Asus AAEON EPIC-KBS7 User Manual page 40

Pin Pin Name
1 RS485_D-
2 NC
3 RS485_D+
4 NC
5 NC
6 NC
7 NC
8 NC/+5V/+12V
9 GND
Note 1: COM 4 RS-232/422/485 can be set by BIOS. Default is RS-232.
Chapter 2 – Hardware Information
RS-485
Signal Type
I/O
I/O
PWR
GND
Signal Level
±5V
±5V
+5V/+12V
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