Dell Precision M40 Manual

Dell Laptop Precision M40

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DellPrecision™MobileWorkstationM40User'sGuide

Model PP01X

Notes, Notices, and Cautions

Information in this document is subject to change without notice.

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

Trademarks used in this text: Dell, Dimension, Dell Precision, Latitude, Inspiron, OptiPlex, ExpressCharge, HyperCool, DellWare, TrueMobile, DellNet, and AccessDirect are

trademarksofDellComputerCorporation;Microsoft, Windows, and MS-DOS are registered trademarks of Microsoft Corporation; 3Com is a registered trademark of 3Com

Corporation; Intel and Pentium are registered trademarks of Intel Corporation; Quadro2 Go is a trademark of NVIDIA Corporation; ENERGY STAR is a registered trademark of

the U.S. Environmental Protection Agency. As an ENERGY STAR partner, Dell 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 disclaims any proprietary

interest in trademarks and trade names other than its own.

The following product notice applies to the Macrovision Corporation product that is included with the DVD drive:

This product incorporates copyright protection technology that is protected by method claims of certain U.S. patents and other intellectual property rights owned by

Macrovision Corporation and other rights owners. Use of this copyright protection technology must be authorized by Macrovision Corporation, and is intended for home and

other limited viewing uses only unless otherwise authorized by Macrovision Corporation. Reverse engineering or disassembly is prohibited.

September 2001 1K409 A00

About Your Computer

What You Need to Know

Features and Options

Front View

Setup and Operation

Using Your Computer

Connecting Devices

Passwords and Security

Traveling With Your Computer

Removing and Replacing Parts

Powering Your Computer

AC Adapter and Battery

Conserving Power

Using the System Setup Program

Reinstalling Software

Solving Problems

Finding Solutions

DellDiagnostics

Understanding Error Messages

Getting Help

Help Overview

Contacting Dell

Technical Specifications

Additional Information

Regulatory Notices

Warranty and Return Policy

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.

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ACAdapterandBattery:DellPrecision™MobileWorkstationM40User'sGuide

About the AC Adapter

lYou can connect the AC adapter with your computer either turned on or off.

lThe AC adapter works with electrical outlets worldwide. However, power connectors vary among countries. Before you use AC power in a

foreign country, you may need to obtain a new power cable designed for use in that country.

lIf the computer is connected to a Dell docking device, you can run the computer on AC power by connecting the AC adapter to the docking

device.

NOTICE:ToavoidoverheatingtheACadapterwhenpoweringthecomputerorchargingthebattery,usetheACadapterina

ventilated area, such as on a desktop or on the floor. Do not use the AC adapter in a poorly ventilated environment, such as inside a

carrying case.

Connecting the AC Adapter

About the Batteries

lA partially charged lithium-ionbatterycomesstandardinthebatterybay,andprovidespowerwhenanelectricaloutletisnotavailable.Dell

recommends that you charge your battery to full capacity before using it to power the computer. For information on conserving battery power,

see "Conserving Power."

lToincreasebatterylife,installasecondbatteryinthemodularbay.

lWith a single fully charged, 8- - -cell lithium ion battery, you can expect about 2–4 hours of battery life; with two fully charged lithium ion batteries,