Sony CDX-GT730UI / CDX-GT737UI / CDX-GT780UI Service Manual ▷ View online
CDX-GT730UI/GT737UI/GT780UI
CDX-GT730UI/GT737UI/GT780UI
29
29
4-9. PRINTED WIRING BOARD – SUB Section –
•
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
1
12
24
13
LED701
LED702
LED702
(DOOR INDICATOR)
LED701,
S701
CN703
S701
R793
R794
1
23
1
3
D751
D752
FFC701
CN702
CD MECHANISM
UNIT
(MG-101Z)
(2/2)
R791
R792
BP701
1-877-934-
11
(11)
11
(11)
1-877-934-
B
KEY BOARD CN901
A
MAIN BOARD CN100
SUB BOARD (SIDE A)
SUB BOARD (SIDE B)
;
(Page 24)
(Page 31)
CDX-GT730UI/GT737UI/GT780UI
CDX-GT730UI/GT737UI/GT780UI
30
30
4-10. SCHEMATIC DIAGRAM – SUB Section –
4
B
3
E
7
A
D
5
1
6
C
2
MAIN
BOARD
(4/4)
A
CN100
KEY
BOARD
CN901
B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
23P
FFC701
KEY_GND
DOOR_IND
U-COM_GND
AUX-R
AUX-GND
AUX-L
DSPL_RESET
DSPL_IF
CNVSS
DSPL_RX
DSPL_TX
DOOR
FL_VDD+3.3V
KEY-0
RE_0
RE_1
ILL+10.4V
FL/ILL_GND
FL_F(-)
FL_F(+)
FL-VDD2+55V
USB_GND
V-BUS
S701
330
R793
0
R794
CL-197HB1E-D-T
LED701
CL-197HB1E-D-T
LED702
10
R791
10
R792
1
2
3
3P
CN702
USB_D+
USB_D-
USB_GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
24P
CN703
UCOM_GND
FL-VDD2+55V
FL_F(+)
FL_F(-)
FL/ILL_GND
ILL+10.4V
DSPL_TX
DSPL_RX
DSPL_CE
FL_VDD+3.3V
DSPL_RESET
CNVSS
USB_VBUS
USB_D-
USB_D+
USB_GND
DOOR
RE_0
RE_1
KEY-0
KEY-GND
AUX-L
AUX-GND
AUX-R
BP701
D751
EDZ TE61
6.8B
D752
EDZ TE61
6.8B
KEY_GND
V-BUS
USB_GND
FL-VDD2+55V
FL_F+
FL_F-
USB_GND
FL-VDD2+55V
FL_F+
FL_F-
ILL+10.4V
FL/ILL_GND
RE_1
RE_0
KEY-0
FL-VDD+3.3V
DOOR
DSPL_TX
DSPL_RX
CNVSS
DSPL_CE
DSPL_RESET
AUX-L
AUX-GND
AUX-R
U-COM_GND
RE_0
KEY-0
FL-VDD+3.3V
DOOR
DSPL_TX
DSPL_RX
CNVSS
DSPL_CE
DSPL_RESET
AUX-L
AUX-GND
AUX-R
U-COM_GND
CNVSS
DSPL_RESET
FL-VDD+3.3V
DSPL_CE
DSPL_RX
DSPL_RX
DSPL_TX
FL-VDD2+55V
V-BUS
DOOR
RE_0
RE_1
AUX-R
USB_GND
KEY_GND
FL_F+
FL_F-
FL/ILL_GND
AUX-L
AUX-GND
KEY-0
ILL+10.4V
U-COM_GND
(DOOR INDICATOR)
UNIT
(MG-101Z)
MECHANISM
(2/2)
CD
SUB BOARD
(Page 32)
(Page 28)
CDX-GT730UI/GT737UI/GT780UI
CDX-GT730UI/GT737UI/GT780UI
31
31
4-11. PRINTED WIRING BOARDS – KEY Section –
•
: Uses unleaded solder.
