Dell Precision™ Mobile Workstation M40 Service ManualBefore You BeginPreparing to Work Inside the ComputerRecommended ToolsScrew IdentificationRemoving and Replacing PartsSystem ComponentsHard DriveFixed Optical DriveMemory ModuleMini PCI Card AssemblyKeyboard AssemblyDisplay and Bezel AssembliesMicroprocessor Thermal Cooling AssemblyMicroprocessor ModuleVideo Graphics BoardPalmrest AssemblyReserve BatterySystem Board AssemblyBattery and Modular Bay Latch AssembliesBattery Charger BoardLED BoardFan AssemblyRJ-11/RJ-45 BoardNotes, Notices, and CautionsInformation in this document is subject to change without notice. © 2001 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, and Dell Precision are trademarks of Dell Computer 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 Computer Corporationdisclaims any proprietary interest in trademarks and trade names other than its own.September 2001NOTE: 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.