BIOS Settings Glossary - Version 04

Intel® NUC BIOS Settings Glossary BACK
V04 – January 2015 BACK
Intel® Virtualization
Technology
Security
Checkbox
Enables or disables Virtualization Technology. Takes
affect only after power cycling.
For more information refer to
http://www.intel.com/technology/virtualization/index.htm
Intel® Visual Boot
Manager
Boot
Checkbox
Enables or disables the Intel Visual Boot Manager, a
feature that provides a visual interface for selection of
operating system boot and installation.
Intel® VT for
Directed I/O (VT-d)
Security
Checkbox
Enables or d+D126isables Intel® VT for Directed I/O (VT-
d) which provides additional hardware support for
managing I/O virtualization. If Enabled, BIOS will publish a
DMA Remapping ACPI table.
For information on Intel® VT, refer to
http://www.intel.com/technology/virtualization/index.htm
Internal UEFI Shell
Boot
Checkbox
Enabled or disables the internal UEFI shell.
Inverter Frequency
(Hz)
Devices
Numeric
Consult inverter board and monitor specifications for
proper value. Warning: Unsupported values may cause
hardware damage.
Inverter Polarity
Devices
• Normal
• Inverted
Normal: PWM = 0% (Dim)
Inverted: PWM = 0% (Bright)
Consult inverter board specifications for proper value.
J
There currently are no BIOS settings that begin with the letter J.
K
BIOS Setting
Appears on BIOS Screen…
Options
Description / Purpose
Keyboard Ready
Beep
Boot
Checkbox
If enabled, BIOS will beep once during POST when ready
for keyboard input. BIOS will beep only if both keyboard
and video are detected. Beep is played via onboard
audio.
Key Exchange Key
(KEK)
Boot
Information
only
Displays Installed or Not Installed based on the
presence of the UEFI KEK variable.
L
BIOS Setting
Appears on BIOS Screen…
Options
Description / Purpose
L2 Cache RAM
Main
Information
only
Displays the total L2 cache memory of the installed
processor in megabytes.
L3 Cache RAM
Main
Information
only
Displays the total L3 cache memory of the installed
processor in megabytes.
LAN
Devices
Checkbox
Enables or disables the onboard LAN controller.
Legacy Boot
Boot
Checkbox
If enabled, BIOS will attempt to boot via the legacy (non-
UEFI) boot sequence.