Ref. No. Location
• Semiconductor Location
Ref. No. Location
(D901) H-11
(D902) G-10
(D903) G-10
(D904) G-10
(D905) H-11
(D906) H-9
(D902) G-10
(D903) G-10
(D904) G-10
(D905) H-11
(D906) H-9
(D907) G-9
(D908) H-10
(D909) H-10
(D910) H-9
(D909) H-10
(D910) H-9
(D911) H-10
(D913) H-9
(D913) H-9
(D914) G-9
(D915) G-9
(D916) H-6
(D917) H-5
(D918) H-5
(D919) H-5
(D920) H-9
(D921) G-10
(D923) H-8
(D923) H-8
(D924) G-6
(D925) H-6
D926
C-4
D927
C-2
(IC901) H-7
(IC902) H-6
IC903
A-5
(IC904) G-11
LED901 A-2
LED902 B-3
LED903 C-2
LED904 B-2
LED905 B-2
LED906 A-3
LED907 B-2
LED908 C-2
LED909 C-7
LED910 C-6
LED911 C-6
LED912 C-9
LED913 C-8
LED914 C-8
LED915 C-10
LED916 C-9
LED916 C-9
LED917 B-4
LED918 B-4
LED919 C-3
LED920 C-4
(Q901) G-10
(Q902) G-3
(Q902) G-3
(Q903) G-3
(Q904) G-3
(Q905) H-5
(Q906) G-5
(Q907) G-5
(Q908) H-8
(Q910) H-8
( ): SIDE B
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
CN902
(USB)
S901
FRONT
PANEL
OPEN
DETECT
B
SUB BOARD CN703
1-879-278-
1-879-278-
(11)
11
(11)
11
(11)
11
(11)
11
1-879-277-
1-879-277-
BRN
RED
ORG
BRN
RED
ORG
37
35
33
21
1
3
5
8
4
1
3
2
LED901
LED902
LED903
LED904
LED905
LED906
LED907
LED908
LED909
LED910
LED91
1
LED912
LED913
LED914
LED915
LED916
LED917
LED918
LED919
FL901
FLUORESCENT INDICATOR TUBE
LED920
CN902
S902
S903
S904
S905
S906
S907
S909
S910
S911
S912
S913
S914
S915
S916
S917
S918
IC903
D926
D927
RE901
FB901
FB902 FB903
W004
W005
W006
E C B
1
5
6
4
1
12
13
24
1100
7675
26
25
50
51
JL001
JL002
JL003
JL004
JL005
JL006
JL007
JL008
JL009
JL010
Q901
Q902
Q903
B C E
B C E
B C E
Q904
Q905
Q906
Q907
B C E
B C E
B C E
Q908
Q910
E C B
B C E
FB900
FB907
FB908
FB909
FB910
FB911
R901
FB912
R902
FB913
R903
R904
R905
R906
R907
R908
R909
R910
R911
R912
R913
R914
R720
R915
R721
R916
R722
R917
1
4
4
8
5
5
R723
R918
R724
R725
R919
R726
R727
R728
CN901
R729
R920
R921
R922
R923
R924
R730
R925
R731
R926
R927
R734
R735
R736
R737
R738
R739
R933
R934
R740
R741
R742
R743
R744
R745
R746
R747
R748
C901
R749
C902
C903
R940
R941
C906
R942
R943
C907
C908
C909
R945
R946
R752
R947
R753
R948
R754
R949
R755
R756
R757
C910
1
2
4
3
R758
X901
C91
1
R759
C912
C914
R950
C915
R951
C916
R952
C917
R953
C918
R954
R760
R955
R761
R956
R762
R957
R763
R764
R959
R765
R766
R767
C920
R768
R769
C923
C924
R960
C925
S901
R961
C926
R962
LF901
C927
R963
C928
R770
R964
C929
R771
R965
R966
R772
R773
R967
R774
R968
R775
R969
R776
R777
R778
R779
R970
R971
R974
R972
R973
R780
R975
R781
R976
R782
R977
R783
R978
R982
R984
R988
R989
R990
R991
R993
R994
D901
D902
D903
D904
D905
D906
D907
D908
D909
D910
D91
1
D913
D914
W001
D915
W002
D916
W003
D917
D918
D919
D920
D921
IC901
IC902
D923
D924
IC904
D925
KEY BOARD (SIDE A)
KEY BOARD (SIDE B)
AUX BOARD
(SIDE A)
(SIDE A)
AUX
BOARD
(SIDE B)
BOARD
(SIDE B)
D926,LED917-920
(RING ILLUMINATOR)
PUSH ENTER/
SOUND/MENU
SOUND/MENU
RE901
(VOLUME)
OFF
SOURCE
S905
S906
S907
LED905,
S917
LED901,
S918
LED904,
S904,
D927
LED902,
MODE
LED903,
N/
SEEK–
LED908,
.
