Vecow ECS-9200 User Manual page 32

COM3 & COM 4 MB connector table:
COM Port
COM 3
COM 3 & COM 4 MB connector pin out:
CN
CN9 (COM3)
CN10 (COM4)
CN10
CN9
MB Connector
CN9
Pin No.
1
2
3
4
5
6
7
8
9
10
GETTING TO KNOW YOUR ECS-9200/9100 GTX950
COM Port MB Connector
COM 4
Signal Name
Chassis GND
GND
RI
DTR
CTS
TXD
RTS
RXD
DSR
DCD
CN10
25