39Using Support ToolsStarting Dell Diagnostics From Your Hard DriveThe Dell Diagnostics is located on a hiddendiagnostic utility partition on your hard drive.NOTE: If your computer cannot display ascreen image, see “Contacting Dell” onpage 53.Ensure that the computer is connected to an1.electrical outlet that is known to be workingproperly.Turn on (or restart) your computer.2.When the DELL3. ™ logo appears, press immediately. Select Diagnostics from theboot menu and press .NOTE: If you wait too long and the operatingsystem logo appears, continue to wait untilyou see the Microsoft® Windows® desktop;then, shut down your computer and try again.NOTE: If you see a message stating that nodiagnostics utility partition has been found,run the Dell Diagnostics from theDriversand Utilities disc.Press any key to start the Dell Diagnostics4.from the diagnostics utility partition on yourhard drive.Starting Dell Diagnostics From the Drivers andUtilities DiscInsert the1.Drivers and Utilities disc.Shut down and restart the computer.2.When the DELL logo appears, press immediately.NOTE: If you wait too long and theoperating system logo appears, continue towait until you see the Microsoft ® Windows ®desktop; then, shut down your computerand try again.NOTE: The next steps change the bootsequence for one time only. On the nextstart-up, the computer boots according tothe devices specified in the system setupprogram.When the boot device list appears, highlight3.CD/DVD/CD-RW and press .