Sony CDX-GT10M Service Manual ▷ View online
29
CDX-GT10M
IC501 MB90488BPF-G-186E1 (SYSTEM CONTROL) (MAIN BOARD (3/3))
Pin No.
Pin Name
I/O
Pin Description
1
AREASEL2
I
Destination setting pin
2
AREASEL1
I
Destination setting pin
3
AREASEL0
I
Destination setting pin
4
COL SW
I
Illumination color select signal input
5
BEEP
O
Beep signal output
6
CYRIL SEL
I
Cyril select signal input Not used in this set. (Open)
7
NOSE SW
I
Front panel open/close detect signal input Not used in this set.
8
DIAG
I
Power AMP status signal input
9
VOL ATT
O
Electronic volume attenuate control signal output
10
NCO
O
Not used. (Open)
11
VSS
—
Ground pin
12
TUATT
O
Tuner mute control signal output
13
NSMASK
O
Noise mask signal output Not used in this set. (Open)
14
ILLUMI SEL1
I
Illumination voltage setting signal input 1
15
ILLUMI SEL2
I
Illumination voltage setting signal input 2
16, 17
NCO
O
Not used. (Open)
18
CD SI
I
CD servo serial data signal input
19
CD SO
O
CD servo serial data signal output
20
CD SCK
O
CD servo serial clock signal output
21, 22
NCO
O
Not used. (Open)
23
VCC5
—
Power supply pin (+3.3 V)
24
EEP SIO
I/O
EEPROM bus serial data input/output
25
EEP CKO
O
EEPROM bus serial clock output
26
AMPSTB
O
Power AMP satandby signal output
27
LCD CE
O
LCD driver chip enable signal output
28
LCD SO
O
LCD driver serial data signal output
29
LCD CKO
O
LCD driver serial clock signal output
30
RDS ON
O
RDS ON signal output Not used in this set. (Open)
31
RE IN0
I
Rotary encoder signal input 0
32
RE IN1
I
Rotary encoder signal input 1
33
I2C CKO
O
I2C bus serial clock signal output
34
I2C SIO
I/O
I2C bus serial data signal input/output
35
DAVDD
—
A/D converter power supply pin (+3.3 V)
36
AVRH
—
A/D converter external reference power supply pin (+3.3 V)
37
DAVSS
—
Ground pin
38
QUALITY
I
Noise detect signal input Not used in this set.
39
VSM
I
S-meter voltage detect signal input
40
KEYIN1
I
Key signal input 1
41
KEYIN0
I
Key signal input 0
42
VSS
—
Ground pin
43
RC IN0
I
Rotary commander key signal input
44 to 48
NCO
O
Not used. (open)
49
MD0
I
Operation mode setting pin (Connect to VDD.)
50
MD1
I
Operation mode setting pin (Connect to VDD.)
51
MD2
I
Operation mode setting pin (Connect to VSS.)
30
CDX-GT10M
Pin No.
Pin Name
I/O
Pin Description
52
KEY ACK
I
Key acknowledgment detect signal input
53
TU ATTIN
I
Tuner mute zero cross detect signal input
54
BUIN
I
Back-up power supply detect signal input
55
INTQ
I
CD servo text pack synchronization signal input
56
DAVN
I
RDS data block synchronized detect signal input Not used in this set.
57
NCO
O
Not used. (Open)
58
UNISI
I
SONY bus data signal input Not used in this set.
59
UNISO
O
SONY bus data signal output Not used in this set. (Open)
60
UNISCK
O
SONY bus clock signal output Not used in this set.
61
611 SEL
I
Mechanism deck select signal input Not used in this set. (Open)
62
WMA
I
WMA select signal input Not used in this set. (Open)
63
NCO
O
Not used. (Open)
64
SIRCS
I
Remote control signal input Not used in this set.
65 to 67
NCO
O
Not used. (Open)
68
FLASH W
I
Memory mode select signal input Not used in this set.
69, 70
NCO
O
Not used. (Open)
71
RC IN1
I
Rotary commander shift key signal input Not used in this set.
