Jumpers; Clear Cmos Jumper: Jbat1 - MSI MS-6377 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
WARNING!
3
keep data
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
damage the mainboard.
1
clear data
2-21
Hardware Setup
3