Dell™ OptiPlex™ GX240 Systems User's Guide

CAUTION: Safety Instructions

About Your Computer

Finding Information and Assistance

Front Panel

Back Panel

Inside Your Computer

Advanced Features

LegacySelect Technology Control

Manageability

Security

Password Protection

Computer Settings

Additional System Setup Options

Jumper Settings

Software Installation and Configuration

Installing Upgrades

Computer Cover

Expansion Cards

Expansion-Card Cage (Small Desktop Computer Only)

TAPI

Memory

Microprocessor

Front Panel Inserts

Internal Drives

Hard Drives

Floppy Drives

CD/DVD Drives

Battery

Stand

Removing the Computer Stand

Attaching the Computer Stand

Technical Specifications

Solving Problems

Finding Solutions

Dell Diagnostics

Messages and Codes

Software Problems

Getting Help

Technical Assistance

Problems With Your Order

Product Information

Returning Items for Warranty Repair or Credit

Before You Call

Contacting Dell

Additional Information

Regulatory Notices

Warranty and Return Policy

Ergonomic Computing Habits

Microsoft® Windows® XP Features

Overview

New User Interface

Files and Settings Transfer Wizard

Application and Device Compatibility

System Restore

User Accounts and Fast User Switching

Home and Small Office Networking

Internet Connection Firewall

Notes, Notices, and Cautions

NOTE: A NOTE indicates important information that helps you make better use of your computer.

NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

CAUTION: A CAUTION indicates a potential for property damage, personal injury, or death.

Abbreviations and Acronyms

For a complete list of abbreviations and acronyms, see the "Glossary."

Information in this document is subject to change without notice.
© 2001–2002 Dell Computer Corporation. All rights reserved.

Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly forbidden.

Trademarks used in this text: Dell, the DELL logo, OptiPlex, and Dell OpenManage are trademarks of Dell Computer Corporation; Intel and Pentium are registered trademarks of Intel Corporation; Microsoft, Windows NT, MS-DOS, and Windows are registered trademarks of Microsoft Corporation; 3Com is a registered trademark of 3Com Corporation; IBM is a registered trademark of International Business Machines Corporation; NetWare and Novell are registered trademarks of Novell, Inc. As an ENERGY STAR partner, Dell Computer Corporation has determined that this product meets the ENERGY STAR guidelines for energy efficiency.

Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Computer Corporation disclaims any proprietary interest in trademarks and trade names other than its own.

Models: DHS, DHP, and DHM

September 2002 4G172 Rev. A04