Jcmos1: clear cmos header, Jci1: chassis open header – BioStar P4M800 User Manual
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P4M800 Pro-M7
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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.
3
1
Pin 1-2 Close:
Normal Operation (Default).
1
3
3
1
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
1 2
2 Ground