MSI Baby AT SI19, Owner'S Manual, Page: 23 / 104

CHAPTER 2 HARDWARE INSTALLATION
2-11
2.2 External Battery Connector: JBAT1
A battery must be used to retain the mainboard configuration in CMOS
RAM. If you use the on-board battery, you must short 1-2 pins of JBAT1
to keep the CMOS data.
Keep Data
Clear Data
1
3
JBAT1
Note: You can clear CMOS by shorting 2-3 pin, while the system is off.
Then, return to 1-2 pin position. To be able to clear the CMOS, you
need to unplug the power plug of the system. Otherwise, the
CMOS will not be cleared.
JBAT1
1
Function
1
3