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.

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. © 2007–2008 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, OptiPlex, TravelLite, OpenManage, and StrikeZone are trademarks of Dell Inc.; Intel, SpeedStep, and Celeron are registered trademarks and Core and vPro are trademarks of Intel Corporation in the U.S and other countries; Microsoft, MS-DOS, Windows, Windows Vista, and the Windows Start button are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries; Bluetooth is a trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license. ENERGY STAR is a registered trademark 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 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 Inc. disclaims any proprietary interest in trademarks and trade names other than its own.

Models: DCTR, DCNE, DCSM, and DCC

September 2009

P/N JN460

Rev. A03

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Dell 755 manual September JN460