62 Advanced Troubleshootingw w w . d e l l . c o m | s u p p o r t . d e l l . c o m4 When the tests are completed, if you are running the Dell Diagnostics from theResourceCD, remove the CD.5 Close the test screen to return to the Main Menu screen. To exit the Dell Diagnosticsand restart the computer, close the Main Menu screen.DriversWhat Is a Driver?A driver is a program that controls a device such as a printer, mouse, or keyboard. All devicesrequire a driver program.A driver acts like a translator between the device and any other programs that use thedevice. Each device has its own set of specialized commands that only its driver recognizes.Dell ships your computer to you with required drivers already installed—no furtherinstallation or configuration is needed.NOTICE: TheDell Dimension ResourceCD may contain drivers for operating systems that are noton your computer. Ensure that you are installing software appropriate for your operating system.Many drivers, such as the keyboard driver, come with your Microsoft ® Windows ® operatingsystem. You may need to install drivers if you:• Upgrade your operating system.• Reinstall your operating system.• Connect or install a new device.Configuration Displays your hardware configuration for the selecteddevice.The Dell Diagnostics obtains configurationinformation for all devices from the system setupprogram, memory, and various internal tests, and itdisplays the information in the device list in the leftpane of the screen. The device list may not display thenames of all the components installed on yourcomputer or all devices attached to your computer.Parameters Allows you to customize the test by changing the testsettings.Tab Function