DOWNLOAD Sony CDX-GT56UI Service Manual ↓ Size: 2.99 MB | Pages: 56 in PDF or view online for FREE

Model
CDX-GT56UI
Pages
56
Size
2.99 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
cdx-gt56ui.pdf
Date
PREV: Sony CDX-GT40U / CDX-GT40UW / CDX-GT42UE / CDX-GT44U / CDX-GT45U / CDX-GT47UE (serv.man2) Service Manual

Sony CDX-GT56UI Service Manual ▷ View online

CDX-GT56UI/GT56UIW
CDX-GT56UI/GT56UIW
21
21
4-4.  PRINTED  WIRING  BOARDS  – 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
IC402
IC301
CD MECHANISM
DECK BLOCK
(MG-101CA-188)
OPTICAL
PICK-UP
BLOCK
(DAX-25A)
KEY BOARD 
CN901
A
FB801
FB802
FB803
R604
R415
R416
R417
R418
R419
R1301
R420
R622
R431
R625
R434
C402
JL001
JL002
JL003
C407
JL004
JL005
JL006
JL007
JL008
JL009
R643
JL010
JL011
JL012
JL013
C436
C437
C438
C439
C440
C442
TP342
FB890
FB891
R699
F4
R899
TP761
D820
D831
GT56UI
TP781
D832
TP785
AB1
R502
L1
C101
C103
C301
C302
C305
C306
C501
C503
R540
C311
R545
R11
R12
R13
C701
R19
C327
IFM500
IFM502
FB760
C716
R564
JL700
C335
JL701
JL702
JL703
R568
JL704
JL705
JL706
JL707
JL708
JL709
R765
R766
JL710
R575
JL711
JL712
JL713
R578
JL714
R579
JL715
JL716
JL717
JL718
JL719
S6
R199
JL720
D101
JL721
D102
R586
JL722
JL723
JL724
R395
JL725
R396
TP632
JL726
JL727
JL728
JL729
D110
JL730
JL731
JL732
JL733
TP640
CL061
TP641
TP642
CL063
TP643
CL064
TP644
D1
19
CL065
CL066
CL067
CL068
CL069
D318
C760
CL070
CL071
CL072
CL073
CL074
CL075
CL076
CL077
D320
CL078
CL079
D324
CL081
CL082
C780
FB19
C399
W001
C781
W002
C10
TP695
TP696
J801
1
9
1
8
16
19
18
17
2
3
4
5
6
7
8
9 10
CN802
(SIRIUSXM IN)
CN301
FU601
1
37
2
36
J401
J401
12
11
13 10
9
1
CN01
J1
A001
CN101
1
2
20
19
22
CN102
21
1
2
27
28
CN700
L301
C334
MAIN BOARD    (SIDE B)
1-884-818-
11, 21, 22
J801
(REMOTE IN)
9
1
3
5
4
X502
J1
(ANTENNA)
-2
R
-1
L
REAR/SUB
AUDIO OUT
TU901
TUNER UNIT
(TUX-DSP02)
SERVO
BOARD
SENSOR
BOARD
(Page 27)
Ver. 1.3
Note 1: When the SERVO board is de-
fective, exchange the complete 
mounted board. (Refer to Note 3)
Note 2: When the SENSOR board is defective, exchange the MECHAN-
ICAL BLOCK (Z) ASSY 08 (Former type) or MECHANICAL 
BLOCK (11CA) ASSY (New type). (Refer to Note 3)
Note 3: As for the mechanism deck (MG-101CA-188) carried in this unit, component parts have been 
changed from the midway of production. When you perform repair exchange of the mechanism deck 
(MG-101CA-188), refer to “ABOUT THE MG-101CA-188 OF FORMER AND NEW” on page 5.
CDX-GT56UI/GT56UIW
CDX-GT56UI/GT56UIW
22
22
•  See page 29, 30 for IC Block Diagrams.
