User manual

RS485 (option):
Pin#
Signal Name
1
NC
2
NC
3
485-
4
485+
5
Ground
6
NC
7
NC
8
NC
9
NC
BIOS Setup
Advanced/W83627UHG Super IO
Conf iguration/Serial Port 1 Configuration RS-485
12 JP2:
(2.0mm Pitch 2x3 Pin Header),COM2 jumper setting, pin 1~6 are used to select s ignal
out of pin 9 of COM2 port.
JP2 Pin#
Function
Close 1-2
COM1 RI (Ring Indicator)
(default)
Close 3-4
COM1 Pin9=+5V
(option)
Close 5-6
COM1 Pin9=+12V
(option)