Sony CDX-GT730UI / CDX-GT737UI / CDX-GT780UI Service Manual ▷ View online
CDX-GT730UI/GT737UI/GT780UI
41
KEY BOARD IC901 R5F64116DA02FB (FL DISPLAY DRIVER, LED CONTROL)
Pin No.
Pin Name
I/O
Description
1
MAS_IF
I
Communication IF signal input from the system control IC
2
SIRCS
I
SIRCS signal input from the remote control signal receiver IC
3
VDC0
—
Capacitor connecting pin
4
NCO
O
Not used. (Fixed at L in this set)
5
VDC1
—
Capacitor connecting pin
6
NSD
I/O
Debug port (Fixed at H in this set)
7
CNVSS
I
Flash writer port signal input
8, 9
NCO
O
Not used. (Open)
10
RESET
I
Reset signal input from the system control IC
11
XOUT
O
Main system clock output (8 MHz)
12
VSS
—
Ground
13
XIN
I
Main system clock input (8 MHz)
14
VCC1
—
Power supply pin (+3.3 V)
15
NMI
I
Non-maskable interrupt signal input (Fixed at H in this set)
16 to 18
NCO
O
Not used. (Open)
19
GCP_TA4_IN
I
FL BK signal input
20
NCO
O
Not used. (Open)
21
FL_CLK_IN
I
FL serial clock signal input
22
FL_DAT2
O
FL serial data output 2
23
NCO
O
Not used. (Open)
24
LAT_TA2_OUT
O
FL latch signal output
25
NCO
O
Not used. (Open)
26
BK_TA1_OUT
O
FL BK signal output
27
NCO
O
Not used. (Open)
28
GCP_TA0_OUT
O
FL GCP signal output
29
SYS_SO
O
Communication TX signal output for the system control IC
30
SYS_SI
I
Communication RX signal input from the system control IC
31
FLS_CLK
I
Flash writer serial clock signal input (Fixed at L in this set)
32
BUSY
O
Flash writer BUSY signal output (Not used in this set)
33
FL_DAT1
O
FL serial data output 1
34
NCO
O
Not used. (Open)
35
FL_CLK_IN
I
FL serial clock signal input
36 to 38
NCO
O
Not used. (Open)
39
HOLD
I
External data bus (HOLD) signal input (Fixed at L in this set)
40 to 43
NCO
O
Not used. (Open)
44
WRI/WR
I
External data bus (WRI/WR) signal input (Fixed at H in this set)
45
FL_DAT3
O
FL serial data output 3
46
NCO
O
Not used. (Open)
47
FL_CLK_OUT
O
FL serial clock signal output
48 to 59
NCO
O
Not used. (Open)
60
VCC2
—
Power supply pin (+3.3 V)
61
NCO
O
Not used. (Open)
62
VSS
—
Ground
63 to 66
NCO
O
Not used. (Open)
67
STATUS_3
O
Status LED 4 control signal output (Not used in this set)
68
STATUS_2
O
Status LED 3 control signal output (Not used in this set)
69
STATUS_1
O
Status LED 2 control signal output (Not used in this set)
70
STATUS_0
O
Status LED 1 control signal output (Not used in this set)
71 to 77
NCO
O
Not used. (Open)
78
KEY_PUSH
I
Encoder push key detect signal input
79, 80
NCO
O
Not used. (Open)
81
SW_4
I
Dip switch 4 setting signal input (Not used in this set)
82
SW_3
I
Dip switch 3 setting signal input (Not used in this set)
83
SW_2
I
Dip switch 2 setting signal input (Not used in this set)
84
SW_1
I
Dip switch 1 setting signal input (Not used in this set)
CDX-GT730UI/GT737UI/GT780UI
42
Pin No.