4-5.  SCHEMATIC  DIAGRAM  – MAIN Section (1/5) –
D
A
9
11
G
C
1
7
2
10
14
H
13
6
4
15
B
E
8
5
F
I
3
12
3
MAIN
BOARD
(3/5)
MAIN
1
BOARD
(4/5)
2
MAIN BOARD (2/5) 
IC B/D
IC B/D
IC B/D
5.1
3.3
6.3
0
0
0
0
4.9
0
4.9
3.2
4.9
0
2.7
0
13.5
0
13.8
0
0
0
0
0.6
3.3
3.3
3.3
5.1
7
3.3
7
14.4
7
7
4.6
4.3
4.3
4.3
4.3
4.5
1
1
14.4
1
3.3
1
3.3
13.5
8.6
3.3
6.2
10.5
14.4
13.8
5.1
GT56UI
(GT56UIW)
*1
(GT56UI)
*1
0.22
C301
16V
C312
10
47k
R312
4.7k
R314
C311
0.22
0.22
C308
CN301
16P
1
FL+
2
RL+
3
RR+
4
FR+
5
AMP-REM
6
ANT-REM
7
ACC
8
GND
9
FL-
10
RL-
11
RR-
12
FR-
16
+B
13
TEL-ATT
14
ILL
15
TEST
17
+B
18
+B
19
+B
150
R307
1
C306
22
R429
100k
R401
4
3
1
2
PST8228UL
IC403
VOUT
Vdd
NC
VSS
0.1
C401
R818
220k
1k
R820
220
R303
220
R304
R513
100k
47k
R313
220
R305
220
R306
DRC5114E0L
Q802
DRC5114E0L
Q409
DRA5114E0L
Q407
100
R301
100
R302
2SC4154TP-1EF
Q301
J801
2SC4154TP-1EF
Q803
RKZ18B2KGP1
D806
RKZ18B2KGP1
D320
47k
R309
47p
C326
DRC5144E0L
Q801
RKZ18B2KGP1
D323
0
R864
16V
47
C313
R308
0
USB_GND
BU_3.3V
DR_6V
BU_GND
A_GND
VDD_3.3V
D_GND
DR_GND
GN1G
D324
GN1G
D318
GN1G
D321
25V
47
C416
SYS_RST
AU_GND
R814
220k
1k
R874
100k
R834
12k
R872
0.1
C830
100k
R831
2.2k
R870
0
R873
1k
R875
12k
R871
C876
1000p
0
R300
R433
0
0
R835
R340
0
IC301
TDF8556AJ/N5
1
TA
B
2
I2C_SDA
3
OUT
-FL-
4
I2C_SCL
5
OUT
-FL+
6
VP2
7
OUT
-RL-
8
P-GND1
9
OUT
-RL+
10
SVR
11
IN-RL
12
IN-FL
13
S-GND
14
IN-FR
15
IN-RR
16
BEEP
17
OUT
-RR+
18
P-GND3
19
OUT
-RR-
20
VP1
21
OUT
-FR+
22
STB
23
OUT
-FR-
24
P-GND4
25
DIAG
26
RST
27
ANT
-REM
28
CRES
29
AMP-REM
30
AUDIO+B(8.5V)
31
SER
VO-3.3V
32
GND
33
MECHA-6V
34
PA
N
EL
+B
35
VP
36
CBU
37
BU+B
R434
0
IC831
TC7WT126FU (TE12R)
1 1OE
2 1A
3 2Y
4 GND
5
2A
6
1Y
7
2OE
8
VCC
R819
1k
RKZ7.5B2KGP1
D805
0
R899
NEW
140uH
L301
3
4
2.2
C314
C877
100p
1000p
C323
6.3V
C309
220
6.3V
C403
220
6.3V
220
C411
16V
22
C303
C399
1
0
R400
0
R396
0
R395
IC830
74LVC1G17GW-125
1 NC
2 IN
3 GND
4
OUT
5
VCC
FB398
MM1836A33NRE
IC402
1
CONT
2
GND
3
NP
4
VOUT
5
VIN
39k
R830
0
R430
DA2J10100L
D401
FB801
FB802
FB803
FB890
FB891
JL009
JL010
22
R836
36V
2A
F4
16V
3300
C334
JL012
JL013
RKZ18B2KGP1
D831
RKZ18B2KGP1
D832
D820
RKZ18B2KGP1
1
C305
1
C327
1
C302
0.47
C315
0.47
C317
0.47
C319
0.47
C321
0.47
C331
0.47
C330
0.001
C398
0.1
C335
10k
R311
10k
R378
0.1
C407
6.3V
1000
C409
R833
1
JS1
+B
C878
100p
R856
100
R857
100
R855
100
1
C402
CN802
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
BUS1
15
16
17
18
19
20
BUS5
BUS6
21
36V
F3
2A
BEEP
STB
DIAG
RCIN0
RCIN1
XM_RCH
XM_RX
XM_TX
I2C_SCL
I2C_SDA
XM_PWREN
XM_GND
RESET
ACC
XM_LCH
IC301
(1/5)
MAIN BOARD
FRONT
7
FRONT
-
R-CH
+
BATT
REAR
AMP REM
14
+
REAR
L-CH
3
GND
+
+
5
8
4
-
13
6
10
ANT REM
R-CH
16
15
11
-
12
2
-
1
ACC
9
L-CH
IC831
IC830
IC403
IC402
FU601
10A
IC2 BUS CONTROLLED
POWER AMP/MULTIPLE
VOLTAGE REGULATOR
LOW VOLTAGE CHECK
OVER VOLTAGE CHECK
ACC DETECT
BACKUP VOLTAGE
Q803
CHECK
(SIRIUSXM IN)
(REMOTE IN)
RESET
BU +3.3V REG
Q407,409
MUTE DRIVE
BUS INTERFACE (TX)
BUS INTERFACE (RX)
R833
68k
100k
C831
0 . 1
(Page 23)
(Page 24)
(Page 25)
Ver. 1.2
CDX-GT56UI/GT56UIW
CDX-GT56UI/GT56UIW
23
23
• See page 19 for Waveforms.   •  See page 31 for IC Block Diagrams.   • See page 33 for IC Pin Function Description of IC501.
