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Model
CDX-GT930UI CDX-GT937UI CDX-GT980UI
Pages
54
Size
3.6 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
cdx-gt930ui-cdx-gt937ui-cdx-gt980ui.pdf
Date
PREV: Sony CDX-H910UI / CDX-HR910UI Service Manual

Sony CDX-GT930UI / CDX-GT937UI / CDX-GT980UI Service Manual ▷ View online

CDX-GT930UI/GT937UI/GT980UI
CDX-GT930UI/GT937UI/GT980UI
21
21
For Schematic Diagrams.
Note:
•  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.)
•  A : B+ Line.
•  Voltages and waveforms are dc with respect to ground 
under no-signal (detuned) conditions.
  no mark : FM
  (         ) : AM/MW/LW
  <       > : CD PLAY
       
*
  : Impossible to measure
•  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 
tolerances.
•  Circled numbers refer to waveforms.
• Signal path.
  J 
: CD PLAY
  F : 
FM
  f : 
AM/MW/LW
  L : 
BUS
  g : AUX
  c : 
USB
• Abbreviation
  IT 
: Italian model
  MX 
: Mexican model
 RU  : 
Russian 
model
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.)
•  Indication of transistor.
 
C
B
These are omitted. 
E
Q
 
C E
B
These are omitted. 
 
These are omitted.
C B
E
Caution:
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.
• Waveforms
– MAIN Board –
Note: The components identifi ed by mark 0 or dotted 
line with mark 0 are critical for safety. 
 
Replace only with part number specifi ed.
• Abbreviation
  IT 
: Italian model
 MX  : 
Mexican 
model
  RU 
: Russian model
IC1 RI (XTAL1) 
IC551  (XTO)
IC303  (XCOUT)
20 mV/DIV, 100 ns/DIV
0.5 V/DIV, 50 ns/DIV
1 V/DIV, 10 
μs/DIV
IC303 RB (XOUT)
1 V/DIV, 50 ns/DIV
50 mVp-p
1.9 Vp-p
2 Vp-p
3.5 Vp-p
8.664 MHz
32.768 kHz
4 MHz
6 MHz
– DISPLAY Board –
IC901 RB (XOUT)
1 V/DIV, 50 ns/DIV
3 Vp-p
8 MHz
CDX-GT930UI/GT937UI/GT980UI
CDX-GT930UI/GT937UI/GT980UI
22
22
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
A
BASE PANEL BOARD 
CN905
BE
BE
B
E
B
E
21
20
40
1
BE
BE
BE
B E
B
E
1
5
1
5
6
10
1
1
4
8
5
10
11
20
BE
BE
BE
1
1
8
5
1
4
8
5
1
4
7
5
1
7
8
14
B E
BE
B E
BE
BE
BE
B
E
BE
8
9
16
1
B E
B E
1
3
1
3
B
E
G
S
D D
D
D
BE
BE
BE
76
75
50
51
1
100
26 25
BE
1
36
R401
Q271
Q470
R604
C32
US
MODEL
US
MODEL
EXCEPT
US
MODEL
Q281
IC551
R801
R802
FB4
R612
R421
R422
R423
R424
Q680
R625
R627
R628
R629
CN801
CN802
R437
CN803
CN804
R630
R631
R632
FB837
R633
FB838
FB839
R636
JL005
R445
R639
R447
R640
C604
C605
R451
C609
R453
R454
R457
C613
C614
