About CautionsCAUTION: A CAUTION indicates a potential for property damage, personal injury, or death.SAS/RAID Controller InstallationCAUTION: Any installation that requires removal of the system cover is intended solely to be performedby trained service technicians. See your Product Information Guide for complete information about safetyprecautions, working inside the computer, and protecting against electrostatic discharge.For complete instructions on installing the PCI fan module and the SAS/RAID controller expansion cardcontained in this kit, see the “Installing System Components” section of the Hardware Owner’s Manualincluded on the CDs that shipped with your system. You can also view your system’s Hardware Owner’sManual on the Dell Support website at support.dell.com.NOTICE: The PCI fan assembly included in this kit must be installed with the SAS/RAID controller to ensure propersystem cooling. Operating your system with the controller installed but without the fan assembly could result inyour system overheating and shutting down unexpectedly.NOTE: Depending on the system you are upgrading, you may need to remove the existing PCI wall panel insidethe system before installing the PCI fan assembly contained in this kit. Although not specifically described inthe Hardware Owner’s Manual, the procedure is the same as removing an existing PCI fan assembly.____________________Information in this document is subject to change without notice.© 2006 Dell Inc. All rights reserved. Printed in the U.S.A.Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.Trademarks used in this text: Dell and the DELL logo are trademarks of Dell Inc.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.September 2006