Asus Z97-WS, User Manual, Page: 124 / 186

3-52 Chapter 3: BIOS setup
Chapter 3
Option ROM Messages [Enabled]
[Enabled] The third-party ROM messages will be displayed during POST.
[Disabled] Disables the ROM messages and displays only the ASUS logo during
POST.
Interrupt 19 Capture [Disabled]
This item allows you to trap Interrupt 19 by the option ROMs.
Configuration options: [Disabled] [Enabled]
Above 4G Decoding [Disabled]
This item allows you to decode the 64-bit capable devices above 4G address space. Ensure
that your system supports 64-bit PCI decoding.
Configuration options: [Disabled] [Enabled]
Setup Mode [EZ Mode]
[Advanced Mode] This item allows you to go to Advanced Mode of the BIOS after POST.
[EZ Mode]
This item allows you to go to EZ Mode of the BIOS after POST.
CSM (Compatibility Support Module)
This item allows you to configure the CSM (Compatibility Support Module) items to fully
support the various VGA, bootable devices and add-on devices for better compatibility.
Launch CSM [Enabled]
[Auto] The system automatically detects the bootable devices and the add-
on devices.
[Enabled] For better compatibility, enable the CSM to fully support the non-UEFI
driver add-on devices or the Windows ® UEFI mode.
[Disabled] Disables the CSM to fully support the non-UEFI driver add-on devices
or the Windows ® UEFI mode.
The following items appear only when you set the Launch CSM to [Enabled] .
Boot Devices Control [UEFI and Legacy OpROM]
This item allows you to select the type of devices that you want to boot.
Configuration options: [UEFI and Legacy OpROM] [Legacy OpROM only]
[UEFI only]
Boot from Network Devices [Legacy OpROM first]
This item allows you to select the type of network devices that you want to
launch.
Configuration options: [Legacy OpROM first] [UEFI driver first] [Ignore]