C421
C422
R461
R463
R464
R467
C625
C626
C627
C433
C435
R471
C436
R473
R474
C438
C439
R477
C630
C442
C443
C444
R481
R483
R484
R487
Q101
Q102
Q103
R680
C454
R491
C455
R493
R494
R495
Q301
R496
Q302
Q303
D401
D402
3
4
2
1
C464
D404
C465
Q121
D601
L301
D602
L303
Q701
Q702
Q703
C474
C475
JR605
JR609
Q134 Q135
IC401
IC402
C484
C485
C680
Q334
D620
D815
IC602
D625
C492
D626
IFM1
IFM2
IFM3
IFM4
D827
D828
D829
D833
D834
D640
IC620
R104
R105
R106
R107
R108
Q551
R109
Q552
R301
R302
R303
R110
R304
Q171
R111
R305
R112
R306
R307
R1
14
R1
15
R309
R116
R117
R118
R120
Q181
R121
R122
R123
R318
R319
R701
R126
R127
R703
R321
VD801
R322
VD802
R323
R325
R710
R71
1
R333
D680
R334
C104
C105
R336
R337
IC470
R339
R340
C110
R341
C111
R342
C112
R343
R344
R345
CL002
R346
R347
R348
FB551
FB552
C313
R350
C317
C702
R17
R357
C703
R18
R19
C707
R551
R552
R553
R360
R554
RED
BRN
R361
R555
AUX IN
R362
R556
R363
R557
AEP,UK,IT,RU MODEL
R364
US,E,MX
MODEL
AEP,UK,IT,RU
MODEL
R365
R366
C331
C332
R373
R374
R375
R377
R6
R387
R388
R391
GT980UI
GT980UI
AEP,UK,IT,E,MX MODEL
US,E,MX MODEL
US,RU MODEL
AEP,UK,IT,RU MODEL
GT930UI/GT937UI
GT930UI/GT937UI
D101
R392
D102
D103
D108
C553
D301
C556
C557
D303
C558
Q401
D112
Q402
D1
15
D1
16
D1
18
D119
Q601
Q602
Q603
D120
D121
D125
L402
CAM001
CAM002
CAM003
IC302
IC303
IC110
L601
L602
L603
CL084
D138
D139
Q621
CN701
(USB IN)
L801
Q622
Q623
Q624
IC701
CD
MECHANISM
UNIT
(MG-101Z)
(1/2)
IC702
W003
IC703
W004
L620
Q642
FB402
C14
C15
R203
Q651
FB601
Q652
D791
CL001
CL002
BRN
RED
LED790
LED790
(DISC SLOT)
R790
R791
C791
MAIN BOARD    (SIDE A)
SUB PANEL BOARD
1-878-737-
11
(11)
1-878-738-
11
(11)
(CHASSIS)
(CHASSIS)
(CHASSIS)
4-3.  PRINTED  WIRING  BOARDS  – MAIN Section (1/2) –
• 
 : Uses unleaded solder.
 Ref. No.  Location
• Semiconductor Location
 Ref. No.  Location  Ref. No.  Location
 D101 
C-9
 D102 
B-9
 D103 
C-9
 (D104)  D-9
 (D105)  D-9
 D108 
D-7
 (D109)  D-9
 (D110)  B-7
 (D111)  B-7
 D112 
C-7
 (D113)  C-7
 (D114)  C-7
 D115 
B-8
 D116 
B-8
 (D117)  C-8
 D118 
C-6
 D119 
C-7
 D120 
C-6
 D121 
C-6
 D125 
D-8
 D138 
C-8
 D139 
C-6
 D301 
E-8
 D303 
I-5
 D401 
D-5
 D402 
E-5
 D404 
F-4
 D601 
H-7
 D602 
H-6
 D620 
I-8
 (D622)  H-8
 (D623)  H-8
 D625 
G-8
 D626 
G-9
 D640 
H-9
 (D650)  G-9
 D680 
H-4
 (D681)  H-6
 (D703)  E-10
 D791 
H-13
 D815 
H-8
 (D823)  H-5
 (D824)  H-4
 (D825)  H-5
 (D826)  H-5
 D827 
H-5
 D828 
H-5
 D829 
H-5
 (D830)  H-5
