Sony CDX-GT30DC Service Manual ▷ View online
37
CDX-GT30DC/SOUND ONE
IC501 MB90F488BPF-GE1-170 (SYSTEM CONTROL) (MAIN BOARD (3/4))
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
7
NOSE SW
I
Front panel attachment detect signal input
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
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
CAN SI
I
CAN serial data signal input
19
CAN SO
O
CAN serial data signal output
20
CAN CLK
O
CAN 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
31
RE IN0
I
Rotary encoder signal input 0
32
RE IN1
I
Rotary encoder signal input 1
33
I2C SCK
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
39
VSM
I
S-meter voltage detect signal input
40
KEY IN1
I
Key signal input 1
41
KEY IN0
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.)
38
CDX-GT30DC/SOUND ONE
Pin No.
Pin Name
I/O
Pin Description
52
KEYACK
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
MAS REQ
I
Master IC request signal input
56
DAVN
I
RDS data block synchronized detect signal input
57
NCO
O
Not used. (Open)
58
UNISI
I
SONY bus data signal input
59
UNISO
O
SONY bus data signal output
60
UNISCK
O
SONY bus clock signal output
61
611 SEL
I
Mechanism deck select signal input
62
WMA
I
WMA select signal input
63
NCO
O
Not used. (Open)
64
PWM OUT
O
ILL PWM control signal output
65 to 67
NCO
O
Not used. (Open)
68
FLASH W
I
Memory mode select signal input
69, 70
NCO
O
Not used. (Open)
71
RC IN1
I
Rotary commander shift key signal input
72
ACC IN
I
Accessory power supply detect signal input
73
TESTIN
I
Test mode detect signal input
74
TEL ATT
I
Telephone attenuate detect signal input
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
OSCIN
I
Main-clock input (18.432 MHz)
83
OSCOUT
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
EJECT OK SW
O
Eject OK signal output
90
CAN SEN
O
CAN IC transmission signal output
91
CAN INT
O
CAN IC interruption request signal output
92
RESET OUT
O
CAN IC forced reset signal output
93
Z-MUTE
I
CD zero cross mute detect signal input
94 to 97
NCO
O
Not used. (Open)
98
CD ON
I
CD mechanism servo power control request signal input
99
CDM ON
I
CD mechanism deck power control request signal input
100
NCO
O
Not used. (Open)
39
CDX-GT30DC/SOUND ONE
IC210 MB90F497GPFM-GE1-001 (CAN SYSTEM CONTROL) (CAN BOARD)
Pin No.
Pin Name
I/O
Pin Description
1
CAN INH
I
CAN driver inhibit signal input Not used in this set. (Open)
2
CAN ERR
I
CAN driver error signal input
3
CAN STB
O
CAN driver stand-by signal output
4
CAN EN
O
CAN driver enable signal output
5
CAN WAKE
O
CAN driver wake-up signal output
6
CAN SEN
I
CAN IC transmission signal input
7
MAS REQ
O
Master IC transmission request signal output
8 to 10
NCO
O
Not used. (Open)
11
AVCC
—
Power supply pin (+5V)
12
AVR
—
A/D input reference power supply pin (+5 V)
13
AVSS
—
Ground pin
14
NCO
O
Not used. (Open)
15
X0A
—
Sub clock pin Not used in this set. (Open)
16
X1A
—
Sub clock pin Not used in this set. (Open)
17
NCO
O
Not used. (Open)
18
MD0
I
Flash write mode signal input
19
RESET
I
Reset signal input
20
MD1
I
Flash write mode signal input
21
MD2
I
Flash write mode signal input
22
X0
—
Main clock pin (4 MHz)
23
X1
—
Main clock pin (4 MHz)
24
VSS
—
Ground pin
25
F WRITE0
I
Flash write setting mode signal input 0
26
F WRITE1
I
Flash write setting mode signal input 1
27 to 32
NCO
O
Not used. (Open)
33
ILL IN
I
Illumination (PWM) signal input
34 to 43
NCO
O
Not used. (Open)
44
ACC OUT
O
Accessory signal output
45
ACC IN
I
Accessory signal input
46
CAN INT
I
CAN interruption request signal input
47
NCO
O
Not used. (Open)
48
B/U C
I
Back-up power supply detect signal input
49
VSS
—
Ground pin
50
SIO OUT
O
Serial data signal output
51
SIO CLK
I
Serial clock signal input
52
SIO IN
I
Serial data signal input
53 to 55
NCO
O
Not used. (Open)
56
VCC
—
Power supply pin (+5 V)
57
C
—
Stabilized capacitor connect pin
58, 59
NCO
O
Not used. (Open)
60
FLASH SI
I
Flash write data signal input
61
NCO
O
Not used. (Open)
62
FLASH SO
O
Flash write data signal output
63
CAN TX
O
CAN data signal output
64
CAN RX
I
CAN data signal input
40
CDX-GT30DC/SOUND ONE
SECTION 5
EXPLODED VIEWS
Ref. No.
Part No.
Description
Remark
5-1. 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.
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
3-042-244-11 SCREW (T)
3
X-3383-739-1 LOCK ASSY (S)
4
2-050-124-01 SCREW +BTT 2.6X5
5
A-1158-808-A MAIN BOARD, COMPLETE
6
2-021-848-01 SHEET (TU), GROUND
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)
not supplied
not supplied
TU1
F901
not supplied
not supplied
(CAN board)
(CAN board)
not supplied
#1
#1
#1
#1
#2
#1
MG-611WA-186//Q
A
B
B
1
2
3
4
6
A
5
not supplied
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