AAEON AEC-6920 - Manual (Page 24)

E m b e d d e d C o n t r o l l e r A E C - 6 9 2 0
Chapter 2 Hardware Installation 2 - 7
5-6 RI for COM1 (Default)
JP4 Function
1-2 +12V
3-4 +5V
5-6 RI for COM3 (Default)
JP5 Function
1-2 +12V
3-4 +5V
5-6 RI for COM4 (Default)
2.8 COM2 RS-232/422/485 Selection
COM2 RS-232/422/485 selection for AAEON BOXER S series is
set in BIOS setting as following:
Entering BIOS Setting Menu: Choose "Integrated Peripherals
Æ
Super IO device
Æ
COM2 select". (Default setting is at "RS-232")
2.9 COM2 RS-232/422/485 Serial Port Connector
Different devices implement the RS-232/422/485 standard in
different ways. If you have problems with a serial device, check
the pin assignments below for the connector.
4
5
2
1
6
8
9
7