
8
Checking Jumper Settings
The following illustration shows the location of the mainboard jumpers. Pin 1 is
labeled.
Jumper Settings
Jumper
Type
Description
Setting
CLR_CMOS
3-pin
Clear CMOS
1-2: Clear CMOS
2-3: Normal
CLR_CMOS
1
BIOS_WP
2-pin
BIOS Flash
Protect
Open: Flash (Default)
Short: Flash Pr otect
BIOS_WP
LAN_EN
3-pin
LAN Select
On Board
1-2: LAN Enabled
2-3: LAN Disabled
LAN_EN
1
CLR_CMOS –
Enables you to clear the BIOS. Refer to the following in-
structions:
1. Turn the system off.
2. Remove all ATX power connectors (including ATX1 and
ATX12V).
3. Short pins 1 and 2 on CLR_CMOS.
4. Return the jumper to the normal setting.
5. Plug in all ATX power connectors.