Quick Reference Guide 19upgrade) to scan the computer and remove spyware. For more information, go to support.dell.com and search forthe keyword spyware.R U N T H E D E L L D I A G N O S T I C S — See "Dell Diagnostics" on page 19. If all tests run successfully, the error conditionis related to a software problem.Dell DiagnosticsCAUTION: Before you begin any of the procedures in this section, follow the safety instructions in theProductInformation Guide.When to Use the Dell ® DiagnosticsIf you experience a problem with your computer, perform the checks in Lockups and Software Problems(see "Lockups and Software Problems" on page 17) and run the Dell Diagnostics before you contact Dellfor technical assistance.It is recommended that you print these procedures before you begin.NOTICE: The Dell Diagnostics works only on Dell™ computers.NOTE: The Drivers and Utilities media is optional and may not ship with your computer.See "System Setup Program" in your User’s Guide 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 the Dell Diagnostics From Your Hard DriveThe Dell Diagnostics is located on a hidden diagnostic utility partition on your hard drive.NOTE: If your computer does not display a screen image, see "Contacting Dell" in your User’s Guide.NOTE: If the computer is connected to a docking device (docked), undock it. See the documentationthat came with your docking device for instructions.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.3 Start the Dell Diagnostics in one of the following two ways:NOTE: If you wait too long and the operating system logo appears, continue to wait until you see theMicrosoft® Windows® desktop; then, shut down your computer and try again.– When the DELL™ logo appears, press immediately. Select Diagnostics from the bootmenu and press .NOTE: Before attempting the following option, the computer must be powered down completely.– Press and hold the key while powering the computer on.NOTE: If you see a message stating that no diagnostics utility partition has been found, run the DellDiagnostics from the Drivers and Utilities media.