44 Quick Reference Guide10 After all tests have completed, close the test window to return to the DellDiagnostics Main Menu.11 Remove the Drivers and Utilities disc, then close the Main Menu windowto exit the Dell Diagnostics and restart the computer.Dell Diagnostics Main MenuThe following tests can be run from the Dell Diagnostics Main Menu:For any problem encountered during a test, a message appears with an errorcode and a description of the problem. Write down the error code andproblem description exactly as it appears and follow the instructions on thescreen. If you cannot resolve the problem, contact Dell (see "Contacting Dell"in your User’s Guide).NOTE: The Service Tag for your computer is located at the top of each test screen.When contacting Dell support, have your Service Tag ready.Option FunctionExpress Test Performs a quick test of system devices. The test typicallytakes 10 to 20 minutes and requires no interaction on yourpart. Run Express Test first to increase the possibility oftracing the problem quickly.Extended Test Performs a thorough check of system devices. The testtypically takes an hour or more and periodically requiresyour input to answer specific questions.Custom Test Tests a specific device in the system and can be used tocustomize the tests you want to run.Symptom Tree Lists a number of common symptoms and allows you toselect a test based on the symptom of the problem you arehaving.