 (D831)  H-5
 D833 
H-5
 D834 
H-5
 (D836)  H-5
 (D837)  G-4
 (D838)  G-4
 (D839)  G-3
 (D840)  C-9
 (IC1) 
E-2
 IC110 
D-9
 (IC201)  B-6
 (IC301)  E-5
 IC302 
E-5
 IC303 
F-6
 IC401 
E-4
 IC402 
D-4
 IC470 
D-3
 IC551 
H-3
 (IC601)  G-7
 IC602 
G-7
 IC620 
G-9
 (IC621)  G-8
 IC701 
F-10
 IC702 
E-10
 IC703 
E-10
 LED790  H-13
 Q101 
D-9
 Q102 
D-8
 Q103 
D-7
 Q121 
D-8
 Q134 
H-4
 Q135 
H-3
 Q171 
B-4
 Q181 
B-3
 Q271 
B-4
 Q281 
B-4
 Q301 
H-6
 Q302 
G-6
 Q303 
H-5
 Q334 
E-5
 Q401 
D-5
 Q402 
D-5
 Q470 
C-3
 Q551 
G-4
 Q552 
H-4
 Q601 
G-6
 Q602 
G-6
 Q603 
G-6
 (Q620)  H-9
 Q621 
G-9
 Q622 
G-9
 Q623 
F-8
 Q624 
G-8
 Q642 
F-9
 Q651 
F-7
 Q652 
F-7
 Q680 
H-4
 Q701 
E-9
 Q702 
E-9
 Q703 
E-9
  (       ): SIDE B
(Page 28)
CDX-GT930UI/GT937UI/GT980UI
CDX-GT930UI/GT937UI/GT980UI
23
23
4-4.  PRINTED  WIRING  BOARD  – MAIN Section (2/2) –
• 
 : Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
17
18
19
PJ401
BUS
AUDIO
IN
AUDIO
OUT
REAR
AUDIO
OUT
FRONT
CNP102
(BUS CONTROL IN)
CNJ101
(REMOTE IN)
FU601
S301
FREQUENCY
SELECTOR
9K
10K
SUB OUT
(MONO)
CN401
CD
MECHANISM
UNIT
(MG-101Z)
(2/2)
11
6
17
32
I
O
G
S
D
14
5
8
C20
R400
C21
C22
C23
C24
C25
C26
C27
C29
R601
R602
R603
R605
R606
R607
R613
R614
FB628
R425
R426
R427
R428
R429
C006
R620
R621
R622
R623
R430
R624
C201
R626
C202
C205
R242
R243
C210
C211
C215
JL006
JL007
JL008
JL009
C219
C603
R641
C607
JL010
R644
JL011
R645
JL012
R646
JL013
R455
C225
R456
C227
C228
C229
AEP,UK,IY
MODEL
C612
R650
R651
R652
R653
R654
C619
R655
R656
C232
R465
C429
R466
C430
C624
C628
C242
R475
R476
C1
C632
C5
C7
C8
C9
R485
R486
R681
C457
C650
C467
L304
C477
JR608
C487
JR613
JR618
CNP301
IC601
C682
D622
D623
D823
D824
D825
D826
D830
D831
IC621
FB111
R101
D836
R102
D837
D838
D839
D840
D650
R315
FB326
R316
FB327
FB328
R706
R707
R708
R709
FB332
FB334
R327
R328
R332
D681
R142
R143
C302
C304
FB351
IC1
TH301
FB352
C306
C307
R10
AEP,UK,IT,RU
MODEL
R351
C315
R11
R352
C316
R12
R353
R13
R354
R14
CL011
C701
CL012
CL013
CL014
R358
C704
CL015
R359
CL016
C706
CL017
CL018
C708
1
7
1
7
CL019
C709
C322
C323
C325
C327
CL020
C328
CL021
CL022
CL023
R368
CL025
CL026
CL027
CL028
CL029
R370
C142
CL030
CL031
R1
*
1
*
2
*
3
*
1 R15 (EXCEPT US)
FB1 ( US)
*
2 R16 (EXCEPT US)
FB2 ( US)
*
3 R3 (EXCEPT US)
FB3 ( US)
CL032
R2
CL033
CL034
R4
CL035
R5
CL036
CL037
CL038
CL039
C342
CL040
CL041
VR1
CL042
R386
CL043
CL044
CL045
CL046
CL047
CL048
