Reference Guide

BIOS Settings Name Description Supported Operating
System(s)
NOTE:
• You can enable multiple colors at a time.
• If ‘0 — None’ is selected, keyboard backlight color switching by
pressing Fn+C will not be possible. The value ‘0 — None’ cannot be
combined with any other color.
Keyboard Click
Enables or disables the keyboard to ‘click’ each time a key is pressed.
Possible values are:
• Disable
• Enable
Microsoft Windows,
Linux
Keyboard Backlight
Timeout on AC
Congures the timeout value for the keyboard backlight when an AC adapter is
plugged into the system.
Possible values are:
• 5 — Keyboard backlight stays on for 5 seconds.
• 10 — Keyboard backlight stays on for 10 seconds.
• 15 — Keyboard backlight stays on for 15 seconds.
• 30 — Keyboard backlight stays on for 30 seconds.
• 65 — Keyboard backlight stays on for 1 minute.
• 69 — Keyboard backlight stays on for 5 minutes.
• 79 — Keyboard backlight stays on for 15 minutes.
• 191 — keyboard backlight always stays on.
Microsoft Windows,
Linux
Keyboard Backlight
Timeout on Battery
Congures the timeout value for the keyboard backlight when the system is
running only on battery power.
Possible values are:
• 5 — Keyboard backlight stays on for 5 seconds.
• 10 — Keyboard backlight stays on for 10 seconds.
• 15 — Keyboard backlight stays on for 15 seconds.
• 30 — Keyboard backlight stays on for 30 seconds.
• 65 — Keyboard backlight stays on for 1 minute.
• 69 — Keyboard backlight stays on for 5 minutes.
• 79 — Keyboard backlight stays on for 15 minutes.
• 191 — keyboard backlight always stays on.
Microsoft Windows,
Linux
Keyboard Backlight with AC
Enables or disables the keyboard backlight when the system is running on AC
power if an AC power adapter is plugged in.
Possible values are:
• Enable — Enables the keyboard backlight even after the 10 seconds of
inactivity.
• Disable — Disables the timer that fades the keyboard backlight after 10
seconds of inactivity.
NOTE: If the keyboard backlight is disabled by pressing <Fn ><F10>,
then the keyboard backlight stays o even if the AC power adapter is
plugged in.
Microsoft Windows,
Linux
Keyboard Click
Enables or disables the keyboard to ‘click’ each time a key is pressed.
Microsoft Windows
BIOS settings supported in Dell Command | Monitor10.1.0 271