Lenovo ThinkPad R50 English - Service and troubleshooting guide for ThinkPad R - Page 9

Contents, Appendix B. Wireless related information - wireless switch

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Contents Important notice for users iii Important regulatory notice for users . . . . iii Information about hard disk capacity. . . . iii Finding information with Access IBM . . . v Chapter 1. Overview of your new ThinkPad computer 1 Your ThinkPad at a glance 2 Features 3 Specifications 5 Caring for your ThinkPad computer . . . . 6 Chapter 2. Solving computer problems . . 11 Diagnosing problems 12 Troubleshooting 12 Error messages 12 Errors without messages 17 A password problem 18 A power switch problem 19 Keyboard problems 19 UltraNav problems 20 Standby or hibernation problems . . . . 21 Computer screen problems 23 Battery problems 24 Hard disk drive problems 25 A startup problem 26 Other problems 27 Starting IBM BIOS Setup Utility . . . . . 30 Recovering pre-installed software . . . . . 31 Upgrading the hard disk drive 32 Replacing the battery 35 Chapter 3. Getting help and service from IBM 37 Getting help and service 38 Getting help on the Web 38 Calling IBM 38 Getting help around the world 41 Appendix A. Important safety instructions 43 Laser compliance statement 47 Appendix B. Wireless related information 49 Wireless interoperability 49 Usage environment and your health . . . . 49 Authorized Operation Within the United States and Canada 50 Enabling Extended Channel Mode . . . . 51 Appendix C. Warranty information . . . . 53 Warranty service and support 53 Before you call for service 53 Calling for service 54 IBM Statement of Limited Warranty Z125-4753-07 11/2002 55 Part 1 - General Terms 55 Part 2 - Country-unique Terms . . . . . 58 Part 3 - Warranty Information . . . . . 70 Guarantee supplement for Mexico . . . 73 Appendix D. Notices 75 Processing date data 75 References to the Web site addresses . . . . 76 Electronic emission notices 76 Product notice requirements 77 Environmental notices for Japan . . . . . 77 Trademarks 79 Index 93 © Copyright IBM Corp. 2003 vii

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Contents
Important notice for users
.
.
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iii
Important regulatory notice for users
.
.
.
.
iii
Information about hard disk capacity
.
.
.
.
iii
Finding information with Access IBM .
.
.v
Chapter 1. Overview of your new ThinkPad
computer
.
.
.
.
.
.
.
.
.
.
.
.
.
1
Your ThinkPad at a glance
.
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2
Features
.
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3
Specifications
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5
Caring for your ThinkPad computer
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6
Chapter 2. Solving computer problems .
. 11
Diagnosing problems
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12
Troubleshooting
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12
Error messages
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12
Errors without messages
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17
A password problem
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18
A power switch problem
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19
Keyboard problems
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19
UltraNav problems
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20
Standby or hibernation problems
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21
Computer screen problems
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23
Battery problems
.
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24
Hard disk drive problems
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25
A startup problem
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26
Other problems
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27
Starting IBM BIOS Setup Utility
.
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.
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30
Recovering pre-installed software
.
.
.
.
.
31
Upgrading the hard disk drive
.
.
.
.
.
.
32
Replacing the battery
.
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.
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35
Chapter 3. Getting help and service from
IBM
.
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37
Getting help and service
.
.
.
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38
Getting help on the Web
.
.
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.
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.
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38
Calling IBM
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.
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.
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.
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38
Getting help around the world
.
.
.
.
.
.
41
Appendix A. Important safety instructions
43
Laser compliance statement
.
.
.
.
.
.
.
47
Appendix B. Wireless related information
49
Wireless interoperability
.
.
.
.
.
.
.
.
49
Usage environment and your health
.
.
.
.
49
Authorized Operation Within the United
States and Canada
.
.
.
.
.
.
.
.
.
.
50
Enabling Extended Channel Mode
.
.
.
.
51
Appendix C. Warranty information
.
.
.
.
53
Warranty service and support
.
.
.
.
.
.
53
Before you call for service
.
.
.
.
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.
53
Calling for service
.
.
.
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.
.
.
.
.
54
IBM Statement of Limited Warranty
Z125-4753-07 11/2002
.
.
.
.
.
.
.
.
.
55
Part 1 - General Terms
.
.
.
.
.
.
.
55
Part 2 - Country-unique Terms
.
.
.
.
.
58
Part 3 - Warranty Information
.
.
.
.
.
70
Guarantee supplement for Mexico
.
.
. 73
Appendix D. Notices
.
.
.
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.
75
Processing date data
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.
.
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.
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75
References to the Web site addresses
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76
Electronic emission notices
.
.
.
.
.
.
.
76
Product notice requirements
.
.
.
.
.
.
77
Environmental notices for Japan
.
.
.
.
.
77
Trademarks
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.
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79
Index
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93
© Copyright IBM Corp. 2003
vii