CL049
C351
C352
CL050
D104
D105
CL054
CL055
CL056
C552
CL057
CL058
C554
CL059
C555
AEP,UK,IT,RU
MODEL
D110
C559
D
111
D1
13
CL060
D1
14
CL061
CL062
CL063
D117
CL064
C560
CL065
CL066
CL067
CL068
CL069
CL070
CL071
CL072
CL073
D703
CL074
CL075
CL076
CL077
CL078
CL079
IC301
CL080
CL081
CL082
CL083
CL085
CL086
Q620
W001
W002
C12
C13
R201
C16
R202
C17
C18
C19
FB603
1
3
C28
CN401
C405
C406
C493
L2
L6
L7
L8
A001
X1
C203
C400
C423
C424
C437
C440
C441
C452
C462
C472
C482
PJ401
C453
C473
C483
J1
(ANTENNA)
L
-1
-2
-3
-4
-5
-6
L
S
1
S
3
(CHASSIS)
R
R
L
R
L
R
L1
R1
L2
R2
L3
R3
A003
37
36
C401
C212
C214
C223
C224
C226
C463
C311
C326
1
2
C204
C221
IC201
C102
C103
C121
C321
4
6
3
1
7
8
10
11
9
L101
C101
TH100
A002
CNJ101
US,E,MX MODEL
AEP,UK,IT,RU MODEL
D109
CNP101
CNP102
1
1
1
2
9
8
3
7
4
6
5
4
8
5
15
14
28
C622
C623
C303
C305
C705
CNP301
C610
C61
1
C629
C601
C620
C621
T620
C602
C340
C301
C410
C418
C425
C426
C428
C434
X301
C681
S301
GT980UI
C427
L1
A004
C551
X551
CN702
CN702
DB-F07
M904
(OPEN/CLOSE)
MAIN BOARD    (SIDE B)
SWITCH
 BOARD
1-878-737-
11
(11)
1
8
9
16
X302
CDX-GT930UI/GT937UI/GT980UI
CDX-GT930UI/GT937UI/GT980UI
24
24
4-5.  SCHEMATIC  DIAGRAM  – MAIN Section (1/4) –
• See page 21 for waveforms.   • See page 32 for IC Block Diagrams.
3
12
F
10
8
14
5
A
9
D
6
4
C
13
7
G
2
H
11
1
E
B
1
2
1
2
MAIN BOARD (3/4)
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
MAIN
( 2 / 4 )
BOARD
0(2.6)
0(4.1)
3.1
3.1
8.5
0(3)
3.8
3.7
0.5(3.3)
3.5
3.8(4)
3
6.2
6.2
4.2
4.2
4.2
4.2
4.2
4.2
4.1
4.1
4.1
4.1
4.2
4.2
4.2
4.2
4.1
8.5(7.4)
8.5(7.4)
1.7(3)
0(1.5)
0(1.6)
2.2
4.2(2.7)
5.6
8.5
7.1
3.8
3.3
3.3
4.2
0
3.2
3.2
8.6
4.2
4.2
4.2
4.2
4.2
0.6
0.7
4.2
4.2
4.2
4.2
2.5
1.5
0
1.6
3.1
3.3
0.6
3.2
3.2
0.9
0.6
3.1
3.2
3.3
3.3
0
2.6
3.3
0.9
7.3
2.9
2.9
2.9
7.3
7.4
2.9
2.9
2.9
2.9
7.8
7.4
0.9
2.9
4.3
7.8
8.6
4.2
4.2
8.6
4.2
4.2
4.2
4.2
AEP,UK,IT,RU MODEL
(EXCEPT US)
US MODEL
(US)
EXCEPT US MODEL
EXCEPT US MODEL
US MODEL
EXCEPT US MODEL
US MODEL
EXCEPT US MODEL
US MODEL
16V
47
C551
0.1
C436
0.1
C492
0.1
C554
0.1
C555
0.1
C556
10V
100
C441
50V
1
C452
50V
1
C462
50V
1
C472
50V
1
C482
10V
220
C437
10V
220
C440
15p
C560
1500p
C438
1500p
C439
0.01
C552
16
C559
10
FB551
10
FB552
220
R495
1k
R552
10k
R551
100k
R554
0
R400
R555
R556
ISA1235AC1TP-1EF
Q551
RT1N441C-TP-1
Q552
0.1
C553
0.1
C557
0.1
C558
22
R553
100
R557
8
7
6
5
4
3
2
1
NJM4558V-TE2
IC470
20
19
18
17
16
15
14
13
12
11
