BioStar P4M800 manual JCMOS1 Clear Cmos Header, JCI1 Chassis Open Header

P4M800 Pro-M7

JCMOS1: Clear CMOS Header

By placing the jumper on pin2-3, it allows user to restore the BIOS safe setting and the CMOS data, please carefully follow the procedures to avoid damaging the motherboard.

1 3

Pin 1-2 Close:

Normal Operation (Default).

1 3

1 3 Pin 2-3 Close:

Clear CMOS data.

※Clear CMOS Procedures:

1.Remove AC power line.

2.Set the jumper to “Pin 2-3 Close”.

3.Wait for five seconds.

4.Set the jumper to “Pin 1-2 Close”.

5.Power on the AC.

6.Reset your desired password or clear the CMOS data.

JCI1: Chassis Open Header

This connector allows system to monitor PC case open status. If the signal has been triggered, it will record to the CMOS and show the message on next boot-up.

Pin Assignment

1 Case open signal

2 Ground

1 2

16