Contents

Important safety information . . . .

.

. v

For ThinkPad T41/41p Series computer .

. 36

Conditions that require immediate action

.

. v

For other ThinkPad T40 Series computer

 

37

General safety guidelines

.

. vi

Upgrading the hard disk drive

.

38

Service

.

. vi

Replacing the battery

.

40

Power cords and power adapters . . . . vii

 

 

 

Extension cords and related devices . .

 

. viii

Chapter 3. Getting help and service . .

.

43

Plugs and outlets

 

. viii

Getting help and service

.

44

Batteries

 

. viii

Getting help on the Web

.

44

Heat and product ventilation . . .

.

. ix

Calling the Customer Support Center . .

. 44

CD and DVD drive safety

.

. x

Getting help around the world

. 46

Additional safety information . . . .

.

. x

 

 

 

Laser compliance statement . . . .

 

. xiv

Appendix A. Wireless related information

 

47

Important notice for users

. xvii

Wireless interoperability

.

47

Usage environment and your health . . .

. 47

Important regulatory notice for users . .

. xvii

Authorized Operation Within the United

 

 

Information about hard disk capacity . .

. xvii

States and Canada

.

48

Finding information with Access IBM .

 

. xix

Enabling Extended Channel Mode . . .

. 49

 

 

 

 

 

 

 

 

Appendix B. Warranty information . . .

. 51

Chapter 1. Overview of your new ThinkPad

 

Lenovo Statement of Limited Warranty . .

. 51

computer

.

.

1

Part 1 - General Terms

.

51

Your ThinkPad at a glance

.

. 2

Part 2 - Country-unique Terms . . . .

. 55

Features

.

.

3

Part 3 - Warranty Information . . . .

.

69

Specifications

.

.

5

Guarantee supplement for Mexico . .

.

75

Caring for your ThinkPad computer . .

.

. 6

 

 

 

 

 

 

 

Appendix C. Customer Replaceable Units

 

 

Chapter 2. Solving computer problems .

. 11

(CRUs)

.

77

Diagnosing problems

.

.

12

 

 

 

Troubleshooting

.

.

12

Appendix D. Notices

.

79

Error messages

.

.

12

Notices. . . . . . . . . . . . . . 79

Errors without messages

.

.

17

Television output notice

.

80

A password problem

.

.

19

Electronic emissions notices

.

80

A power switch problem

.

. 19

Federal Communications Commission

 

 

Keyboard problems

.

. 19

(FCC) Declaration of Conformity . . .

. 80

UltraNav problems

.

. 20

Industry Canada Class B emission

 

 

Standby or hibernation problems . .

.

.

21

compliance statement

.

81

Computer screen problems . . . .

.

. 25

European Union EMC Directive

 

 

Battery problems

.

.

27

conformance statement

.

81

Hard disk drive problems . . . .

.

. 28

Environmental notices for Japan . . . .

. 82

A startup problem

.

.

28

IBM Lotus Software Offer

.

83

Fingerprint authentication problems .

.

.

30

Trademarks

.

85

Other problems

.

.

31

 

 

 

Starting BIOS Setup Utility

.

.

35

Index

.

87

Recovering pre-installed software . . .

.

.

36

 

 

 

© Lenovo 2005. Portions © IBM Corp. 2005.

iii

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Lenovo T40 manual Contents

T40 specifications

The Lenovo ThinkPad T40 is a highly regarded laptop that has made a significant impact in the business and personal computing markets since its release in the early 2000s. Known for its durability, performance, and practicality, the T40 is a part of the ThinkPad series, which has a storied history of meeting the demands of professionals and everyday users alike.

One of the standout features of the T40 is its robust design. The laptop features a magnesium alloy casing that provides superior protection against everyday wear and tear. This durability is complemented by its spill-resistant keyboard, which is designed to protect the internal components from accidental liquid spills, a common concern for mobile users.

At the heart of the T40 is an Intel Pentium M processor, which was built to deliver excellent performance while being energy efficient. This was particularly advantageous for users who needed to work on the go, as it allowed for better battery life compared to traditional desktop CPUs. The T40 offers a variety of processor options, ranging from the 1.3 GHz to the 1.6 GHz Pentium M processor, each delivering a good balance of speed and efficiency.

The display is another key characteristic of the T40, featuring a 14.1-inch screen with options for both 1024x768 and higher resolutions. The LCD panel provides good color reproduction and clarity, making it suitable for both office tasks and multimedia consumption. Additionally, the T40 has a built-in trackpoint and a touchpad, offering users multiple input methods for flexibility in navigation.

For connectivity, the T40 is equipped with a range of ports, including USB 2.0, Ethernet, and a PC Card slot, allowing for easy connection to various peripherals and networks. It also supports Wi-Fi, providing users with the ability to connect to wireless networks seamlessly.

Storage options for the T40 include both traditional hard drives and, in some models, solid-state drives, which offer faster data access speeds and improved reliability. The laptop supports a maximum of 2GB of RAM, which, while modest by today’s standards, was sufficient for most business applications during its time.

In summary, the Lenovo ThinkPad T40 is a remarkable combination of durability, performance, and practicality. Its well-rounded features, from its reliable processors to its sturdy build quality, have solidified its place as a respected choice among portable laptops for professionals and casual users alike. Despite being an older model, its legacy continues to be appreciated for the standards it set in mobile computing.