SEEK+/
ZAP
S903,
LED907
S902,LED906
SCRL
S909,LED911
1/REP
S910,LED910
5/DM+
S914,LED912
2/SHUF
S911,LED909
3/ALBUM –
S912,LED914
4/ALBUM +
S913,LED913
6/PAUSE
S915,LED916
AF/TA/PTY
(US,E,EA,MX)
(AEP,UK,IT,RU)
DSPL
S916,LED915
AUX
J901
DSPL/SCRL
(US,E,EA,MX)
(AEP,UK,IT,RU)
(Page 29)
CDX-GT730UI/GT737UI/GT780UI
CDX-GT730UI/GT737UI/GT780UI
32
32
4-12. SCHEMATIC DIAGRAM – KEY Section –
• See page 20 for Waveforms. • See page 38 for IC Block Diagrams. • See page 41 for IC Pin Function Descriptions.
10
C
B
6
E
I
F
A
9
3
13
4
7
5
14
J
2
D
8
11
H
1
12
G
BOARD
B
CN703
SUB
1
IC B/D
10.5
10.3
9.7
1.3
0.7
0.1
4.1
0.1
3.4
4.1
3.4
3.4
4.1
3.4
3.4
0.9
3.4
0.9
0.1
3.5
0
0
0
0
0
0
0
0
0
0
3.3
4
3.9
4.1
(AEP,UK,IT,RU)
(US,E,EA,MX)
2.4
4.1
0.9
4.1
3.3
0.9
0.9
0.9
4.1
0.9
3.3
3.8
3.8
2.6
1.1
3.3
1
0.9
1
3.9
0.8
1.1
3.3
1
3.3
0.8
1
4.1
3.3
4.1
4.1
4.1
4.1
0.9
4.1
0.9
4.1
4.1
4.1
(AEP,UK,IT,RU)
(US,E,EA,MX)
(AEP
,UK,IT
,RU)
(US,E,EA,MX)
(US,E,EA,MX)
(AEP
,UK,IT
,RU)
8765
4
3
2
1
IC904
SN74LVC2G66DCUR
1A
1B
2C
GND
2A
2B
1C
VCC
820
R901
1k
R902
1k
R903
1.2k
R904
1.5k
R905
820
R906
1k
R907
1k
R908
1.2k
R909
1.5k
R910
1k
R914
0
R915
0
R916
3
12
4
LF901
Q901
RT1P141C-TP-1
USB ON/OFF CONTROL
D905
RB501V
-40TE-17
D902
1SS355WTE-17
1k
R919
S902
S903
S904
S905
S906
S907
S909
S910
S911
S912
S913
S914
S917
S918
MAZ8180GMLS0
D906
MAZ8068GMLS0
D907
MAZ8068GMLS0
D908
MAZ8068GMLS0
D909
MAZ8068GMLS0
D910
MAZ8068GMLS0
D91
1
MAZ8068GMLS0
D913
MAZ8068GMLS0
D914
MAZ8068GMLS0
D915
C902
0.01
R
G
B
CL-321YF-D-T
LED920
R
G
B
CL-321YF-D-T
LED909
R
G
B
CL-321YF-D-T
LED910
R
G
B
CL-321YF-D-T
LED91
1
R
G
B
CL-321YF-D-T
LED913
R
G
B
CL-321YF-D-T
LED912
R
G
B
CL-321YF-D-T
LED914
R
G
B
CL-321YF-D-T
LED915
R
G
B
CL-321YF-D-T
LED916
150
R734
100
R735
100
R738
68
R739
680
R742
680
R743
100
R767
100
R766
47
R769
56
R768
100
R770
100
R771
100
R773
100
R772
47
R775
56
R774
100
R777
100
R776
220
R778
150
R779
120
R780
100
R781
390
R782
390
R783
LTC614TKFP8T146
Q902
LTC614TKFP8T146
Q903
LTC614TKFP8T146
Q904
