Sony CDX-GT420IP / CDX-GT42IPW / CDX-GT44IP Service Manual ▷ View online
37
CDX-GT42IPW/GT44IP/GT420IP
54
BUIN
I
Back-up power supply detect signal input
55
FUNC SEL
O
AUX/i-Pod audio select control signal output “H”: AUX audio, “L”: i-Pod audio
56
DAVN
I
RDS data block synchronized detect signal input
57
BUSON_A
O
BUS on signal output for i-Pod
58
UNISI
I
S-BUS data signal input
59
UNISO
O
S-BUS data signal output
60
UNISCK
O
S-BUS clock signal output
61
Z-MUTE
I
CD zero cross mute detect signal input
62
NOSE_SW
I
Front panel attachment detect signal input “L”: Panel on, “H”: Panel off
63
FLASH_W
I
Memory mode select signal input Not used in this set. (Pull up)
Normally “H” input: Single chip mode, after reset “L”: Flash write mode
64
SIRCS
I
Remote control signal input
65 to 70
NCO
O
Not used. (Open)
71
RC_IN1
I
Rotary commander shift key signal input Not used in this set. (Pull up)
72 to 76
NCO
O
Not used. (Open)
77
RESET
I
System reset signal input
78
NCO
O
Not used. (Open)
79
XIN
I
Low speed operation clock signal input (32.768 kHz)
80
XOUT
O
Low speed operation clock signal output (32.768 kHz)
81
VSS1
—
Ground pin
82
OSCIN
I
High speed operation clock signal input (18.432 MHz)
83
OSCOUT
O
High speed operation clock signal output (18.432 MHz)
84
VCC3
—
Power supply pin (+3.3 V)
85
CYRIL_SEL
I
Cyril correspondence discrimination signal input “L”: No correspondence
86
DEMOSEL
I
DEMO select signal input “H”: DEMO on, “L”: DEMO off
87
NCO
O
Not used. (Open)
88
SYSRST
O
System reset signal output
89, 90
NCO
O
Not used. (Open)
91
CD_ON
I
CD mechanism servo power supply control request signal input
92
CDM_ON
I
CD mechanism deck power supply control request signal input
93 to 95
NCO
O
Not used. (Open)
96
BUSON
O
BUS ON signal output
97
TESTIN
I
Test mode detect signal input Not used in this set. (Pull up)
98
TELATT
I
Telephone attenuate detect signal input
99
ACC_IN
I
Accessory power supply detect signal input
100
ATT
O
Audio mute control signal output
Pin No.
Pin Name
I/O
Pin Description
38
CDX-GT42IPW/GT44IP/GT420IP
SECTION 6
EXPLODED VIEWS
1
X-2179-121-1 PANEL ASSY, SUB
2
2-583-939-01 SCREW (+B 2X4)
3
X-2179-691-1 LOCK ASSY
4
2-348-996-01 SCREW (+PTT 2.6X6), GROUND POINT
5
A-1310-322-A MAIN BOARD, COMPLETE (GT42IPW/GT420IP)
5
A-1310-342-A MAIN BOARD, COMPLETE (GT44IP)
6
2-345-298-01 PLATE (TU), GROUND
7
1-831-838-11 CORD (WITH CONNECTOR) (ISO) (POWER)
(GT44IP)
7
1-833-974-31 CONNECTION CORD FOR AUTOMOBILE
(POWER) (GT42IPW/GT420IP)
8
1-834-339-11 CORD, CONNECTION (for iPod)
9
3-274-210-01 SHEET (IPOD)
F901
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
TU1
A-3220-961-B TUNER UNIT (TUX-032)
#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
NOTE:
•
The mechanical parts with no reference
number in the exploded views are not supplied.
number in the exploded views are not supplied.
•
Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
•
-XX and -X mean standardized parts, so
they may have some difference from the
original one.
they may have some difference from the
original one.
•
Color Indication of Appearance Parts
Example :
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
•
Accessories are given in the last of this parts list.
6-1.
MAIN SECTION
R
R
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
not supplied
not supplied
ATMEL board
F901
not supplied
TU1
not supplied
not supplied
#1
#1
#1
#3
#3
#4
#4
#5
#6
#3
#2
#1
MG-101TC-188//C
A
A
B
B
1
2
3
4
7
9
8
6
A
5
39
CDX-GT42IPW/GT44IP/GT420IP
51
A-1310-324-A PANEL COMPLETE ASSY, FRONT (GT42IPW)
51
A-1310-332-A PANEL COMPLETE ASSY, FRONT (GT420IP)
51
A-1310-344-A PANEL COMPLETE ASSY, FRONT (GT44IP)
52
X-2178-983-1 BUTTON ASSY (S) (GT42IPW/GT420IP)
52
X-2178-987-1 BUTTON ASSY (S) (GT44IP)
53
3-251-320-01 EMBLEM (NO. 2.5), SONY
54
X-2179-126-1 PANEL (SV) ASSY, FRONT (GT42IPW)
54
X-2179-127-1 PANEL (SV) ASSY, FRONT (GT420IP)
54
X-2179-128-1 PANEL (SV) ASSY, FRONT (GT44IP)
55
X-2186-575-1 KNOB (VOL) (SV) ASSY
56
2-349-626-01 SPRING (RELEASE)
57
1-780-533-11 CONDUCTIVE BOARD, CONNECTION
58
3-214-226-11 ILLUMINATOR (LCD)
59
3-214-215-01 PANEL, BACK
60
3-250-543-91 SCREW (+B P-TITE M2)
61
X-2186-697-1 CASE ASSY (for FRONT PANEL) (GT44IP)
J901
1-820-624-11 SMALL TYPE JACK (VERTICAL) (AUX)
LCD901 1-802-508-11 DISPLAY PANEL, LIQUID CRYSTAL
(GT42IPW/GT420IP)
LCD901 1-802-509-11 DISPLAY PANEL, LIQUID CRYSTAL (GT44IP)
RE901
RE901
1-479-902-21 ENCODER, ROTARY (PUSH SELECT/VOLUME)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
6-2.
FRONT PANEL SECTION
LCD901
not supplied
not supplied
not supplied
not supplied
(KEY board)
(KEY board)
not supplied
not supplied
not supplied
not supplied
51
52
53
54
55
56
57
58
59
60
60
61
RE901
J901
40
CDX-GT42IPW/GT44IP/GT420IP
101
A-1283-704-A MECHANICAL BLOCK ASSY (08)
102
A-1283-705-A DAXEV08//C
0 103
X-2149-672-1 SERVICE ASSY, OP (DAX-25A)
104
2-626-869-21 SCREW (M2X3), SERRATION
105
3-348-998-31 SCREW (M1.4X2.5), TAPPING, PAN
106
3-352-758-31 SCREW (M1.7X2.5), TOOTHED LOCK
107
A-1201-631-A SERVO BOARD, COMPLETE
#7
7-627-000-00 SCREW, PRECISION +P 1.7X2.2 TYPE 3
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
6-3.
CD MECHANISM SECTION
(MG-101TC-188//C)
(MG-101TC-188//C)
not supplied
#7
#7
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
101
102
103
105
104
107
106
106
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