System Infor mation Guide 258 If a problem is encountered during a test, a message appears, displaying the error codeand a description of the problem. Write down the error code and problem descriptionand follow the instructions on the screen. If you cannot resolve the error condition,contact Dell (see "Getting Help" in your User’s Guide for the appropriate contactinformation).9 If you run a test from the Custom Test or Symptom Tree option, click the applicabletab described in the following table for more information.10 When you have finished running a test, close the screen to return to the Main Menuscreen. To exit the Dell Diagnostics and reboot the computer, close the Main Menuscreen.Option FunctionExpress Test Performs a quick test of devices. The test typically takes 10 to 20 minutesand requires no interaction on your part. Run Express Test first to increasethe possibility of tracing the problem quickly.Extended Test Performs a thorough check of devices. The test typically takes 1 hour ormore and requires you to answer questions periodically.Custom Test Tests a specific device. You can customize the tests to be run.Symptom Tree Allows you to select tests based on a symptom of the problem you areexperiencing. The option lists the most common symptoms.Tab FunctionResults Displays the results of the test and any error conditions encountered.Errors Displays error conditions encountered, error codes, and problemdescription.Help Describes the test and may indicate requirements for running the test.Configuration Displays your hardware configuration for the selected device.The Dell Diagnostics obtains your configuration information for all devicesfrom the system setup program, memory, and various internal tests anddisplays the information in the device list in the left pane of the screen.The device list may not display the names of all the components installedon your computer or all devices attached to your computer.Parameters Allows you to customize the test by changing the test settings.