Gigabyte GA-Z77N-WIFI User Manual page 43

Hard Drive/CD/DVD ROM Drive/Floppy Drive/Network Device BBS Priorities
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
Main Menu.
Setup A password is only required for entering the BIOS Setup program.
System A password is required for booting the system and for entering the BIOS Setup program.
(Default)
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)
Limit CPUID Maximum
(Note)
Allows you to determine whether to limit CPUID maximum value. Set this item to Disabled for Windows XP
operating system; set this item to Enabled for legacy operating system such as Windows NT4.0. (Default:
Disabled)
Execute Disable Bit
(Note)
Enables or disables Intel Execute Disable Bit function. This function may enhance protection for the computer,
and system. (Default: Enabled)
Intel Virtualization Technology
Enables or disables Intel Virtualization Technology. Virtualization enhanced by Intel Virtualization Technology
will allow a platform to run multiple operating systems and applications in independent partitions. With
virtualization, one computer system can function as multiple virtual systems. (Default: Disabled)
VT-d
(Note)
Enables or disables Intel Virtualization Technology for Directed I/O. (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.
(Note) This item is present only when you install a CPU that supports this feature. For more information
about Intel CPUs' unique features, please visit Intel's website.
Set Supervisor/User Password item in the BIOS
(Note)
CSM Support is set to Always.
- 43 - BIOS Setup