Pin Name
I/O
Description
85
KEY_1
I
Key signal input from the AD key line 1
86
KEY_2
I
Key signal input from the AD key line 2
87 to 89
NCO
O
Not used. (Open)
90
ILL_GREEN
O
Illuminator (green) change control signal output
91
ILL_BLUE
O
Illuminator (blue) change control signal output
92
ILL_RED
O
Illuminator (red) change control signal output
93
NCO
O
Not used. (Open)
94
AVSS
—
Ground
95
NCO
O
Not used. (Open)
96
VREF
—
Reference voltage input (+3.3 V)
97
AVCC
—
Power supply pin (+3.3 V)
98
RING
O
Ring illuminator LED control signal output
99, 100
NCO
O
Not used. (Open)
43
CDX-GT730UI/GT737UI/GT780UI
not supplied
not supplied
(SUB board)
(SUB board)
not supplied
FU601
not supplied
not supplied
not supplied
#1
#1
#1
#3
#4
#5
#3
#4
#4
#6
#2
#1
"
#
#
1
2
3
4
5
6
7
5
8
9
11
"
10
not supplied
12
13
#3
front panel section
MG-101Z-188//Q
SECTION 5
EXPLODED VIEWS
1
X-2176-199-1 LOCK
ASSY
2
3-246-441-01 BUTTON
(EJECT)
3
1-834-627-11 CABLE, FLEXIBLE FLAT (23 CORE)
4
3-260-247-01 CUSHION (SUB PANEL)
5
3-042-244-01 SCREW
(T)
6
X-2319-140-1 PANEL
ASSY,
SUB
7
X-3384-203-2 GEAR
ASSY
8
3-713-786-51 SCREW +P 2X3
9
3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT
10
A-1629-225-A MAIN BOARD, COMPLETE (US)
10
A-1629-226-A MAIN BOARD, COMPLETE (AEP,UK,IT)
10
A-1629-227-A MAIN BOARD, COMPLETE (RU)
10
A-1629-228-A MAIN BOARD, COMPLETE (E,MX)
10
A-1629-229-A MAIN BOARD, COMPLETE (EA)
11
1-776-527-71 CORD (WITH CONNECTOR) (ISO) (POWER)
(AEP,UK,IT,RU)
11
1-833-972-11 CONNECTION CORD FOR AUTOMOBILE
(POWER)
(US,E,EA,MX)
12
1-833-887-11 CONNECTION CORD (RCA) (SUB OUT (MONO))
13
3-264-798-01 CAP
FU601
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
#1
7-685-792-09 SCREW +PTT 2.6X6 (S)
#2
7-685-790-01 SCREW +PTT 2.6X4 (S)
#3
7-685-793-09 SCREW +PTT 2.6X8 (S)
#4
7-685-794-09 SCREW +PTT 2.6X10 (S)
#5
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
#6
7-621-284-40 SCREW +P 2.6X10
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
5-1. MAIN
SECTION
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice.
vice.
Some delay should be anticipated when
ordering these items.
• Abbreviation
IT
IT
: Italian model
RU
: Russian model
MX
: Mexican model
EA
: Saudi Arabia model
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
Example:
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet’s Color
• Accessories are given in the last of the
electrical parts list.
The components identifi ed by mark 0
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
44
CDX-GT730UI/GT737UI/GT780UI
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
A-1617-832-A PANEL COMPLETE ASSY, FRONT (US)
51
A-1629-678-A PANEL COMPLETE ASSY, FRONT (AEP,UK,IT)
51
A-1629-679-A PANEL COMPLETE ASSY, FRONT (RU)
51
A-1629-680-A PANEL COMPLETE ASSY, FRONT (E,EA,MX)
52
X-2320-333-1 BUTTON ASSY (S) (AEP,UK,IT,RU)
52
X-2342-603-1 BUTTON ASSY (S) (US,E,EA,MX)
53
3-264-712-01 SPRING
(OPEN)
54
X-2342-604-1 PANEL (SV) ASSY, FRONT (US)
54
X-2342-606-1 PANEL (SV) ASSY, FRONT (E,EA,MX)
54
X-2342-607-1 PANEL (SV) ASSY, FRONT (AEP,UK,IT)
54
X-2342-608-1 PANEL (SV) ASSY, FRONT (RU)
55
X-2320-325-1 KNOB
ASSY
(S)
56
3-229-100-01 SHEET
(SW),
ADHESIVE
57
X-2342-609-1 PANEL (SV) ASSY, BACK
58
3-250-543-21 SCREW (+B P-TITE M2)
59
X-2187-544-1 CASE ASSY (for FRONT PANEL) (EXCEPT US)
CN902
1-820-858-31 CONNECTOR, USB (SOCKET) 6P (USB)
FL901 1-483-054-11 INDICATOR
TUBE,
FLUORESCENT
J901
1-821-687-11 JACK, 3.5 SMALL TYPE (AUX)
RE901 1-487-023-11 ENCODER,
ROTARY
(PUSH ENTER/SOUND/MENU (VOLUME))
5-2. FRONT PANEL SECTION
51
52
53
54
55
57
58
58
56
59
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
FL901
CN902
RE901
not supplied
(AUX board)
(AUX board)
J901
not supplied
(KEY board)
(KEY board)
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