Note: CPU Front Side Bus Frequency also can be changed in BIOS SETUP. Please refer
to page 32 “Host Clock at Next Boot Is” selection in Miscellaneous Control menu.
Note: When the overclocking causes system boot failure, you will need to hold the “INS”
key and the power on button at the same time until the screen resumes display to the
standard default. Otherwise the CMOS will keep the faulty data and the
motherboard will not function.
(3) CMOS RAM Clear (3-pin) : JP3
A battery must be used to retain the motherboard configuration in CMOS RAM.
Shorting 1-2 pins of JP3 will store the CMOS data.
To clear the CMOS, follow the procedure in below:
Turn off the system and unplug the AC power
Remove ATX power cable from ATX power connector
Locate JP3 and short pins 2-3 for a few seconds
Return JP3 to its normal setting by shorting pins 1-2
Connect ATX power cable back to ATX power connector
Note: When should CMOS be cleared
System boot failure after overclocking
CMOS RAM Clear Setting
2-3 closed Clear CMOS
1-2 closed Normal