MSI K9A2GM Series User Manual page 24

M S-7501 M ainboard
Clear CMOS Jumper
There is a CMOS RAM onboard that has a power supply from an external battery to keep
the data of system configuration. W ith the CMOS RAM, the system can automatically
boot OS every time it is turned on. If you want to clear the system configuration, set the
jumper to clear data.
1
JBAT1
Important
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.
En-16
3 1
1
Keep Data
3
Clear Data