User Manual

Q670EM-IM-A
2-10
2.5 Jumpers
1. COM1 Ring/+5V/+12V selection (6-pin COM1_SEL)
This jumper allows you to select 5V or 12V depending on your COM device.
Setting Pins
+12V 1-2
+5V 3-4
Ring (Default) 5-6
Connector type
HEADER 2x3p, 2.54mm pitch, S/T
RI
(Default)
+5V+12V
1
2
3
4
5
6
COM1_SEL