Option Description
Keyboard Backlight
Timeout on Battery
The Keyboard Backlight Timeout dims out with the Battery option. The main keyboard illumination feature is not
aected. Keyboard Illumination will continue to support the various illumination levels. This eld has an eect when
the backlight is enabled. The options are:
• 5 sec
• 10 sec—enabled by default
• 15 sec
• 30 sec
• 1 min
• 5 min
• 15 min
• Never
Touchscreen It controls whether the screen is enabled or disabled. This option is enabled by default.
Unobtrusive Mode This option, when enabled, pressing Fn+F7 turns o all light and sound emissions in the system. To resume normal
operation, press Fn+F7 again. This option is disabled by default.
Miscellaneous
Devices
Allows you to enable or disable the following devices:
• Enable Camera—enabled by default
• Enable Secure Digital (SD) Card—enabled by default
• Secure Digital (SD) Card Boot—disabled by default
• Secure Digital (SD) Card Read-Only-Mode—disabled by default
Video screen options
Option
Description
LCD Brightness Allows you to set the display brightness depending up on the power source—On Battery and On AC. The LCD
brightness is independent for battery and AC adapter. It can be set using the slider.
NOTE: The video setting is visible only when a video card is installed into the system.
Secure Boot screen options
Option
Description
Secure Boot Enable This option enables or disables the Secure Boot Enable
• Disabled - by default
• Enabled
Default setting: disabled.
Expert Key
management
This option enables or disables the Expert Key management
• PK—enabled by default
• KEK
• db
• dbx
System setup 51
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