72
ACC IN
I
Accessory power supply detect signal input
73
TEST IN
I
Test mode detect signal input
74
TEL ATT
I
Telephone attenuate detect signal input Not used in this set.
75
NCO
O
Not used. (Open)
76
XKEYON
O
A/D converter power supply control signal output
77
RESET
I
CPU reset signal input
78
NCO
O
Not used. (Open)
79
XOUT
O
Sub-clock output (32.768 kHz)
80
XIN
I
Sub-clock input (32.768 kHz)
81
VSS1
—
Ground pin
82
OSC IN
I
Main-clock input (18.432 MHz)
83
OSC OUT
O
Main-clock output (18.432 MHz)
84
VCC3
—
Power supply pin (+3.3 V)
85
DEMOSEL
I
DEMO select signal input
86
ATT
O
Audio mute control signal output
87
BUSON
O
Bus on signal output
88
SYSRST
O
System reset signal output
89
CD RFOK
O
Shutter open information signal output to CD mechanism
90
CD RST
O
CD servo reset signal output
91
CD A0
O
CD servo command/parameter signal output
92
CD STB
O
CD servo data strob signal output
93
CD MUTE R
I
CD mechanism zero cross mute detect signal input R
94
CD MUTE L
I
CD mechanism zero cross mute detect signal input L
95
CD INSW
I
CD mechanism disc in switch detect signal input
96
CD SELFSW
I
CD self switch signal input
97
CD LM LO
O
CD mechanism loading motor (+6 V) control signal output
98
CD LM EJ
O
CD mechanism eject motor control signal output
99
CD DSW
I
CD mechanism disc in switch detect signal input
100
CD LIMIT
I
CD mechanism limit switch detect signal input
31
CDX-GT10M
SECTION 4
EXPLODED VIEWS
Ref. No.
Part No.
Description
Remark
4-1. MAIN SECTION
Ref. No.
Part No.
Description
Remark
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.
Les composants identifiés par une
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
NOTE:
• The mechanical parts with no reference
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.
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.
original one.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories are given in the last of this
parts list.
R
R
1
X-2059-813-1 PANEL ASSY, SUB
2
3-042-244-41 SCREW (T)
3
X-3383-739-1 LOCK ASSY (S)
4
2-050-124-01 SCREW +BTT 2.6X5
5
A-1183-933-A MAIN BOARD, COMPLETE
6
2-021-848-01 SHEET (TU), GROUND
7
1-776-206-21 CORD (WITH CONNECTOR) (POWER)
8
2-590-307-01 SHEET, COVER
FU601
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)
#
6 7-685-792-04 SCREW +PTT 2.6X6 (S)
not supplied
not supplied
TU1
FU601
not supplied
not supplied
#6
#1
#1
#3
#2
#1
MG-611XE-186//Q
A
A
B
B
1
2
3
4
7
6
A
5
8
32
CDX-GT10M
4-2. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
X-2109-441-1 BUTTON ASSY (S)
52
3-251-320-11 EMBLEM (NO. 2.5), SONY
53
X-2109-232-1 PANEL SUB ASSY, FRONT
54
X-2109-442-1 KNOB (VOL) (SV) ASSY
55
2-639-881-01 SPRING (RELEASE)
56
1-780-199-11 CONDUCTIVE BOARD, CONNECTION
57
2-661-454-01 ILLUMINATOR (LCD)
58
A-1183-175-A PANEL ASSY, FRONT
59
2-652-792-11 PANEL, FRONT BACK
60
3-250-543-71 SCREW (+B P-TITE M2)
61
X-2055-358-1 CASE ASSY (for FRONT PANEL)
LCD901 1-802-109-11 DISPLAY PANEL, LIQUID CRYSTAL
RE901
1-478-474-12 ENCODER, ROTARY (PUSH SELECT/VOLUME)
59
61
60
60
54
55
56
57
LCD901
not supplied
not supplied
not supplied
not supplied
not supplied
not
supplied
not supplied
not supplied
(JACK board)
(JACK board)
51
RE901
53
52
58
not supplied
(KEY board)
(KEY board)
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