Dell Inspiron 5391 Service Manual page 70

System Configuration
Keyboard Backlight Timeout on Battery
Touchscreen
Table 5. System setup options—Video menu
Video
LCD Brightness
Brightness on battery power
Brightness on AC power
EcoPower
Table 6. System setup options—Security menu
Security
Enable Admin Setup Lockout
Password Bypass
Enable Non-Admin Password Changes
Non-Admin Setup Changes
Allow Wireless Switch Changes
Enable UEFI Capsule Firmware Updates
Computrace
Intel Platform Trust Technology On
PPI Bypass for Clear Commands
Clear
70 System setup
Configures the timeout value for the keyboard when the computer is running on
battery. The keyboard backlight timeout value is only effect when the backlight is
enabled.
Default: 10 seconds.
Enables or disables the touchscreen for the operating system.
NOTE: Touchscreen will always work in the BIOS setup irrespective of
this setting.
Default: ON.
Sets the screen brightness when the computer is running on battery power.
Sets the screen brightness when the computer is running on AC power.
Enables or disables EcoPower which increases the battery life by reducing the screen
brightness when appropriate.
Default: ON.
Enables or disables the user from entering BIOS Setup when an Admin Password is
set.
Default: OFF.
Bypass the System (Boot) Password and the internal hard drive password prompts
during a system restart.
Default: Disabled.
Enables or disables the user to change the system and hard drive password without
the need for admin password.
Default: ON.
Enables or disables changes to the setup option when an Administrator password is
set.
Default: OFF.
Enables or disables BIOS updates through UEFI capsule update packages.
Enable or disable the BIOS module interface of the optional Computrace(R) Service
from Absolute Software.
Enables or disables Platform Trust Technology (PTT) visibility to the operating
system.
Default: ON.
Enables or disables the operating system to skip BIOS Physical Presence Interface
(PPI) user prompts when issuing the Clear command.
Default: OFF.
Enables or disables the computer to clear the PTT owner information, and returns the
PTT to the default state.
Default: OFF.