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Chapter 2 BIOS Setup
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may result in system malfunction.
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unexpected results. Inadequately altering the settings may result in system's failure to boot. If this occurs, try to
saving system parameters and loading operating system, etc. BIOS includes a BIOS Setup program that allows
When the power is turned off, the battery on the motherboard supplies the necessary power to the CMOS to
To access the BIOS Setup program, press the <Delete> key during the POST when the power is turned on.
To upgrade the BIOS, use either the GIGABYTE Q-Flash or @BIOS utility.
•Q-Flash allows the user to quickly and easily upgrade or back up BIOS without entering the operating system.
•@BIOS is a Windows-based utility that searches and downloads the latest version of BIOS from the Internet
and updates the BIOS.
14) CLR_CMOS (Clear CMOS Jumper)
the CMOS values, use a metal object like a screwdriver to touch the two pins for a few seconds.
•Always turn off your computer and unplug the power cord from the power outlet before clearing the CMOS values.
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Open: Normal
Short: Clear CMOS Values
13) BAT (Battery)
in the CMOS when the computer is turned off. Replace the battery when the battery voltage drops to a low
level, or the CMOS values may not be accurate or may be lost.
You may clear the CMOS values by removing the battery:
1. Turn off your computer and unplug the power cord.
2.
object like a screwdriver to touch the positive and negative terminals of the battery holder,
3. Replace the battery.
4. Plug in the power cord and restart your computer.
•Always turn off your computer and unplug the power cord before replacing the battery.
•Replace the battery with an equivalent one. Danger of explosion if the battery is replaced with an incorrect model.
•Contact the place of purchase or local dealer if you are not able to replace the battery by yourself or uncertain
about the battery model.
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•Used batteries must be handled in accordance with local environmental regulations.