TZ77XE3/TZ75XE3 UEFI BIOS Manual
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GateA20 Active
Upon Request – GA20 can be disabled using BIOS services. Always – do not allow
disabling GA20; this option is useful when any RT code is executed above 1MB
Options: Upon Request (Default) / Always
Option ROM Messages
This item sets the d isplay mode for Option ROM.
Options: Force BIOS (Default) / Keep Current
Interrupt 19 Capture
Interrupt 19 is the software interrupt that handles the boot disk function. When set
to Enabled, this item allows the option ROMs to trap interrupt 19.
Options: Disabled (Default) / Enabled
CSM Support
This item enables / disables CSM Support. If Auto is selected, based on OS, CSM
will be enabled / disabled automatically.
Options: Enabled (Default) / Disabled / Auto
BIOS Flash protection
While enabled, it c an’t flas h write and flas h erase by S MI.
Options: Enabled (Default) / Disabled
Boot Success Beep
When this item is set to Enabled, BIOS will let user know boot success with beep.
Options: Enabled (Default) / Disabled
UEFI Boot
This option enables/disables boot from the UEFI Devices.
Options: Disabled (Default) / Enabled
Boot Option #1
The items specify the boot device priority sequence fro m the available devices.
The number of device items that appears on the screen depends on the number of
devices installed in the system.
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