74
FLD_ON
+3.3V
FIN
RIN
PGND
BATT
+5V
X301
32.768kHz
X302
6MHz
X901
8MHz
S901
(NOSE DET)
KEY_PUSH
77
KEY
MATRIX
S911–916,
ENC901(2/2),
S918–920
ROTARY
ENCODER
ENC901 (1/2)
RESET
RC IN1
ILL+10V
LED901–908,918,
S920
S920
LED910–917
LED +B
SWITCH
Q923,924
+8.8V REG
Q680
LED DRIVER
Q920,921,922
S902
RESET
FL900
FLUORESCENT
INDICTOR TUBE
1
I
3
8
•
34
7
•
35
39
I
41
89
SIRCS
REF
CT
BATT
BATT
OUT
IN
FB
5
VCC
72
FL_ON
6
4
1
2
2
CS
91
ILL_BLUE
90
ILL_GREEN
64
3
9
7
7
1
MOT–
65
4
FP-IDET
OUT1
OUT2
OUT2
VCC
79
6
MOTOR ON
63
P-SNSR
68
CLOSE_SW
66
OPEN_SW
67
1 DST_SEL0
95 DOOR_IND
FL_VDD1(+3.3V)
S301
FREQUENCY
SELECTOR
+3.3V
GT980UI
30
33
28
99
27
45
26
35
29
47
100
28
31
32
32
22
19
19
55
86
87
86
87
T620
DC–DC
CONVERTER
TRANSFORMER
D623
D622
D640
SWITCHING
Q620
TH301
MOTOR DRIVE
IC702
CNJ101
(REMOTE IN)
DC–DC
CONVERTER
CONTROL
Q621,622
FL ON/OFF
CONTROL
SWITCH
Q624
B+ CONTROL
SWITCH
Q623,642
FL ON/OFF
SWITCH
Q301,302
MOTOR+9V
REG
IC703
PULSE SENSOR
POWER SWITCH
Q702,703
PULSE SENSOR
DETECT
Q701
SWITCH
BOARD
MOTOR
CURRENT
DETECT
IC701
LED SWITCH
Q134,135
LED790
(DISC SLOT)
REMOTE CONTROL
SIGNAL RECEIVER
IC903
FL RESET
Q303
SYNC AMP
IC621
USB +5 REG
IC602
BATT
+3.3V
AOUT
BIN–
SW
AIN+
AIN–
BOUT
VIN
SYNC
VCC
B+
SWITCH
Q603
HIGH VOLTAGE
DETECT/PROTECT
Q601,602
USB POWER
CPNTROL
SWITCH
Q651,652
USB +5V
CONTROL
IC601
OUT
OC
EN
IN
IN
OUT
OUT
CD
MECHANISM
UNIT
(MG-101Z)
(2/2)
(USB IN)
RESET
IC302
8
7
2
FSW-IN
• Signal Path
: USB
(Page 19)
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