ECS A990FXM-A, Manual, Page: 15 / 76

11
Installing the Motherboard
Checking Jumper Settings
The following illustration shows the location of the motherboard jumpers. Pin 1 is
labeled.
To avoid the system unstability after clearing CMOS, we recommend
users to enter the main BIOS setting page to “Load Default Settings”
and then “Save Changes and Exit”.
Name Type Description
Setting (default)
CLR_CMOS 3-pin
Clear CMOS
1-2: NORMAL
2-3: CLEAR
Before clearing the
CMOS, make sure to
turn off the system.
CLR_CMOS
1 2 3