69Solving ProblemsIf the computer stops responding or a solidblue screen appears —CAUTION: You might lose data if you areunable to perform an operating systemshutdown.If you are unable to get a response bypressing a key on your keyboard, or bymoving your mouse, press the power buttonfor at least 8 to 10 seconds until the computerturns off and then restart your computer.If you have other software problems —• Back up your files immediately.• Use a virus‑scanning program to check thehard drive or CDs.• Save and close any open files or programsand shut down your computer through theStart menu.• Check the software documentation orcontact the software manufacturer fortroubleshooting information:– Ensure that the program is compatiblewith the operating system installed onyour computer.– Ensure that your computer meetsthe minimum hardware requirementsneeded to run the software. Seethe software documentation forinformation.– Ensure that the program is installed andconfigured properly.– Verify that the device drivers do notconflict with the program.– If necessary, uninstall and then reinstallthe program.– Write down any error message that isdisplayed to help in troubleshootingwhen contacting Dell.Downloaded from LpManual.com Manuals