NEXCOM VMC 3000/ 3001 - Manual (Page 33)

Copyright © 2012 NEXCOM International Co., Ltd. All rights reserved 17 VMC 3000/4000 Series User Manual
Chapter 1: Product Introduction
COM1 RS-232 Connector
Connector size: DB-9 male port, 9-pin D-Sub
Connector location: CN9
Pin Definition Pin Definition
1 SP_DCD_1 7 SP_RTS_1
2 SP_RXD_1 8 SP_CTS_1
3 SP_TXD_1 9 COM_RI_PWR
4 SP_DTR_1 MH1 CH_GND
5 COM1_GND MH2 CH_GND
6 SP_DSR_1
5V/12V Power Output Connector
Connector location: CN8
Pin Definition Pin Definition
1 5V_OUT 4 GND
2 12V_OUT 5 GND
3 MSMB_CLK 6 MSMB_DATA
1 5
6 9
1 3
4 6