Sony CDX-GT25 Service Manual ▷ View online
CDX-GT25
25
Pin No.
Pin Name
I/O
Description
73 to 80
NCO
O
Not used. (Open)
81
RE IN1
I
Rotary encoder signal input 1
82
RE IN0
I
Rotary encoder signal input 0
83
NCO
O
Not used. (Open)
84
CYRIL SEL
I
Cyril correspondence discrimination signal input
“H”: Correspondence, “L”: No correspondence
“H”: Correspondence, “L”: No correspondence
85 to 90
NCO
O
Not used. (Open)
91
KEYACK0
I
Key Acknowledge detection signal input (Rotary command signal input)
92
KEYACK1
I
Key Acknowledge detection signal input (Front panel signal input)
93
VSM
I
S meter voltage detection signal input
94
KEYIN1
I
Key signal input 1
95
KEYIN0
I
Key signal input 0
96
AVSS
—
Ground pin for A/D converter
97
RC IN0
I
Rotary commander key signal input
98
AVRH
—
A/D converter external reference power supply pin (+3.3V)
99
AVDD
—
A/D converter power supply pin (+3.3V)
100
LCD CE
O
Liquid crystal display panel chip enable signal output
26
CDX-GT25
SECTION 5
EXPLODED VIEWS
1
X-2320-910-2 PANEL
ASSY,
SUB
2
3-042-244-11 SCREW
(T)
3
X-2179-399-1 LOCK
ASSY
(S)
4
2-050-124-01 SCREW +BTT 2.6X5
5
A-1735-406-A MAIN BOARD, COMPLETE
6
1-833-974-11 CONNECTION CORD FOR AUTOMOBILE
(POWER)
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
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
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. Some delay should be anticipated
when ordering these items.
vice. Some delay should be anticipated
when ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
Parts Color Cabinet’s Color
• Accessories are given in the last of the
electrical parts list.
5-1. MAIN SECTION
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.
not supplied
not supplied
FU601
not supplied
front panel section
not supplied
not supplied
#1
#1
#1
#3
#4
#4
#5
#5
#3
#2
#1
A
A
B
B
1
2
3
4
6
A
5
MG-101L-188//Q
not supplied
27
CDX-GT25
5-2. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
A-1735-407-A PANEL COMPLETE ASSY, FRONT
52
X-2514-406-1 BUTTON
ASSY
(S)
53
X-2514-774-1 PANEL (SV) ASSY, FRONT
54
X-2319-728-1 KNOB (VOL) (SV) ASSY
55
2-639-881-01 SPRING
(RELEASE)
56
1-780-659-21 CONNECTOR
(RUBBER)
57
3-879-448-03 ILLUMINATOR
(LCD)
58
3-873-524-03 PANEL,
BACK
59
3-250-543-21 SCREW (+B P-TITE M2)
J901
1-822-148-11 SMALL TYPE JACK (VERTICAL) (AUX)
LCD901 1-802-948-11 DISPLAY PANEL, LIQUID CRYSTAL
RE901
1-479-902-32 ENCODER, ROTARY (PUSH SELECT/VOLUME)
not supplied
J901
LCD901
RE901
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
(KEY board)
(KEY board)
52
53
54
55
56
57
58
59
59
51
28
CDX-GT25
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
5-3. CD MECHANISM SECTION
(MG-101L-188//Q)
(MG-101L-188//Q)
101
A-1539-598-A MECHANICAL BLOCK ASSY (08TC)
102
A-1284-705-A DAXEV08//Q
0 103
X-2149-672-1 SERVICE ASSY, OP (DAX-25A)
104
2-626-869-31 SCREW (M2X3), SERRATION
105
3-686-458-21 SCREW
(P1.4),
TAPPING
106
3-352-758-31 SCREW (M1.7X2.5), TOOTHED LOCK
107
A-1552-122-A SERVO BOARD, COMPLETE
108
2-134-636-71 SCREW
(M1.7X2.5)
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
101
108
108
102
103
105
104
107
106
106
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