112 Running the System DiagnosticsRunning the System DiagnosticsThe system diagnostics is run from the utility partition on your hard drive.NOTICE: Use the system diagnostics to test only your system. Using this program with other systems may causeinvalid results or error messages. In addition, use only the program that came with your system (or an updatedversion of that program).1 As the system boots, press during POST.2 From the utility partition main menu, select Run System Diagnostics, or select Run MemoryDiagnostics if you are troubleshooting memory.When you start the system diagnostics, a message is displayed stating that the diagnostics are initializing. Next,the Diagnostics menu appears. The menu allows you to run all or specific diagnostics tests or to exit the systemdiagnostics.NOTE: Before you read the rest of this section, start the system diagnostics so that you can see the utility on yourscreen.System Diagnostics Testing OptionsClick the testing option in the Main Menu window. Table 5-1 provides a brief explanation of testing options.Using the Custom Test OptionsWhen you select Custom Test in the Main Menu window, the Customize window appears and allows you toselect the device(s) to be tested, select specific options for testing, and view the test results.Selecting Devices for TestingThe left side of the Customize window lists devices that can be tested. Devices are grouped by device type orby module, depending on the option you select. Click the (+) next to a device or module to view its components.Click (+) on any component to view the tests that are available. Clicking a device, rather than its components,selects all of the components of the device for testing.Table 5-1. System Diagnostics Testing OptionsTesting Option FunctionExpress Test Performs a quick check of the system. This option runs device tests thatdo not require user interaction. Use this option to quickly identify thesource of your problem.Extended Test Performs a more thorough check of the system. This test can take an houror longer.Custom Test Tests a particular device.Information Displays test results.