Lenovo 20LH Manuals

Manuals and User Guides for Lenovo 20LH. We have 1 Lenovo 20LH manual available for free PDF download: User Manual

Lenovo 20LH User Manual (144 pages)

Brand: Lenovo | Category: Laptop | Size: 6.61 MB

Table of Contents
3
Important Information about Using Your Computer
7
Important Safety Information

7
Chapter 1. Product Overview

19
- Computer Controls, Connectors, and Indicators
  19
  - Front View
    19
  - Left-Side View
    21
  - Right-Side View
    22
  - Bottom View and Rear View
    24
  - Status Indicators
    24
- Important Product Information
  26
- Computer Features
  29
- Computer Specifications
  30
- Operating Environment
  30
- Lenovo Programs
  31
  - Accessing Lenovo Programs
    31
  - An Introduction to Lenovo Programs
    31
Chapter 2. Using Your Computer

33
- Registering Your Computer
  33
- Frequently Asked Questions
  33
- Thinkpad Pen Pro
  34
- Operating Modes
  35
- Using the Multi-Touch Screen
  37
- Using the Special Keys
  39
- Using the Thinkpad Pointing Device
  41
- Power Management
  45
  - Using the Ac Power Adapter
    45
  - Using the Battery
    46
  - Managing the Battery Power
    47
  - Power-Saving Modes
    47
- Cabled Ethernet Connections
  47
- Wireless Connections
  49
- Using Audio Features
  52
- Using the Cameras
  52
- Using a Smart Card
  53
- Using an External Display
  55
- Traveling with Your Computer
  56
- Finding Thinkpad Options
  57
Chapter 3. Accessibility, Ergonomic, and Maintenance Information

59
- Accessibility Information
  59
- Ergonomic Information
  61
- Cleaning and Maintenance
  62
Chapter 4. Security

65
Chapter 5. Advanced Configuration

73
- Installing the Windows 10 Operating System
  73
- Installing Device Drivers
  74
- Using the Thinkpad Setup Program
  74
  - Configuring Thinkpad Setup
    75
  - Changing the Startup Sequence
    75
  - Updating the UEFI BIOS
    76
  - BIOS Menu
    76
- Using System Management
  87
Chapter 6. Troubleshooting Computer Problems

89
- General Tips for Preventing Problems
  89
- Diagnosing Problems with Lenovo Companion
  89
- Troubleshooting
  90
  - Computer Stops Responding
    90
  - Spills on the Keyboard
    90
  - Error Messages
    91
  - Beep Errors
    92
  - Memory Module Problems
    93
  - Ethernet Problems
    94
  - Wireless-LAN Problem
    95
  - Wireless-WAN Problem
    95
  - Bluetooth Problem
    95
  - Thinkpad Pointing Device Problems
    95
  - Keyboard Problems
    96
  - Computer Screen Problems
    96
  - External Monitor Problems
    98
  - Audio Problems
    99
  - Fingerprint Reader Problems
    101
  - Battery Problems
    101
  - Ac Power Adapter Problem
    101
  - Power Problems
    102
  - Power Button Problem
    102
  - Boot Problems
    102
  - Sleep and Hibernation Problems
    103
  - Hard Disk Drive Problems
    104
  - Solid-State Drive Problem
    104
  - Thinkpad Pen Pro Problem
    104
  - Software Problem
    104
  - USB Problem
    105
Chapter 7. Recovery Information

107
Chapter 8. Replacing Devices

109
- Customer Replaceable Units
  109
- Static Electricity Prevention
  109
- Disabling the Built-In Battery
  110
- Replacing the Nano SIM Card
  110
- Replacing the Base Cover Assembly
  111
- Replacing the Wireless-WAN Card
  112
- Replacing the M.2 Solid-State Drive
  114
- Replacing the Coin-Cell Battery
  115
Chapter 9. Getting Support

117
- Before You Contact Lenovo
  117
- Getting Help and Service
  117
  - Lenovo Support Web Site
    118
  - Calling Lenovo
    118
- Purchasing Additional Services
  119
Appendix A. Supplemental Information about the Ubuntu Operating System

121
Appendix B. Regulatory Information

123
Appendix C. WEEE and Recycling Statements

129
Appendix D. Restriction of Hazardous Substances (Rohs) Directive

133
Appendix E. ENERGY STAR Model Information

137
Appendix F. Notices

139
Appendix G. Trademarks

141

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Lenovo 20LH Manuals

Lenovo 20LH User Manual (144 pages)

Table of Contents

Important Safety Information

Chapter 1. Product Overview

Chapter 2. Using Your Computer

Chapter 3. Accessibility, Ergonomic, and Maintenance Information

Chapter 4. Security

Chapter 5. Advanced Configuration

Chapter 6. Troubleshooting Computer Problems

Chapter 7. Recovery Information

Chapter 8. Replacing Devices

Chapter 9. Getting Support

Appendix A. Supplemental Information about the Ubuntu Operating System

Appendix B. Regulatory Information

Appendix C. WEEE and Recycling Statements

Appendix D. Restriction of Hazardous Substances (Rohs) Directive

Appendix E. ENERGY STAR Model Information

Appendix F. Notices

Appendix G. Trademarks

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