Jumpers; Clear Cmos Jumper: Jbat1 - MSI Micro ATX Manual

Jumpers

The motherboard provides the following jumpers for you to set the computer's
function. This section will explain how to change your motherboard's function
through the use of jumpers.

Clear CMOS Jumper: JBAT1

There is a CMOS RAM on board that has a power supply from external battery
to keep the data of system configuration. With the CMOS RAM, the system
can automatically boot OS every time it is turned on. That battery has long life
time for at least 5 years. If you want to clear the system configuration, use the
JBAT1 (Clear CMOS Jumper ) to clear data. Follow the instructions below to
clear the data:
1
JBAT1
1
3
Keep CMOS
Clear CMOS
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
WARNING!
damage the mainboard.
1
3
2-21
Hardware Setup