LTC614TKFP8T146
Q905
R
G
B
CL-321YF-D-T
LED901
43
12
XC61CN2802NR
IC902
Vout
Vdd
NC
Vss
47k
R920
47k
R921
D916
1SS355WTE-17
C910
0.1
100k
R966
100
R924
100k
R927
C911
0.1
100
R922
100
R926
1k
R923
C909
0.1
820
R913
0.5%
10k
R965
0.5%
10k
R964
100
R942
100
R943
220
R946
C912
0.1
D917
MAZ8051GMLS0
D918
MAZ8051GMLS0
VCC
OUT
GND1
GND2
RS-470
IC903
1k
R945
C914
1
10
R949
10k
R951
2.2k
R954
100k
R959
100k
R957
10
R950
C915
0.1
C917
0.1
C918
100V
0.1
C920
0.1
C916
0.1
D901
D903
D904
R994
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
IC901
FL DISPLAY DRIVER,LED CONTROL
MAS_IF
SIRCS
VDC0
NOC
VDC1
NSD
CNVSS
NCO
NCO
RESET
SIRCS
VDC0
NOC
VDC1
NSD
CNVSS
NCO
NCO
RESET
XOUT
VSS
XIN
VCC1
NMI
NCO
NCO
NCO
GCP_TA4_IN
NCO
FL_CLK_IN
FL_DAT2
NCO
LAT_TA2_OUT
NCO
VSS
XIN
VCC1
NMI
NCO
NCO
NCO
GCP_TA4_IN
NCO
FL_CLK_IN
FL_DAT2
NCO
LAT_TA2_OUT
NCO
BK_T
A1_OUT
NCO
GCP_T
A0_OUT
SYS_SO
SYS_SI
FLS
_CLK
BUSY
FL_DA
T1
NCO
FL_C
LK_IN
NCO
NCO
NCO
HOLD
NCO
NCO
NCO
NCO
WRI/WR
FL_DA
T3
NCO
FL_C
LK
_OUT
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
VCC2
NCO
VSS
NCO
NCO
NCO
NCO
STATUS_3
STATUS_2
STATUS_1
STATUS_0
NCO
NCO
NCO
NCO
NCO
NCO
NCO
KEY_PUSH
NCO
NCO
SW_4
SW_3
SW_2
SW_1
KEY_1
KEY_2
NCO
NCO
NCO
ILL_G
REEN
ILL_B
LUE
ILL_R
ED
NCO
AV
SS
NCO
VREF
AV
C
C
RING
NCO
NCO
FL901
FLUORESCENT INDICATOR TUBE
1
5
6
7
8
21 22 23 24 25 26 27 28 29 30 31 32 33
35 36
2
3
37
1
2
3
4
6P
CN902
0.1
C901
10k
R918
2.2
C906
10k
R917
10
R962
10
R963
100
R933
100
R934
470
R724
R
G
B
CL-321YF-D-T
LED917
270
R720
R
G
B
CL-321YF-D-T
LED918
150
R721
R
G
B
CL-321YF-D-T
LED919
LTC614TKFP8T146
Q906
LTC614TKFP8T146
Q907
D919
MAZ8051GMLS0
100
R940
0.5%
10k
R941
1.8k
R911
S915
S916
2.2k
R912
150
R759
150
R758
47
R757
R
G
B
CL-321YF-D-T
LED903
56
R756
100
R755
100
R754
R
G
B
CL-321YF-D-T
LED905
100
R736
68
R740
R
G
B
CL-321YF-D-T
LED904
150
R737
100
R741
680
R752
100
R745
100
R746
120
R744
120
R747
R
G
B
CL-321YF-D-T
LED902
680
R753
100
R761
100
R764
R
G
B
CL-321YF-D-T
LED908
56
R762
100
R765
R
G
B
CL-321YF-D-T
