14 About Your C omput erw w w . d e l l . c o m | s u p p o r t . d e l l . c o mFinding Information and AssistanceThe following table lists the resources that Dell provides as support tools.Additional resources may be shipped with your computer system.Resources Contents Using the ResourceDell OptiPlex ResourceCD• Dell Diagnostics• Drivers• Utilities• Computer and devicedocumentationFrom the main menu on the ResourceCD that wasshipped with your computer, use the pull-down menu tomake selections appropriate for your computer. You canperform the following tasks:• Diagnose a problem• Install or reinstall drivers• Obtain information on your computer and devicesNOTE: User documentation and drivers are alreadyinstalled on your computer when shipped from Dell. Youcan use this CD to access documentation, reinstall drivers,or run diagnostics tools. You must boot your computerfrom this CD to run the diagnostics, which may requirechanging your computer’s boot sequence (see Changingthe Boot Sequence).Setup and Quick ReferenceGuide• Getting started/setup• Support tools• Solving Problems• Warranty informationRead the Setup and Quick Reference Guide forinformation on the following:• Setting up your computer• Finding and using support resources• Diagnosing a problem• Using tools and utilitiesService and RegistrationLabels—located on the frontor side of your Dell™computer.• Express Service Code andService Tag Number• Product Key (also called theProduct ID or Certificate ofAuthenticity [COA])The Express Service Code and Service Tag Number areunique identifiers for your Dell computer.You may need the Product Key (or Product ID) number tocomplete the operating system setup.