Biostar I945P-A7 I945P-A7 v1.x user's manual - Page 24

JCMOS1: Clear CMOS Header, Clear CMOS Procedures, JCI1: Chassis Open Header

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I945P-A7 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 COM1 3 Pin 1-2 Close: Normal Operation (default). 1 1 3 Codec 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. COM1 Pin Assignment 1 Case open signal 2 Ground 2 1 Codec 22

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I945P-A7
22
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
Codec
C
O
M
1
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
1
2
Codec
C
O
M
1
2
Ground