9
Installing the Motherboard
Checking Jumper Settings
The following illustration shows the location of the motherboard jumpers. Pin 1 is
labeled.
Jumper Settings
Jumper
Type
Description
Setting (default)
CLR_CMOS
3-pin CLEAR CMOS
1-2: NORMAL
2-3: CLEAR
Before clearing the
CMOS, make sure to
turn the system off.
3-pin
USBPWR_F
1-2: VCC5
2-3: VCC5_DUAL
Rear USB/PS2
Power Select
Jumper
3-pin
USBPWR_R
1-2: VCC5
2-3: VCC5_DUAL
Front Panel
USB Power
Select Jumper
USBPWR_R
CLR_CMOS
1
1
USBPWR_F
1
To avoid the system instability after clearing CMOS, we recommend users
to enter the main BIOS setting page to “Load Default Settings” and
then “Save & Exit Setup”.
1.
2. Make sure the power supply provides enough VCC5_DUAL voltage be-
fore selecting the VCC5_DUAL function.
3 . It is required that users place the USBPWR_F & USBPWR_R cap onto 2-
3 pin rather than 1-2 pin as default if you want to wake up the computer
by USB/PS2 KB/Mouse.
