Gigabyte GA-F2A55-DS3 - Boot Mode Selection

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& HardDrive/CD/DVDROMDrive/FloppyDrive/NetworkDeviceBBSPriorities
 Speciesthebootorderforaspecicdevicetype,suchasharddrives,opticaldrives,oppydiskdrives,
and devices that support Boot from LAN function, etc. Press <Enter> on this item to enter the submenu that
presents the devices of the same type that are connected. This item is present only if at least one device
for this type is installed.
& BootupNumLockState
 EnablesordisablesNumlockfeatureonthenumerickeypadofthekeyboardafterthePOST.(Default:
Enabled)
& SecurityOption
 Specieswhetherapasswordisrequiredeverytimethesystemboots,oronlywhenyouenterBIOSSetup.
Afterconguringthisitem,setthepassword(s)undertheAdministrator Password/User Password item.
Setup  ApasswordisonlyrequiredforenteringtheBIOSSetupprogram.(Default)
System A password is required for booting the system and for entering the BIOS Setup program.
& FullScreenLOGOShow
Allows you to determine whether to display the GIGABYTE Logo at system startup. Disabled skips the
GIGABYTELogowhenthesystemstartsup.(Default:Enabled)
& CSM Support
 EnablesordisablesUEFICSM(CompatibilitySupportModule)tosupportalegacyPCbootprocess.
Always   EnablesUEFICSM.(Default)
Never Disables UEFI CSM and supports UEFI BIOS boot process only.
& Boot Mode Selection
Allows you to select which type of operating system to boot.
 UEFI and Legacy Allows booting from operating systems that support legacy option ROM or UEFI
optionROM.(Default)
Legacy Only Allows booting from operating systems that only support legacy option ROM.
UEFI Only Allows booting from operating systems that only support UEFI option ROM.
 ThisitemiscongurableonlywhenCSM Support is set to Always.
& PXEBootOptionControl
Allows you to select whether to enable the UEFI or legacy option ROM for the LAN controller.
Disabled   DisablesoptionROM.(Default)
Legacy Only Enables legacy option ROM only.
UEFI Only Enables UEFI option ROM only.
LegacyFirst  EnableslegacyoptionROMrst.
UEFIFirst   EnablesUEFIoptionROMrst.
 ThisitemiscongurableonlywhenCSM Support is set to Always.
& StorageBootOptionControl
Allows you to select whether to enable the UEFI or legacy option ROM for the storage device controller.
Disabled Disables option ROM.
LegacyOnly  EnableslegacyoptionROMonly.(Default)
UEFI Only Enables UEFI option ROM only.
LegacyFirst  EnableslegacyoptionROMrst.
UEFIFirst   EnablesUEFIoptionROMrst.
 ThisitemiscongurableonlywhenCSM Support is set to Always.