MSI PRO B760M-A WIFI Manuel D'utilisation page 39

JBAT1: Clear CMOS (Reset BIOS) Jumper
There is CMOS memory onboard that is external powered from a battery located on
the motherboard to save system configuration data. If you want to clear the system
configuration, set the jumpers to clear the CMOS memory.
Resetting BIOS to default values
1. Power off the computer and unplug the power cord.
2. Use a jumper cap to short JBAT1 for about 5-10 seconds.
3. Remove the jumper cap from JBAT1.
4. Plug the power cord and Power on the computer.
BAT1： CMOS Battery
If the CMOS battery is out of charge, the time in the BIOS will be reset and the data of
system configuration will be lost. In this case, you need to replace the CMOS battery.
Keep Data
(default)
Replacing CMOS battery
1. Unplug the battery wire from the BAT1 connector and
remove the battery.
2. Connect the new CR2032 battery with wire to the
BAT1 connector.
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Clear CMOS/
Reset BIOS