Gigabyte GA-K8NSNXP User Manual page 35

27) CLR_CMOS (Clear CMOS)
You may clear the CMOS data to its default values by this jumper. To clear CMOS, temporarily
short 1-2 pin. Default doesn't include the "Shunter" to prevent from improper use this jumper.
Open: Normal
1
Close: Clear CMOS
1
- 35 - Hardware Installation Process