Com Port Connector (Com1) - Aaeon FWB-7250 Manual

N e t w o r k i n g M o t h e r b o a r d

2.29 COM Port Connector (COM1)

RS-232
Pin Signal
1 DCD1
2 RXD1
3 TXD1
4 DTR1
5 GND
6 DSR1
7 RTS1
8 CTS1
9 RI1 / +5V / +12V
10 N.C.
Note: Max rating for pin 9 is 1A at 5V& 12V
RS-422
Pin Signal
1 RS422_TX-
2 RS422_RX+
3 RS422_TX+
4 RS422_RX-
Signal Type
Input
Input
Output
Output
GND
Input
Output
Input
Input / PWR
Signal Type
DIFF
DIFF
DIFF
DIFF
Chapter 2 Quick Installation Guide
F W B - 7 2 5 0
Signal Level
±9V
±9V
±9V
By Jumper
Selection
Signal Level
2-29