Sony CDX-GT30RN Service Manual ▷ View online
37
CDX-GT30RN
IC501 MB90487APF-G-202E1 (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 (AEP, UK model only)
14
ILLUMI SEL1
I
Illumination voltage setting signal input 1
15
ILLUMI SEL2
I
Illumination voltage setting signal input 2
16 to 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 (AEP, UK model only)
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 (AEP, UK model only)
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.)
Ver. 1.1
38
CDX-GT30RN
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 (AEP, UK model only)
54
BUIN
I
Back-up power supply detect signal input
55
NCO
O
Not used. (Open)
56
DAVN
I
RDS data block synchronized detect signal input (AEP, UK model only)
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
SIRCS
I
Remote control signal input
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 to 92
NCO
O
Not used. (Open)
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)
Ver. 1.1
39
CDX-GT30RN
IC210 M30291FCHP-002 (CAN SYSTEM CONTROL) (CAN BOARD)
Pin No.
Pin Name
I/O
Pin Description
1, 2
NC
—
Not used. (Open)
3
CNVSS
—
Port pin for flash write H: Write switch
4
NC
—
Not used. (Open)
5
XCOUNT
I
Not used in this set.
6
RESET
I
Reset signal input
7
XOUT
O
Clock connect pin (8 MHz)
8
VSS
—
Ground pin
9
XIN
I
Clock connect pin (8 MHz)
10
VCC
—
Power supply pin (+5 V)
11, 12
NC
—
Not used. (Open)
13
FT CAN ERR
I
FT CAN transceiver error control signal input
14
BUS ON
I
SONY bus on signal input
15
NC
—
Not used. (Open)
16
HS CAN STB
O
HS CAN transceiver standby control signal output
17
FT CAN WAKE
O
FT CAN transceiver wake up control signal output
18
FT CAN EN
O
FT CAN transceiver enable control signal output
19
FT CAN STB
O
FT CAN transceiver standby control signal output
20
FT CAN INH
I
FT CAN transceiver inhibit control signal input
21
HS CAN SEL
O
HS CAN select signal output
22
FT CAN SEL
O
FT CAN select signal output
23, 24
NC
—
Not used. (Open)
25
F-TXD
O
Flash write data signal output
26
F-RXD
I
Flash write data signal input
27
CLK1
I
Not used in this set. (Open)
28
F-BUSY
I
Flash write select port
29, 30
NC
—
Not used. (Open)
31
BUS DATA
I
SONY bus data signal input
32
BUS CLK
I
SONY bus clock signal input
33 to 36
NC
—
Not used. (Open)
37
LOOM DET PWD
O
LOOM DET control signal output
38 to 41
NC
—
Not used. (Open)
42
ILL
—
Not used in this set. (Open)
43
ACC
I
Accessory signal input
44
SPEED PULSE
—
Not used in this set. (Open)
45
SW SHIFT
O
Signal output for SHIFT H: On
46
SW MODE
O
Signal output for MODE H: On
47
SW SOUND
O
Signal output for SOUND H: On
48
NC
—
Not used. (Open)
49
LOOM DET
I
Select connected car signal input (Analog level)
50, 51
ANALOG IP2, 1
—
Not used in this set. (Open)
52
SW VOL–
O
Signal output for VOL– H: On
53
SW VOL+
O
Signal output for VOL+ H: On
54
SW SEEK–
O
Signal output for SEEK– H: On
55
SW SEEK+
O
Signal output for SEEK+ H: On
56
SW DSPLY
O
Signal output for DISPLAY H: On
57
SW ATT
O
Signal output for ATT H: On
58
SW SOURCE
O
Signal output for SOURCE H: On
59
AVSS
—
Ground pin
Ver. 1.1
40
CDX-GT30RN
Pin No.
Pin Name
I/O
Pin Description
60
SW OFF
O
Signal output for OFF H: On
61
VREF
—
Power supply pin for A/D converter (+5 V)
62
AVCC
—
Power supply pin (+5 V)
63
CAN TX
O
Transmit data output to transceiver IC
64
CAN RX
I
Transmit data input to transceiver IC
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