Checking Jumper Settings; Jumper Settings - ECS L4S5A3 Manual

Checking Jumper Settings

The following illustration shows the location of the mainboard jumpers. Pin 1 is
labeled.

Jumper Settings

Jumper Type Description
JP1 3-pin Clear CMOS
JP2 3-pin BIOS protect
Jumper 1 – Use this jumper to clear the contents of the CMOS memory.
You may need to clear the CMOS memory if the settings in
the Setup Utility are incorrect and prevent your mainboard
from operating. To clear the CMOS memory, disconnect all
the power cables from the mainboard and then move the
jumper cap into the CLEAR setting for a few seconds.
Jumper 2 – Enables you to prevent the BIOS from being updated
(flashed). Set the jumper to disabled if you are going to up-
date your BIOS. After updating the BIOS, return it to the
default setting (Enabled).
Setting (default)
1-2: Normal
2-3: Clear
1-2: Write Enabled
2-3: Write Disabled
9
JP1
1
JP2
1