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Chapter 2 Hardware Setup
21
Important
You can clear CMOS by shorting 2-3 pin while the system is off. Then return
to 1-2 pin position. Avoid clearing the CMOS while the system is on; it will
damage the mainboard.
AT / ATX Select Jumper: JAT1
This jumper allows users to select between AT and ATX power.
Serial Port Power Jumper: JCOMP1, JCOMP2, JCOMP3, JCOMP4
These jumpers specify the operation voltage of the onboard serial ports.
Backlight Pinheader & LVDS Power Jumper: JVDD1, JVDD2
The backlight connector is provided for LCD backlight options while the LVDS
power jumper allows users to select the operation voltage of the LVDS flat
panel.
PIN
SIGNAL
1
VCC5
3
L_BKLTCTL
5
INV_ON
7
GND
9
+12V