1-8 Onboard Buttons, Switches and LEDs
Quick Buttons
This motherboard has 3 quick buttons: power button, reset button and clear CMOS button. The power button
and reset button allow users to quickly turn on/off or reset the computer in an open-case environment when
they want to change hardware components or conduct hardware testing.
Use this button to clear the BIOS
congurationandresettheCMOSvaluestofactorydefaultswhenneeded.
PW_SW: Power button
RST_SW: Reset button
CMOS_SW: Clear CMOS Button
BIOS Switches and BIOS LED Indicators
TheBIOSswitch(BIOS_SW)allowsuserstoeasilyselectadifferentBIOSforbootuporoverclocking,helpingto
reduce BIOS failure during overclocking. The SB switch allows enabling or disabling of the Dual BIOS function.
TheLEDindicator(MBIOS_LED/BBIOS_LED)showswhichBIOSisactive.
2:BackupBIOS(BootfromthebackupBIOS)
1:MainBIOS(BootfromthemainBIOS)
BIOS Switch:
MBIOS_LED(ThemainBIOSisactive)
BBIOS_LED(ThebackupBIOSisactive)
BIOS LED Indicators:
BIOS_SW
2: Single BIOS
1: Dual BIOS
SB
BIOS_SW
SB
CMOS_SW
PW_SW
RST_SW
• Always turn off your computer and unplug the power cord from the power outlet before using
the clear CMOS button.
• Do not use the clear CMOS button when the system is on, or the system may shutdown and
data loss or damage may occur.
• Aftersystemrestart,gotoBIOSSetuptoloadfactorydefaults(selectLoadOptimizedDefaults)or
manuallyconguretheBIOSsettings(refertoChapter2,"BIOSSetup,"forBIOScongurations).
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