MSI MEG Z790 GODLIKE Manuel D'installation page 58

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.
V-Check Points Lite
These voltage checkpoints are used to measure the current system voltages. A
multimeter (not included) will be required to check voltages. To measure voltage,
place test leads on the GND (screw mounting hole) and a specific V-Check Point.
Please refer to the manual of your multimeter for more information.
Keep Data
(default)
VCC GND
VCCIN_AUX CPU VDD2
VCC: Core voltage
GND: Ground
VCCIN_AUX: VCCIN voltage
CPU VDD2: CPU VDDIO voltage
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Clear CMOS/
Reset BIOS