MSI H55M-E21 - Manual (Page 34)

2-18
Hardware Setup MS-7636
Chapter 2
Hardware Setup MS-7636
Chapter 2
Jumper
Clear CMOS Jumper: JBAT1
There s a CMOS RAM onboard that has a power supply from an external battery to keep
the data of system configuraton. Wth the CMOS RAM, the system can automatcally
boot OS every tme t s turned on. If you want to clear the system configuraton, set the
jumper to clear data.
Important
You can clear CMOS by shortng 2-3 pn whle the system s off. Then return to 1-
2 pn poston. Avod clearng the CMOS whle the system s on; t wll damage the
manboard.
JBAT1 Keep Data Clear Data
1 1 1