4-6.  SCHEMATIC  DIAGRAM  – MAIN Section (2/5) –
D
A
9
11
G
C
1
7
2
10
14
H
13
6
4
B
E
8
5
F
3
12
4
BOARD
(3/5)
MAIN
5
BOARD
(5/5)
MAIN
2
MAIN BOARD (1/5)
1
2
IC B/D
0
9.2
6.2
4.6
14.2
3.3
0
0
5.2
1
1.7
5.9
3.3
0.1
1.1
3.1
0
0
2.8
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0.2
3.3
3.3
3.3
0
0
0
3.3
3.3
3.1
3.3
3.3
3.3
2.7
2.6
3.1
0
0
3.3
3.3
3.3
3.3
0
3.3
0
0
0
0
3.3
0
3.1
0
3.3
0
0.3
1.5
3.3
1.7
1.7
3.3
3.1
3.1
2.8
3.3
3.3
3.3
1.1
0
3.3
3.3
0.01
100k
R545
100k
R546
0
R543
1k
R533
1k
R534
470
R535
100k
R536
100k
R531
10k
R538
100k
R540
10M
R541
220k
R542
18p
C508
100
R547
1000p
C502
100
R525
0.5%
10k
R516
100
R524
0.5%
10k
R515
100
R523
0.5%
10k
R514
1000p
C512
1000p
C514
0.01
C523
0.01
C522
0.1
C504
10k
R578
10k
R579
100k
R576
100k
R575
R586
100k
1k
R517
1k
R518
33k
R522
33k
R521
0
R561
0
R562
2.2k
R556
2.2k
R557
47p
C521
47p
C520
100k
R567
CAM001
R584 100k
CL003
CL004
0
R539
0
R548
0
R549
R544
1M
100k
R569
R552
100k
100
R563
100
R564
100
R570
100
R572
100k
R560
BA
T54AL
T1G
D731
FB501
R527
100k
100k
R566
100k
R565
470
R529
JL001
JL002
JL003
JL004
JL005
JL006
JL007
100k
R577
JL008
0
R555
1
C1301
100
R1301
100
R571
0.1
C1310
0
R865
100
R573
100
R574
DB2X41400L
D1300
1
2
3
4
5
6
7
8
8P
CN501
RESET
CLK
BUSY
TXD
RXD
BU3.3V
FLASH_W
GND
22p
C507
TXD
RXD
SA_DATA
SA_CLK
WAKE_UP
EJECT_OK
BU_IN
USB_D-
CD_ON
VBUS_ON
CDM_ON
USB_D+
A_ATT
Z_MUTE
100k
R502
100k
R1302
0.5%
39k
R1311
100k
R568
C1307
MC2838-T1
12-1
D403
IC501
R5F3650KBDZ75FA (New type)
R5F3650KBDZ78FA (Former type)
1
LCD_SO
2
LCD_CLK
3
NOSE_SW
4
SIRCS
5
UNISO
6
UNISI
7
UNISCK
8
BYTE
9
CNVSS
10
XIN
11
XOUT
12
RESET
13
OSCOUT
14
VSS
15
OSCIN
16
VCC1
17
NMI
18
RC_IN1
19
BUIN
20
SYSRST
21
BUS_ON
22
MC_RX
23
DOOR_SW
24
MC_TX
25
DOOR_ING
26
SYNC_OUT
27
EJECT_OK
28
BEEP
29
I2C_SCL
30
I2C_SDA
31
FW_TXD
32
FW_RXD
33
FW_CLK
34
FW_BUSY
35
XM_TX
36
XM_RX
37
XM_POWER EN
38
CD_ON
39
CDM_ON
40
WAKE_UP
41
EPM
42
Z_MUTE
43
R/S SW_SEL
44
EQ_TYPE_SEL
45
INITCOL_SEL
46
CE
47
HIT2_SDA
48
HIT2_SCL
49
HIT2_RESET
50
EN_USB
51
VBUS_ON
52
FL
T_USB
53
EN_SYS
54
IPOD
