Dell Precision™ Mobile Workstation M20 User's GuideFor a complete list of abbreviations and acronyms, see the Glossary.If you purchased a Dell™ n Series computer, any references in this document to Microsoft® Windows® operating systems are not applicable.Information in this document is subject to change without notice.© 2004–2005 Dell Inc. All rights reserved.Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.Trademarks used in this text: Dell, the DELL logo, Inspiron, Dell Precision, Dimension, OptiPlex, Latitude, Dell TravelLite, PowerEdge, PowerVault, PowerApp, Strikezone, and DellOpenManage are trademarks of Dell Inc.; Intel, Intel SpeedStep, and Pentium are registered trademarks of Intel Corporation; Microsoft, MS-DOS, Outlook, and Windows are registeredtrademarks of Microsoft Corporation; Bluetooth is a registered trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license; ENERGY STAR is a registeredtrademark of the U.S. Environmental Protection Agency. As an ENERGY STAR partner, Dell Inc. has determined that this product meets the ENERGY STAR guidelines for energyefficiency, EMC is the registered trademark of EMC Corporation.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 Inc. disclaims anyproprietary interest in trademarks and trade names other than its own.Model PP11LMarch 2005 P/N W7411 Rev. A01Finding Information Travelling With Your ComputerAbout Your Computer PasswordsUsing Microsoft® Windows® XP Solving ProblemsDell™ QuickSet Features Dell DiagnosticsUsing the Keyboard and Touch Pad Cleaning Your ComputerUsing the Display Reinstalling SoftwareUsing the Module Bay Adding and Replacing PartsUsing CDs, DVDs, and Other Multimedia Using the System Setup ProgramUsing a Battery Alert Standard Format (ASF)Power Management Getting HelpConnecting to a Wireless Local Area Network SpecificationsUsing PC Cards AppendixUsing Smart Cards GlossaryNOTE: 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.NOTE: Some features may not be available for your computer or in certain countries.