Dell GX1 User Manual download pdf (Page 42)

2-8 Dell OptiPlex GX1 and GX1p Mini Tower Managed PC Systems Reference and Installation Guide

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DAC Snoop lets you correct video problems that may occur when certain video add-in

cards are used. The default is Off. If you are using a video add-in card and problems

such as incorrect colors or blank windows occur, set DAC Snoop to On.

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This option controls the operation of the system’s Advanced Configuration and Power

Interface (ACPI) feature.

When ACPI is set to On, momentarily pressing the power button places the system in

a power-saving mode. To turn the system off completely, press the power button for

more than four seconds. When ACPI is set to On, interrupt request (IRQ) line 9 is not

available for use by an expansion card.

When ACPI is set to Off, momentarily pressing the power button turns off the system

completely. With this setting, IRQ9 is available for use by an expansion card.

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Keyboard Errors

enables or disables reporting of keyboard errors during the POST,

which is a series of tests that the system performs on the hardware each time you

turn on the system or press the reset button.

This option is useful when applied to self-starting servers or host systems that have no

permanently attached keyboard. In these situations, selecting

Do Not Report sup-

presses all error messages relating to the keyboard or to the keyboard controller

during POST. This option does not affect the operation of the keyboard itself if a

keyboard is attached to the computer.

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System Password displays the current status of your system’s password security fea-

ture and allows you to assign and verify a new password. No one can assign a new

password unless the current status is Not Enabled, which is displayed in bright

characters.

The settings for the System Password option are:

 Not Enabled (the default option)

 Enabled

 Disabled by Jumper

NOTE: Read “Using the System Password Feature” found later in this chapter for

instructions on assigning a system password and using or changing an existing

system password. See “Disabling a Forgotten Password” found later in this chapter

for instructions on disabling a forgotten system password.

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Dell GX1 User Manual Page 42