2-19
AT/ATX Select Jumper: JAT1
This jumper allows users to select between AT and ATX power.
AT Power
ATX Power
JAT1
1
1
1
Back Panel COM Port Power Jumper: JCOMP1
This jumper specifies the operation voltage of the serial ports on the back
panel.
Ring (Default)
VCC5
JCOMP1
1
1
1
+12V
1
On-board COM Port Power Jumper: JCOMP2 ~ JCOMP6
These jumpers specify the operation voltage of the onboard serial ports.
+5V
+12V
1
1
JCOMP2~6
1