Dell Precision 7520 - Video Screen Options; Security Screen Options

Option Description
• never
Touchscreen Controls whether the touch screen is enabled or disabled (enabled by default).
Keyboard Backlight
Timeout on Battery
The Keyboard Backlight Time-out dims out with Battery option. The main keyboard illumination feature is not
aected. Keyboard Illumination will continue to support the various illumination levels. This eld has an eect when
the backlight is enabled.
• 5 sec
• 10 sec (selected by default)
• 15 sec
• 30 sec
• 1 min
• 5 min
• 15 min
• never
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 Expresscard (selected by default)
• Enable HardDrive Free Fall Protection (selected by default)
• WiFI Radio (selected by default)
• Enable Secure Digital (SD) Card (selected by default)
• Secure Digital (SD) Card Read-Only Mode
• Secure Digital (SD) Card Boot
Video screen options
Option
Description
LCD Brightness Allows you to set the display brightness depending upon the power source. On Battery(50% is default) and On AC
(100 % default).
Switchable
Graphics
• Enable Switchable Graphics (selected by default)
• Enable Dock Display Port (selected by default)
• Discrete Graphics Controller Direct Output Mode
NOTE: The video setting will be visible only when a video card is installed into the system.
Security screen options
Option
Description
Admin Password Allows you to set, change, or delete the administrator (admin) password.
72 System setup