123456789
10
NJM2792V(TE2)
IC402
GND(L)
COUT(L)
OUT(FL)
FL-
FL+
REF
FR+
FR-
OUT(FR)
COUT(R)
GND(R)
CIN(R)
OUT(RR)
RR-
RR+
VCC
RL+
RL-
OUT(RL)
CIN(L)
1.5k
R493
1k
R494
D837
D838
D839
8.664MHz
X551
0.1
C433
0.033
C424
4700p
C422
3.3k
R423
12k
R428
3.3k
R422
3.3k
R424
2.2k
R437
470
R426
MAZ8180GMLS0
D404
4700p
C421
0.033
C423
0
R451
0
R461
0
R471
470
R425
0
R481
3.3k
R421
12k
R427
4700p
C429
4700p
C430
0
JR609
47k
R445
XX
R446
1
C443
47p
C444
0
R429
0
R430
JL005
1
2
3
3P
CN804
AUX-RCH
AUX-GND
AUX-LCH
50V
1
C426
50V
1
C425
FB839
FB837
FB838
0
L402
0
R491
1.5k
R447
10V
100
C434
50V
1
C405
50V
1
C406
50V
1
C427
50V
1
C428
50V
2.2
C418
16V
10
C410
32
33
34
35
36
37
38
39
40
1
9
8
7
6
5
4
3
2
25
26
27
28
29
30
31
10
11
12
13
14
15
16
24
23
22
21
17
18
19
20
BD3447AFV-E2
IC401
A1
A2
B1
B2
C1
C2
DP1
DN
DP2
EP1
EN
EP2
FP1
FN1
FN2
FP2
EBIAS
DS21
DS11
DS31
DS32
DS12
DS22
EBIAS
MIN2
MIN1
CLK
DATA
SOUT
OUTS2
OUTS1
OUTR2
OUTR1
OUTF2
OUTF1
VCC
SCL
SDA
A-GND
FIL
16V
10
C493
50V
1
C400
0.01
C20
0.22
C12
4.7k
R11
J1
(ANTENNA)
1
C21
FB4
32
31
30
29
28
27
123456
26
25
24
789
23
22
21
20
10
11
12
19
18
17
13
14
15
16
IC1
AMRFIN
AMRFDEC
FMIN2
FMIN1
GNDRF
VCC2
AMRFAGC
LOUT
ROUT
GNDAUD
AMIFAGC2
MPXIN
MPXOUT
RSSI
XTAL2
XTAL1
GNDD
SCL
SDA
VREF
VREGSUP
VCC1
GND
VCODEC
PLL
PLLREF
TEST
AMSELIN1
AMSELIN2
AMIFAGC1
AMSELOUT1
AMSELOUT2
0.1
C9
0.1
C26
1000p
C5
CAM002
100
R14
470k
R1
1000p
C1
3.3uH
L1
0.47
C16
0
R16
L6
1
2
3
4
6
0.1
C27
4MHz
X1
0
R18
2.2
C13
0
R4
0.01
C23
0.1
C25
L2
2.2uH
68k
R6
FB1
0uH
VR1
1
C15
0
R17
0.01
C8
0.1
C17
100
R13
FB3
0uH
FB2
0uH
C006
0
R3
12p
C18
0.01
C19
0
R15
16V
47
C28
470k
R2
560uH
L7
6p
C7
0.1
C24
22
R12
0.01
C22
33k
R10
560uH
L8
0
R5
0
R19
C29
330p
1
C14
C32
10p
1000p
C435
0.5%
22k
R454
0.5%
22k
R464
0.5%
22k
R484
0.5%
22k
R474
0.5%
33k
R473
0.5%
33k
R483
0.5%
33k
R453
0.5%
33k
R463
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TDA7333013TR
IC551
VDDA
REF3
REF2
REF1
VSS
TM
VDDD
RESETN
XTI
XTO
SCL
SDA
SA
CSN
INTN
MPX
1
2
3
4
5
6
7
8
10
29
30
31
32
33
34
35
36
37
38
9
E_DATA
SCL
E_CLK
AU_LCH
SOUT
SDA
AU_RCH
BUS_LCH
BUS_RCH
SDA
SCL
MAIN BOARD (1/4)
BUS OUT AMP
IC470
BOOST AMP
IC402
INPUT SELECT/ELECTRIC VOLUME
IC401
RDS DEMODULATOR
IC551
IC1
FM/MW FRONT END
IN
AUX
9P CH
10P CH
(FM MIX)
D837-839
SURGE PROTECTOR
TEF6607T/V4/S470,518
RDS POWER CONTROL
Q551,552
AU_GND
(Page 26)
(Page 25)
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