Dell OptiPlex GX240: About This Guide Finding Information and Assistance Resources and Support Tools Resource Contents Using the Resource

About This Guide

This document contains solving problems and safety and regulatory

information about your Dell™ OptiPlex™ computer.

To obtain the latest versions of the documents on your hard drive, go to the

Dell support website at http://support.dell.com.

Regulatory model numbers appear throughout this document; their chassis

type equivalents are shown below:

Regulatory Model Numbers and Chassis Types

DHS = small desktop (SD) chassis

DHP = small form-factor (SF) chassis

DHM = small mini-tower (SMT) chassis

Finding Information and Assistance

Resources and Support Tools

Resource Contents Using the Resource

Dell OptiPlex ResourceCD

See the main menu on the ResourceCD that was shipped

•Dell Diagnostics

with your computer. Use the pull-down menu to make

selections appropriate for your computer. You can perform

•Drivers

the following tasks:

• Utilities

• Diagnose a problem

•Computer and device

• Install or reinstall drivers

documentation

• Obtain information on your computer and devices

NOTE: User documentation and drivers are already

installed on your computer when shipped from Dell. You

can use this CD to access documentation, reinstall drivers,

or run diagnostics tools.

Service and Registration

The Express Service Code and Service Tag Number are

Labels—located on the front or

unique identifiers for your Dell computer.

side of your Dell computer.

You may need the Product Key (or Product ID) number to

• Express Service Code and

complete the operating system setup.

Service Tag Number

• Product Key (also called the

Product ID or Certificate of

Authenticity [COA])

Setup and Quick Reference Guide 5