faytech Industrial Motherboard Series - Manual (Page 17)

2. COM1 Ring and voltage selection (6-pin J1)
J1
1 2 3 4 5 6
+12V +5V Ring
(Default)
faytech Industrial Motherboard Series COM1 Ring and voltage selection
Pins
1-2
3-4
5-6
+12V
+5V
Ring (Default)
3. AT Mode selection (2-pin J2)
J2
PIN1
AT MODE
faytech Industrial Motherboard Series AT Mode selection
Pins
1-2 AT Mode
Chapter 2: Motherboard information 2-9