Sony CDX-GT33U Service Manual ▷ View online
CDX-GT33U
29
Pin No.
Pin Name
I/O
Description
59
MC_RX
I
MC-BUS communication and CD mechanism deck micon communication RX input
60
MC_TX
O
MC-BUS communication and CD mechanism deck micon communication TX output
61
CLK_IN
I
Flash programming serial clock signal input
62
Z_MUTE
I
Z mute signal input
63, 64
NCO
O
Not used. (Open)
65
VCC
—
Power supply pin (+3.3 V)
66
VSS
—
Ground
67
NCO
O
Not used. (Open)
68
AMP_STB
O
Standby signal output for power regulator IC
69
DIAG
I
Condition signal input from power amp IC
70
VBUS_ON
I
VBUS power supply control signal input (L: VBUS OFF, H: VBUS ON)
71
SA_OUT
O
Spectrum analyzer serial data output
72
SA_CLK
O
Spectrum analyzer serial clock signal output
73
NCO
O
Not used. (Open)
74
TU_ATT
O
Tuner mute control signal output (Not used in this set)
75
NCO
O
Not used. (Open)
76
RDS_ON
O
RDS IC power supply control signal output (AEP, UK, IT, RU model)
77
FLASH_EN0
I
Flash writer programming wake up signal input (Fixed at L in this set)
78
FLASH_EN1
I
Flash writer programming wake up signal input
79 to 81
NCO
O
Not used. (Open)
82
TU_ATTIN
O
Not used. (Open)
83
BU_CHECK
I
Back up power supply detect signal input
84
DAVN
I
RDS data block sync detect signal input (AEP, UK, IT, RU model)
85 to 89
NCO
O
Not used. (Open)
90
VCC
—
Power supply pin (+3.3 V)
91
VSS
—
Ground
92
OSC_OUT
O
High speed operation clock signal output (7.92 MHz)
93
OSC_IN
I
High speed operation clock signal input (7.92 MHz)
94
NCO
O
Not used. (Open)
95
SIRCS
I
Remote control signal input
96
NCO
O
Not used. (Open)
97
BEEP
O
Beep signal output for power amplifi er IC
98
E-VOL_ATT
O
Electronic volume mute control signal output
99
SYNC_OUT
O
DC/DC converter oscillation frequency control signal output
100
DD_ON
O
DC/DC converter power supply ON/OFF control signal output
30
CDX-GT33U
SECTION 5
EXPLODED VIEWS
1
X-2342-524-1 PANEL
ASSY,
SUB/BT
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-1700-136-A MAIN BOARD, COMPLETE (E,MX)
5
A-1700-138-A MAIN BOARD, COMPLETE (AEP,UK)
5
A-1703-433-A MAIN BOARD, COMPLETE (IT,RU)
6
1-776-527-82 CORD (WITH CONNECTOR) (ISO) (POWER)
(AEP,UK,IT,RU)
6
1-833-973-31 CONNECTION CORD FOR AUTOMOBILE
(POWER)
(E,MX)
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
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.
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.
• Abbreviation
IT
IT
: Italian model
RU
: Russian model
MX
: Mexican model
• 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
not supplied
not supplied
FU601
not supplied
not supplied
not supplied
not supplied
#1
#1
#1
#3
#4
#4
#5
#3
#2
#1
MG-101Y-188//Q
"
#
#
1
2
3
4
6
"
5
front panel section
31
CDX-GT33U
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
A-1557-824-A PANEL COMPLETE ASSY, FRONT (AEP,UK,IT,RU)
51
A-1700-139-A PANEL COMPLETE ASSY, FRONT (E,MX)
52
X-2348-493-1 BUTTON ASSY (S) (AEP,UK,IT,RU)
52
X-2348-494-1 BUTTON ASSY (S) (E,MX)
53
X-2186-464-2 KNOB (VOL) (SV) ASSY
54
X-2348-491-1 PANEL (SV) ASSY, FRONT (AEP,UK,IT,RU)
54
X-2348-492-1 PANEL (SV) ASSY, FRONT (E,MX)
55
2-639-881-01 SPRING
(RELEASE)
56
3-214-259-11 ILLUMINATOR
(LCD)
57
1-780-533-21 CONDUCTIVE BOARD, CONNECTION
58
3-269-027-01 PANEL (USB), BACK
59
3-250-543-21 SCREW (+B P-TITE M2)
60
X-2187-544-1 CASE ASSY (for FRONT PANEL) (E,MX)
CN902
1-820-877-11 CONNECTOR, USB (SOCKET) 4P (USB)
LCD901 1-802-844-11 DISPLAY PANEL, LIQUID CRYSTAL
RE901 1-479-902-32 ENCODER,
RE901 1-479-902-32 ENCODER,
ROTARY
(PUSH ENTER/SELECT (VOLUME))
5-2. FRONT PANEL SECTION
LCD901
not supplied
not supplied
CN902
not supplied
(KEY board)
(KEY board)
not supplied
(JACK board)
(JACK board)
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
51
52
53
54
55
57
56
58
59
59
RE901
60
32
CDX-GT33U
5-3. CD MECHANISM SECTION
(MG-101Y-188//Q)
(MG-101Y-188//Q)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
101
A-1313-179-A MECHANICAL BLOCK (U) ASSY (08)
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-1555-002-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
not supplied
106
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