Dell MTG24, HW049, A2420 setup guide Dell Diagnostics, Click Start → Help and Support

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but incorrectly configured, you can use the Hardware Troubleshooter to resolve the incompatibility.

To start the Hardware Troubleshooter:

1.Click Start Help and Support.

2.Type hardware troubleshooter in the search field and press <Enter> to start the search.

3.In the search results, select the option that best describes the problem and follow the remaining troubleshooting steps.

Dell Diagnostics

If you experience a problem with your computer, perform the checks in “Lockups and Software Problems” on page 35 and run the Dell Diagnostics before you contact Dell for technical assistance.

NOTE: Dell Diagnostics works only on Dell computers.

Using Support Tools

NOTE: The Drivers and Utilities media is optional and may not ship with your computer.

See the System Setup section in the Service Manual to review your computer’s configuration information, and ensure that the device that you want to test displays in the system setup program and is active.

Start the Dell Diagnostics from your hard drive or from the Drivers and Utilities media.

Starting Dell Diagnostics From Your Hard Drive

The Dell Diagnostics is located on a hidden diagnostic utility partition on your hard drive.

NOTE: If your computer cannot display a screen image, see “Contacting Dell” on page 53.

1.Ensure that the computer is connected to an electrical outlet that is known to be working properly.

2.Turn on (or restart) your computer.

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Contents XPS One Page XPS One March 2009 P/N HW049 Rev. A01 Contents Contents Before Setting Up Your Computer Setting Up Your XPS One ComputerMouse Turn on the wireless keyboard and mouse Connect the Network Cable Optional Connect the Power Cable Press the Computer Power Button Windows Vista Setup Set Up Media Center For Use With Optional TV Tuner Setting Up Your XPS One Computer Setting Up Your XPS One Computer Setting Up Your XPS One Computer Install the batteries included Setting Up Your XPS One Computer Front View Features Using Your XPS OneSpeakers Using Your XPS One Left Side Features Headphone or line-out connector Connects to headphones 987 Back Panel ConnectorsPower connector Connects your computer to the AC power cable Wireless Keyboard Customizing the Touch Pad Using the Touch PadAudio Composite video Video IR connector Using the Optical Disc DriveTV Input Device Optional Customizing the Desktop Software FeaturesProductivity and Communication Entertainment and MultimediaConnect to the Internet Optional Customizing Your Energy SettingsBacking Up Your Data Setting Up a Wireless Connection Setting Up a Wired Internet ConnectionClick Start → Connect To Setting Up Your Internet ConnectionWireless Keyboard or Mouse Problems Solving ProblemsSolving Problems Network ProblemsPower Problems If you experience other memory problems Memory ProblemsIf you receive an insufficient memory message Click End Task Click ApplicationsSolving Problems Solving Problems Dell Support Center Using Support ToolsBeep Codes Code Repetitive Description short beeps System MessagesHardware Troubleshooter Starting Dell Diagnostics From Your Hard Drive Dell DiagnosticsClick Start → Help and Support Insert the Drivers and Utilities media System Restore System Recovery OptionsClick Undo my last restoration and click Next Dell Factory Image RestoreStarting System Restore Undoing the Last System RestoreDell Factory Image Restore Before You Begin Reinstalling Windows VistaClick Exit if the Install Windows message appears Getting Help Support.dell.com ServiceOnline Services DellConnectFtp.dell.com Automated Order-Status ServiceProduct Information Mobilesupport@us.dell.com Support@us.dell.comReturning Items for Repair Under Warranty or for Credit Before You Call Diagnostic ChecklistVisit support.dell.com Contacting DellIf you need to See Finding More Information and ResourcesAt support.dell.com If you need to Finding More Information and ResourcesSystem Model SpecificationsDrives and Devices Memory Audio External ConnectorsDisplay LvdsPhysical PowerComputer Environment Macrovision Product Notice AppendixIndex Index ISP Index Index Page Page 0HW049A01 Page 0HW049A01 Page 0HW049A01 Page 0HW049A01 Page Printed on recycled paper