Dell Vostro 5490 Service Manual - Page 65

Video, Security

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Video 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. Table 5. Video Option Description Brightness on battery power Set the screen brightness when running on battery power Brightness on AC power Set the screen brightness when running on AC power Security Table 6. Security Option Enable Admin Setup Lockout Password Bypass Description This feature gives administrators control over how their users can or cannot access BIOS Setup. With an admin password set and this option On, BIOS Setup cannot be seen without the admin password. With an admin password set and this option Off, BIOS Setup can be entered and items viewed in the locked mode. When enabled, this always prompts for system and internal hard drive passwords when powered on from the Off state. • Disabled (enabled by default) • Reboot Bypass Enable Non-Admin Password Changes Non-Admin Setup Changes UEFI Capsule Firmware Updates Password Bypass Allow Wireless Switch Changes: This option lets you change the system and hard drive password without the need for admin password (Disabled by default). This option lets you determine whether changes to the setup option are permitted when an Administrator password is set. This option controls whether this system allows BIOS updates via UEFI capsule update packages. This option is selected by default. Disabling this option will block BIOS updates from services such as Microsoft Windows Update and Linux Vendor Firmware Service (LVFS) This option lets you bypass the System (Boot) Password and the internal HDD password prompts during a system restart. • Disabled - Always prompt for the system and internal HDD password when they are set. This option is enabled by default. • Reboot Bypass - Bypass the password prompts on Restarts (warm boots). NOTE: The system will always prompt for the system and internal HDD passwords when powered on from the off state (a cold boot). Also, the system will always prompt for passwords on any module bay HDDs that may be present. Password Change This option lets you determine whether changes to the System and Hard Disk passwords are permitted when an administrator password is set. Allow Non-Admin Password Changes - This option is enabled by default. UEFI Capsule Firmware Updates This option controls whether this system allows BIOS updates via UEFI capsule update packages. This option is selected by default. Disabling this option will block BIOS updates from services such as Microsoft Windows Update and Linux Vendor Firmware Service (LVFS) System setup 65

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Video
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.
Table 5. Video
Option
Description
Brightness on battery power
Set the screen brightness when running on battery power
Brightness on AC power
Set the screen brightness when running on AC power
Security
Table 6. Security
Option
Description
Enable Admin Setup Lockout
This feature gives administrators control over how their users can or cannot access BIOS Setup.
With an admin password set and this option On, BIOS Setup cannot be seen without the admin
password. With an admin password set and this option Off, BIOS Setup can be entered and items
viewed in the locked mode.
Password Bypass
When enabled, this always prompts for system and internal hard drive passwords when powered on
from the Off state.
•
Disabled (enabled by default)
•
Reboot Bypass
Enable Non-Admin Password
Changes
Allow Wireless Switch Changes: This option lets you change the system and hard drive password
without the need for admin password (Disabled by default).
Non-Admin Setup Changes
This option lets you determine whether changes to the setup option are permitted when an
Administrator password is set.
UEFI Capsule Firmware Updates
This option controls whether this system allows BIOS updates via UEFI capsule update packages.
This option is selected by default. Disabling this option will block BIOS updates from services such as
Microsoft Windows Update and Linux Vendor Firmware Service (LVFS)
Password Bypass
This option lets you bypass the System (Boot) Password and the internal HDD password prompts
during a system restart.
•
Disabled — Always prompt for the system and internal HDD password when they are set. This
option is enabled by default.
•
Reboot Bypass — Bypass the password prompts on Restarts (warm boots).
NOTE:
The system will always prompt for the system and internal HDD passwords
when powered on from the off state (a cold boot). Also, the system will always prompt
for passwords on any module bay HDDs that may be present.
Password Change
This option lets you determine whether changes to the System and Hard Disk passwords are
permitted when an administrator password is set.
Allow Non-Admin Password Changes
- This option is enabled by default.
UEFI Capsule Firmware Updates
This option controls whether this system allows BIOS updates via UEFI capsule update packages.
This option is selected by default. Disabling this option will block BIOS updates from services such as
Microsoft Windows Update and Linux Vendor Firmware Service (LVFS)
System setup
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