Service Manual

Rev.1.0 Page 55 of 90 D-19-616
VIVIX-S VW Service Manual
3.5.4 EXT_INF Port Pin Map
EXT_INF port is D-SUB 15 pin female connectors of SCU mini (FXRS-04A), and used for the generator
interface.
Product
EXT_INF port
SCU mini (FXRS-04A)
EXT_INF1 port pin map definition (1 ~ 15)
No.
Signal name
I/O
Type
Color
Ch.
Description
1
EXP_REQ+_A
Input
Contact
Red
A
Receives EXP_REQ
2
EXP_REQ-_A
Input
Contact
Black
A
Returns signal from EXP_REQ+_A
3
EXP_REQ_TTL_A
Input
TTL
Orange
A
Receives EXP_REQ
4
EXP_REQ_GND_A
Input
TTL
Gray
A
Returns signal from EXP_REQ_TTL_A
5
EXP_OK_POWER_A/B
Input
-
Yellow
A/B
Power of TTL signal
6
EXP_OK+_A
Output
-
Green
A
Sends EXP_OK
7
EXP_OK-_A
Output
-
Brown
A
Returns signal from EXP_OK+_A
8
EXP_OK+_B
Output
-
Blue
B
Sends EXP_OK
9
EXP_OK-_B
Output
-
Pink
B
Returns signal from EXP_OK+_B
10
Reserved
-
-
-
-
Reserved for test only.
11
EXP_REQ+_B
Input
Contact
White
B
Receives EXP_REQ
12
EXP_REQ-_B
Input
Contact
Purple
B
Returns signal from EXP_REQ+_B
13
EXP_REQ_TTL_B
Input
TTL
White/Red
B
Receives EXP_REQ
14
EXP_REQ_GND_B
Input
TTL
White/Black
B
Returns signal from EXP_REQ_TTL_B
15
Reserved
-
-
-
-
Reserved pin for test only.
 There are Contact type (OPEN/ CLOSE) and TTL type (ON/ OFF) on the signal in/output
pin.
 TTL type information
 ON : VCC
 OFF : GND
 Current: 5 ㎃ ~ 10 ㎃
 Voltage: 12 V ~ 24 V
 Il existe un type de contact (OPEN / CLOSE) et un type TTL (ON / OFF) sur la broche
signal entrée / sortie.