Dell C521 specifications 64MB

Page 38

(Auto

 

 

 

 

default)

 

 

 

 

 

 

 

NOTE: A PCI Express graphics card will override the integrated video controller.

 

 

 

 

 

Video Memory

 

This setting configures the amount of system memory that is reserved for the integrated video controller. The settings are Auto, 16MB,

Size

 

 

32MB, 64MB, 128MB, or Off.

(64MB

 

 

 

 

default)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Performance

 

 

 

 

 

 

 

 

 

HDD Acoustic Mode (Bypass

Bypass — Your computer does not test or change the current acoustics mode setting.

default)

 

 

 

Quiet — The hard drive operates at its most quiet setting.

 

 

 

 

Suggested — The hard drive operates at the level suggested by the drive manufacturer.

 

 

 

 

Performance — The hard drive operates at its maximum speed.

 

 

 

 

NOTE: Switching to performance mode may cause the drive to be noisier, but its performance is not affected. Changing the

 

 

 

 

acoustics setting does not alter your hard-drive image.

 

 

 

 

 

 

 

 

 

 

Security

 

 

 

 

 

 

 

 

Unlock Setup

 

When an administrator password is being used, allows the user access to modify system setup settings. Enter the administrator password

 

 

 

at the prompt to unlock system setup. If the correct password is not entered here, the user can view but not modify system setup fields.

Admin

 

 

Displays the current status of your system setup program's password security feature and allows you to verify and assign a new admin

Password

 

 

password.

 

(Not Set

 

 

 

 

default)

 

 

 

 

 

 

 

 

System

 

 

Displays the current status of the system's password security feature and allows a new system password to be assigned and verified.

Password

 

 

 

 

(Not Set

 

 

 

 

default)

 

 

 

 

 

 

 

 

Password

 

 

Determines the interaction between the System password and the Admin password. Locked prevents a user without a valid Admin

Changes

 

 

password from being able to modify the System password. Unlocked allows a user with a valid System password to modify the system

 

 

 

password.

 

(Unlocked

 

 

 

 

default)

 

 

 

 

No-Execute

 

 

Enables or disables Execute Disable memory protection technology.

(On default)

 

 

 

 

 

 

 

 

 

 

 

 

Power Management

 

 

 

 

AC

Determines how the system responds when AC power is re-applied after a power loss. Off commands the system to stay off when the power is

Recovery

re-applied. You must press the front-panel power button before the system turns on. On commands the system to turn on when the power is

 

re-applied. Last commands the system to return to the last power state the system was in just before it was turned off.

(Off

 

 

 

 

default)

 

 

 

 

 

 

 

Auto Power

Sets the computer to automatically turn on. Off disables this feature. Everyday turns the computer on every day at the time set in Auto Power

On

Time. Weekdays turns the computer on every day from Monday through Friday at the time set in Auto Power Time.

(Off

 

 

 

 

default)

NOTE: This feature does not work if you turn off your computer using the switch on a power strip or surge protector.

 

 

 

 

Auto Power

Sets time to automatically turn on the computer.

Time

 

 

 

 

 

Time is kept in the standard 12-hour format (hours:minutes). Change the startup time by pressing the right- or left-arrow key to increase or

 

decrease the numbers, or type numbers in both the date and time fields.

 

 

 

Low Power

When Low Power Mode is selected, remote wakeup events will no longer power up the computer from Hibernate or Off via the onboard

Mode

network controller.

(Off

 

 

 

 

default)

 

 

 

 

 

 

 

Cool and

This option enables or disables the Cool 'n' Quiet™ technology for all supported processors.

Quiet

 

 

 

 

(On

 

 

 

 

default)

 

 

 

 

 

 

 

Suspend

Sets the computer's suspend mode. The options are S1, a suspend state in which the computer is running in a low-power mode, and S3, a

Mode

suspend state in which the power is reduced or turned off for many components, however, system memory remains active.

(S3

 

 

 

 

default)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Maintenance

 

 

 

 

 

 

 

Service Tag

 

Displays the service tag for your computer.

 

 

 

 

 

Image 38
Contents September 2006 Rev. A00 About Your Computer Front ViewBack Panel I/O Connectors Back View of the ComputerBack to Contents Recommended Tools Before You BeginGetting Started Turning Off Your ComputerPage Replacing the Computer Cover Removing the Computer Cover DDR2 Memory Overview Removing and Installing PartsMemory Installing Memory Cards Removing MemoryInstalling an Expansion Card Removing an Expansion Card Drives Power Cable Connector General Installation GuidelinesDrive Interface Connectors Connecting and Disconnecting Drive CablesRemoving a CD/DVD Drive Installing a CD/DVD DriveCD/DVD Drive Floppy Drive Removing a Floppy DriveInstalling a Floppy Drive Media Card Reader Removing a Media Card ReaderInstalling a Media Card Reader Hard Drive Removing a Hard DriveInstalling a Hard Drive Battery Replacing the BatteryProcessor Removing the ProcessorInstalling the Processor Page Power Supply Replacing the Power SupplyFront I/O Panel Removing the Front I/O PanelRemoving the Fan Assembly Fan AssemblyInstalling the Front I/O Panel Removing the System Board Installing the Fan AssemblySystem Board Replacing the System Board Page Specifications Controls and Lights ConnectorsDrives Environmental PowerPhysical Overview System SetupEntering System Setup OverviewSystem Setup Options System64MB Boot Menu Post BehaviorClearing Forgotten Passwords and Cmos Settings Jumper Locations Clearing Password SettingsFlashing the Bios Clearing Cmos SettingsSystem Board Components Technical OverviewInside View of Your Computer Jumper Settings Jumper Setting DescriptionPin Number Signal name AWG Wire Power Supply DC Connector Pin AssignmentsDC Power Connector P1 DC Power Connector P4 DC Power Connector P2DC Power Connector P3 DC Power Connector P5 and P6Black +12 VDC Yellow September 2006 Rev. A00 When to Use the Dell Diagnostics TroubleshootingDell Diagnostics Dell Diagnostics Main MenuProblem Description Suggested Resolution Diagnostic LightsPower Light Problem Description Suggested Resolution System LightsBeep Codes Code Cause