55
EXT
ATT_XEN
56
TELA
TT
57
ACC_IN
58
AT
T
59
DIAG
60
AMPSTB
61
CYRIL_SEL
62
VCC2
63
F_AUX_A
TT
64
VSS
65
ILLUMI SEL
66
COLSW SEL
67
BT_MUTE
68
B-OUT
 SEL
69
AREASEL3
70
AREASEL2
71
AREASEL1
72
AREASEL0
73
MODELNAME_SEL0
74
MODELNAME_SEL1
75
MODELNAME_SEL2
76
MODELNAME_SEL3
77
BT_TX
78
BT_RX
79
DEBUG_1
80
DEBUG_2
81 RE-IN1
82 RE-IN0
83 ILL_IN
84 BT_RTS
85 BT_CTS
86 BT_RESET
87 BT_POWER
88 BT_MIC_DET
89 SA_DATA
90 SA_CLK
91 KEYACK0
92 KEYACK1
93 BT_MIC_ON
94 KEYIN1
95 KEYIN0
96 AVSS
97 RC_IN0
98 AVRH
99 AVDD
100 LCD_CE
100
R510
100
R511
32.768kHz
X502
2.2
C1308
0.01
C1312
0.01
C1309
0.01
C513
22
C1305
L1300
0
0.01
C1317
C501
47p
C503
47p
IC1300
OZ539IGN-A1-0-TR
1 BST
2 LX
3 VIN
4 EN_SYS
5 USB_OUT
6 FB_US
7 USB_IN
8 SYNC
9
FLT_USB
10
ISET_USB
11
VIC_USB
12
EN_USB
13
SS_SYS
14
GNDA
15
RT
16
VREF
47uH
L1301
X501
7.92MHz
C1304
47
C1315
47
16V
100
C1311
0.5%
82k
R1307
0.5%
82k
R1308
680p
C1306
0.047
C518
0.5%
5.6k
R1305
470
R553
100k
R501
1
C510
C1316
0.1
0.5%
10k
R1312
1k
R1310
R1315
1k
220k
R1313
R1300
470
RB751V40, 115
D530
BUS2
BUS3
BUS4
10
11
12
13
14
15
16
17
18
19
20
BUS5
BUS6
21
ACC
DIAG
RE0
RE1
BEEP
RESET
BUSY
SYNC
STB
XM_RX
XM_PWREN
SYNC
EN_USB
FL
T_USB
CNVSS
TXD
RXD
EJECT_OK
CD_ON
CDM_ON
WAKE_UP
Z_MUTE
VBUS_ON
USB_D-
A_ATT
Z_MUTE
VBUS_ON
CD_ON
CDM_ON
TXD
RXD
SA_DATA
SA_CLK
EJECT_OK
WAKE_UP
BU_IN
F_CLK
XM_TX
EN_USB
USB_D+
KEY0
KEY1
BUSY
F_TXD
F_RXD
CNVSS
17
A_ATT
EN_SYS
FL
T_USB
RESET
SA_DATA
SA_CLK
RCIN0
LCD_CE
LCD_DATA
LCD_CLK
NOSE_SW
SIRCS
RCIN1
EN_SYS
F_CLK
F_RXD
F_TXD
I2C_SCL
I2C_SDA
IC501
IC1300
MAIN BOARD (2/5)
SYSTEM CONTROL
)
(
PROGRAMMING
FLASH
USB VBUS POWER SUPPLY
(Page 26)
(Page 24)
(Page 22)
Ver. 1.3
Note 1: When IC501 is replaced, the destination setting is necessary. Refer 
to “NOTE THE MAIN BOARD OR SYSTEM CONTROLLER 
(IC501) REPLACING” on page 4.
Note 2: IC501 has been changed in the midway of production. When IC501 
is replaced, be sure to refer to “ABOUT CHANGE OF THE LCD 
DRIVER IC (IC901) ON THE KEY BOARD” on page 6.
Note 3: CN501 has been deleted in the midway of production.
