Table 2-6. System Security Screen Options (continued)

Option

Description

 

 

Password Status

Setting the Setup Password option to Enabled prevents the system password from

 

being changed or disabled at system start-up.

 

To lock the system password, assign a setup password in the Setup Password option

 

and then change the Password Status option to Locked. In this state, you cannot

 

change the system password using the System Password option and cannot be

 

disabled at system start-up by pressing <Ctrl><Enter>.

 

To unlock the system password, enter the setup password in the Setup Password

 

field and then change the Password Status option to Unlocked. In this state, you

 

can disable the system password at system start-up by pressing <Ctrl><Enter>

 

and then change the password using the System Password option.

 

 

Power Button

Turns system's power off and on.

 

• If you turn off the system using the power button and the system is running an

 

ACPI-compliant operating system, the system can perform an orderly shutdown

 

before power is turned off.

 

• If the system is not running an ACPI-compliant operating system, power is turned

 

off immediately after the power button is pressed.

 

The button is enabled in the System Setup program. When disabled, the button

 

can only turn on system power.

 

NOTE: You can still turn on the system by using the power button, even if the Power

 

Button option is set to Disabled.

 

 

NMI Button

NOTICE: Use the NMI button only if directed to do so by qualified support

 

personnel or by the operating system's documentation. Pressing this button

 

halts the operating system and displays a diagnostic screen.

 

Sets the NMI feature On or Off.

 

 

AC Power Recovery

Determines how the system reacts when power is restored to the system. If system

(Last default)

is set to Last, the system returns to the last power state. On turns on the system

 

after power is restored. When set to Off, the system remains off after power is

 

restored.

 

 

Exit Screen

After you press <Esc> to exit the System Setup program, the Exit screen displays the following options:

Save Changes and Exit

Discard Changes and Exit

Return to Setup

42

Using the System Setup Program

Page 42
Image 42
Dell 2900 owner manual Exit Screen