LED906
R
G
B
CL-321YF-D-T
LED907
150
R760
47
R763
270
R726
150
R727
470
R730
D926
CL-195PG-CD-T
CL-195PG-CD-T
D927
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
24P
CN901
USB_VBUS
USB_D-
USB_D+
USB_GND
DOOR
RE_0
RE_1
KEY-0
KEY-GND
AUX-L
AUX-GND
AUX-R
UCOM_GND
FL_VDD2+55V
FL_F(+)
FL_F(-)
FL/ILL_GND
ILL+10.4V
DSPL_TX
DSPL_RX
DSPL_CE
FL_VDD+3.3V
DSPL_RESET
CNVSS
10
R947
0
R970
100V
0.1
C908
0.1
C907
10
R969
100k
R971
8MHz
X901
MAZ8068GMLS0
D920
C923
4.7
100k
R972
100k
R967
100k
R973
120
R748
120
R749
FB907
0
2.2k
R974
100k
R975
100k
R976
100k
R977
R925
2.2k
100
R952
100
R961
100
R960
1k
R956
1k
R955
1k
R953
1k
R968
C924
0.01
100
R978
MAZ8068GMLS0
D921
C925
0.22
0
R948
R982
220
LTC614TKFP8T146
Q910
D924 1SS355WTE-17
D925 1SS355WTE-17
C903
0.1
C929
0.22
2SC5784(TE85L)
Q908
RE901
S901
2.2k
R991
2.2k
R990
2.2k
R989
C926
4.7
C927
4.7
C928
4.7
JL001
JL002
JL003
JL004
JL004
JL005
JL006
JL007
JL008
JL009
JL010
330
R984
MAZ8091GMLS0
D923
680
R725
680
R731
56
R728
47
R729
120
R722
120
R723
R993
0
FB900
FB912
R988
FB
FB902
FB901
J901
FB903
FB909 0
FB910 0
FB911 0
FB908 0
FB913
FB910 0
FB911 0
FB908 0
FB913
SI2
LA
T
DSPL_CE
BK
SI1
SI3
GCP
GCP
LA
T
DSPL_TX
DSPL_RX
DSPL_CE
SI1
DSPL_RX
DSPL_TX
DSPL_TX
SI2
SI3
BK
CLK
CLK
SOURCE
OFF
SCRL
AF/T
A/PTY
1/REP
2/SHUF
3/ALBUM –
4/ALBUM +
5/DM+
6/P
AUSE
DSPL
MODE
ZAP
1/REP
2/SHUF
5/DM+
6/PAUSE
ZAP
MODE
KEY BOARD
D926,LED917-920
(RING ILLUMINATOR)
LED POWER
Q908,910
CONTROL
Q905
BLUE LED
DIMMER
CONTROL
GREEN LED
DIMMER
CONTROL
Q907
Q906
RED LED
DIMMER
CONTROL
SEEK+/
/SEEK–
DSPL/SCRL
RED LED
DRIVER
DRIVER
GREEN LED
DRIVER
BLUE LED
AUX BOARD
AUX
W005
W006
W004
W003
W002
W001
(USB)
D–
USB-VBUS
USB-GND
D+
5
6
USB SELECT SWITCH
IC904
OFF
SOURCE
SOUND/MENU
PUSH ENTER/
(VOLUME)
ROTARY
ENCODER
FRONT
PANEL
OPEN
DETECT
IC903
REMOTE CONTROL
SIGNAL RECEIVER
AF/TA/PTY
SCRL
3/ALBUM –
4/ALBUM +
DSPL
DSPL/SCRL
SEEK+/
/SEEK–
IC901
IC902
RESET
R5F64116DA02FB
1
2
2
4
3
3
(Page 30)
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