Advantech TREK-688 User Manual page 33

Table : Video Input Cable Connector Pin Depiction
HOUSING C4255HF
2*02P (PH4.2)
Power Output
PIN Depiction
1,2
+12V/2A (NC)*
3,4
GND (NC)*
P.S : TREK-688 doesn`t support +12V output
3.3.8 VI/O Connector
TREK-688 User Manual
9P D-SUB MALE
CONNECTOR( B )
RS-485
PIN Depiction
1
RS485-N
2
RS485-P
(YELLOW BNC)
VIDEO INPUT
PIN Depiction
1
VIDEO INPUT
2
GND
22
(RED BNC)
AUDIO INPUT
PIN Depiction
1
AUDIO INPUT
2
GND