CDX-GT56UI/GT56UIW
CDX-GT56UI/GT56UIW
24
24
D
A
9
11
G
C
1
7
2
10
H
6
4
B
E
8
5
F
I
3
12
A
BOARD
CN901
KEY
MAIN
3
BOARD
(1/5)
MAIN
6
BOARD
(4/5)
MAIN
4
BOARD
(2/5)
IC B/D
0
0
0
0
0
0
0
0
0
0
0
0
4
4
4
4
4
4
3.6
3.6
3.6
3.6
3.6
4
4
8.5
3.3
3.3
8.4
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.7
GT56UI
MAIN BOARD (3/5)
IC401
40
39
38
37
36
35
34
7
6
5
4
3
2
1
33
32
30
31
8
27
28
29
9
10
11
12
13
14
24
17
25
26
23
22
21
20
19
18
15
16
BD3467FV-E2
IC401
BUS_LCH
BUS_RCH
NCO
NCO
TU_LCH
TU_GND
TU_RCH
AUX_LCH
AUX_GND
AUX_RCH
XM_LCH
XM_GND
XM_RCH
FP1
FN1
FN2
FP2
NCO
NCO
NCO
MUTE
I2C_SCL
I2C_SDA
GND
FIL
VCC(8.5V)
AU_OUT_RCH
AU_OUT_LCH
NCO
AU_IN_SUB
AU_IN_RL
AU_IN_RR
AU_IN_FL
AU_IN_FR
AU_OUT_FR
AU_OUT_FL
AU_OUT_RR
AU_OUT_RL
AU_OUT_SR
AU_OUT_SL
1k
R404
R402
1k
1k
R423
10k
R411
R403
10k
10k
R405
1k
R410
10k
R424
1k
R415
2.2k
R419
12k
R418
0
R420
1k
R416
1
C436
1
C437
0
R431
C100
0.1
10k
R422
10k
R409
0
R116
R406
0
12k
R417
1k
R407
1k
R421
D1
10
RKZ6.8B2KGP1
RKZ6.8B2KGP1
D102
RKZ6.8B2KGP1
D101
D119
RKZ6.8B2KGP1
AU_IN_LCH
AU_FL_CH
AU_RR_CH
AU_RL_CH
AU_SUB_CH
AU_IN_RCH
AU_FR_CH
CAM002
16V
220
C415
CL069
CL076
CL074
CL077
CL070
CL079
CL071
CL063
CL075
CL064
CL078
CL066
CL072
CL067
CL065
CL068
CL073
CL061
RF_ANT_IN
RF_GND
AUDIO_OUT_L
AUDIO_OUT_R
RSTN
SCL
SDA
+8.5V
POWER_GND
TU901
9
4
5
3
1
2
6
7
8
13
10
12
11
R432
10k
C450
1
C452
1
J1
(ANTENNA)
C101
1000p
0
R11
0
R12
CN102
20P
1
USB_GND
2
USB_VBUS
3
D-
4
D+
5
GND
6
KEY_GND
7
AUX_L
8
AUX_R
9
AUX_GND
10
RE_0
11
RE_1
12
KEY_1
13
KEY_0
14
SIRCS
15
LCD_DATA
16
LCD_CE
17
LCD_CLK
18
ILL(FP+B)
19
PANNEL_SW
20
GND
G
RED
WHT
J401
1
C10
C203
1000p
16V
10
C425
16V
47
C11
4.7uH
L1
16V
10
C419
C410
10
16V
16V
10
C413
16V
10
C420
16V
10
C422
16V
10
C424
1
C15
0
R10
1k
R13
0.01
C457
R102
0
0
R122
0
R121
LTC014TUBFS8TL
Q401
LTC014TUBFS8TL
Q402
LTC014TUBFS8TL
Q403
LTC014TUBFS8TL
Q404
LTC014TUBFS8TL
Q405
Q406
LTC014TUBFS8TL
JL011
0
R19
R199
0
FB19
C440
1000p
C439
1000p
C103
0.1
2.2
C438
0.1
C414
C451
2.2
C442
0.1
CAM003
1
2
3
4
5
6
7
8
9
BUS1
BUS2
BUS3
BUS4
10
11
12
13
14
NOSE_SW
USB_D+
USB_D-
RE0
KEY0
SIRCS
LCD_DATA
LCD_CE
LCD_CLK
KEY1
I2C_SDA
I2C_SCL
XM_LCH
XM_GND
XM_RCH
RE1
TUNER UNIT
(TUX-DSP02)
R
L
AUDIO
REAR/SUB
OUT
Q401-406
MUTE
ELECTRONIC VOLUME
-1
-2
• See page 32 for IC Block Diagrams.
4-7.  SCHEMATIC  DIAGRAM  – MAIN Section (3/5) –
(Page 28)
(Page 23)
(Page 25)
(Page 22)
Ver. 1.3
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