Jbat1: Clear Cmos (Reset Bios) Jumper; Joc1: Front Oc Button Connector - MSI Z390-A PRO Présentation Rapide

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.

JOC1: Front OC Button Connector

This connector allows you to connect the OC button on the front panel of case. You can
click on the OC button for easy overclocking.
Keep Data
(default)
1 OC_EN#
3 OC_LED
Clear CMOS/
Reset BIOS
1
2 Ground
4 OC_LED#
Overview of Components
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