NEXCOM NISE 3720E - Manual (Page 31)

Copyright © 2015 NEXCOM International Co., Ltd. All Rights Reserved. 17 NISE 3720E Series User Manual
Chapter 2: Jumpers and Connectors
COM 1 and COM 2 Ports
Connector type: DB-9 port, 9-pin D-Sub
2x10 20-pin header, 1.25mm pitch
Connector location: CN3
COM 1
COM 2
Pin Definition Pin Definition
1 COM_DCD#1 2 COM_RXD1
3 COM_TXD1 4 COM_DTR#1
5 GND 6 COM_DSR#1
7 COM_RTS#1 8 COM_CTS#1
9 COM_RI#1_T 10 COM_DCD#2
11 COM_RXD2 12 COM_TXD2
13 COM_DTR#2 14 GND
15 COM_DSR#2 16 COM_RTS#2
17 COM_CTS#2 18 COM_RI#2
MH1 Chassis_GND MH2 Chassis_GND
MH3 Chassis_GND MH4 Chassis_GND
1
6
5
9
10
15
14
18