Asus Z9PE-D8 WS - Manual (Page 116)

4-48 Chapter 4: BIOS setup
CSM16 Module Version
GateA20 Active [Upon Request]
[Upon Request] GA20 can be disabled using BIOS services.
[Always]
Do not allow disable GA20; this optionis useful when any RT code
is executed above 1MB.
Option ROM Messages [Force BIOS]
Allows you to set the display mode for Options ROM.
Configuration options: [Force BIOS] [Keep Current]
Interrupt 19 Capture [Enabled]
Allows Option ROMs to trap interrupt 19.
Configuration options: [Disabled] [Enabled]
Boot Device Seeking [Endless PXE]
[Endless PXE] Continuous seek remote boot image until boot image found or user
abort (press Ctrl+Alt+Del).
[Normal] Seek remote boot image once then stop.
UEFI Boot [Disabled]
Enables or disables UEFI Boot.
Configuration options: [Disabled] [Enabled]
Boot Option Priorities
These items specify the boot device priority sequence from the available devices.
The number of device items that appears on the screen depends on the number of
devices installed in the system.
• To select the boot device during system startup, press when ASUS Logo
appears.
• To access Windows OS in Safe Mode, please press after POST.
Boot Option #1/#2/#3/#4 [IBA GE Slot 0600 v...]
Configuration options: [SATA P2: ASUS ...] [SATA P3: WDC WD80...] [AMI
Virtual CDROM...] [IBA GE Slot 0600 v...]
These items appear only when you connect SATA ODD or hard drive to the SATA
ports.
CD/DVD ROM Drive BBS Priorities
Hard Drive BBS Priorities
Network Device BBS Priorities
These settings allow you to set the booting order of the SATA devices.