Lenovo 20JG 2nd Gen Laptop Manuals

Manuals and User Guides for Lenovo 20JG 2nd Gen Laptop. We have 2 Lenovo 20JG 2nd Gen Laptop manuals available for free PDF download: User Manual, Hardware Maintenance Manual

Lenovo 20JG User Manual (150 pages)

Machine Types: 20JD, 20JE, 20JF, and 20JG

Brand: Lenovo | Category: Laptop | Size: 5.33 MB

Table of Contents
3
Important Information about Using Your Computer
7
Important Safety Information
7
Read this First
7
Conditions that Require Immediate Action
9
Service and Upgrades
9
Power Cords and Power Adapters
10
Extension Cords and Related Devices
11
Plugs and Outlets
11
Power Supply Statement
11
External Devices
12
General Battery Notice
12
Heat and Product Ventilation
13
Notice for Built-In Rechargeable Battery
13
Notice for Non-Rechargeable Coin-Cell Battery
13
Electrical Current Safety Information
14
Laser Safety Information
15
Liquid Crystal Display (LCD) Notice
15
Using Headphones or Earphones
15
Choking Hazard Notice
16
Glass Parts Notice
16
Plastic Bag Notice
16
Chapter 1. Product Overview

17
- Computer Controls, Connectors, and Indicators
  17
- Front View
  17
- Left-Side View
  19
- Right-Side View
  20
- Rear View
  21
- Bottom View
  23
- Status Indicators
  23
- Important Product Information Labels
  25
- Machine Type and Model Label
  25
- FCC ID and IC Certification Number
  26
- Labels for the Windows Operating Systems
  27
- Computer Features
  28
- Computer Specifications
  29
- Operating Environment
  29
- Lenovo Programs
  30
- Accessing Lenovo Programs
  30
- An Introduction to Lenovo Programs
  30
Chapter 2. Using Your Computer

33
- Registering Your Computer
  33
- Frequently Asked Questions
  33
- Thinkpad Pen Pro
  34
- Operating Modes
  36
- Using the Multi-Touch Screen
  38
- Using the Special Keys
  39
- Using the Thinkpad Pointing Device
  41
- Thinkpad Pointing Device Overview
  41
- Using the Trackpoint Pointing Device
  42
- Using the Trackpad
  43
- Using the Trackpad Touch Gestures
  44
- Customizing the Thinkpad Pointing Device
  45
- Replacing the Cap on the Pointing Stick
  45
- Power Management
  46
- Using the Ac Power Adapter
  46
- Using the Battery
  46
- Managing the Battery Power
  47
- Power-Saving Modes
  47
- Cabled Ethernet Connections
  48
- Wireless Connections
  49
- Using the Wireless-LAN Connection
  49
- Using the Wireless-WAN Connection
  50
- Using the Bluetooth Connection
  50
- Using the NFC Devices
  51
- Using the Airplane Mode
  52
- Using the Camera
  52
- Using an External Display
  53
- Traveling with Your Computer
  54
Chapter 3. Enhancing Your Computer

57
Chapter 4. Accessibility, Ergonomic, and Maintenance Information

63
- Accessibility Information
  63
- Ergonomic Information
  65
- Cleaning and Maintenance
  66
Chapter 5. Security

69
Chapter 6. Advanced Configuration

77
- Installing the Windows 10 Operating System
  77
- Installing Device Drivers
  77
- Using the Thinkpad Setup Program
  78
- Configuring Thinkpad Setup
  78
- Changing the Startup Sequence
  79
- Updating the UEFI BIOS
  79
- BIOS Menu
  80
- Using System Management
  90
Chapter 7. Troubleshooting Computer Problems

93
- General Tips for Preventing Problems
  93
- Diagnosing Problems with Lenovo Companion
  93
- Troubleshooting
  94
- Computer Stops Responding
  94
- Spills on the Keyboard
  94
- Error Messages
  94
- Beep Errors
  96
- Ethernet Problems
  97
- Wireless-LAN Problem
  98
- A Wireless-WAN Problem
  98
- Bluetooth Problem
  98
- Thinkpad Pointing Device Problems
  99
- Keyboard Problems
  99
- Computer Screen Problems
  100
- External Monitor Problems
  102
- Audio Problems
  103
- Fingerprint Reader Problems
  104
- Battery Problems
  104
- Power Adapter Problem
  104
- Power Problems
  105
- Power Button Problem
  105
- Boot Problems
  105
- Sleep and Hibernation Problems
  105
- Thinkpad Pen Pro Problem
  106
- Software Problem
  106
- USB Problem
  107
Chapter 8. Recovery Information

109
Chapter 9. Replacing Devices

111
- Static Electricity Prevention
  111
- Disabling the Built-In Battery
  111
- Replacing the Micro SIM Card
  112
- Replacing the Base Cover Assembly
  112
- Replacing the Wireless-WAN Card
  113
- Replacing the M.2 Solid-State Drive
  115
- Replacing the Coin-Cell Battery
  117
- Replacing the Speaker Assembly
  118
- Replacing the Power Button Card
  120
Chapter 10. Getting Support

123
- Before You Contact Lenovo
  123
- Getting Help and Service
  123
- Using Diagnostic Programs
  124
- Lenovo Support Web Site
  124
- Calling Lenovo
  124
- Purchasing Additional Services
  125
Appendix A. Supplemental Information about the Ubuntu Operating System

127
Appendix B. Regulatory Information

129
Appendix C. WEEE and Recycling Statements

135
Appendix D. Restriction of Hazardous Substances (Rohs) Directive

139
Appendix E. ENERGY STAR Model Information

143
Appendix F. Notices

145
Appendix G. Trademarks

147

Lenovo 20JG Hardware Maintenance Manual (104 pages)

Brand: Lenovo | Category: Laptop | Size: 70.74 MB

Table of Contents
3
About this Manual
5
Chapter 1. Safety Information

7
Chapter 2. Important Service Information

27
Chapter 3. General Checkout

31
- What to Do First
  31
- Checkout Guide
  32
- Lenovo Companion
  32
- Quick Test Programs
  32
- UEFI Diagnostic Program
  33
- Bootable Diagnostic Programs
  33
- Power System Checkout
  34
- Checking the Ac Power Adapter
  34
- Checking the Battery and Operational Charging
  34
- Checking the Coin-Cell Battery
  35
Chapter 4. Related Service Information

37
- Recovery Information
  37
- Resetting Your Computer
  37
- Using Advanced Startup Options
  37
- Recovering Your Operating System if Windows 10 Fails to Start
  37
- Creating and Using a Recovery USB Drive
  38
- Passwords
  39
- Power-On Password
  39
- Hard Disk Password
  39
- Supervisor Password
  39
- How to Remove the Power-On Password
  40
- How to Remove the Hard Disk Password
  40
- Power Management
  41
- Sleep Mode
  41
- Hibernation Mode
  41
- Symptom-To-FRU Index
  42
- Numeric Error Codes
  42
- Error Messages
  43
- Beep Symptoms
  44
- No-Beep Symptoms
  45
- LCD-Related Symptoms
  45
- Intermittent Problems
  46
- Undetermined Problems
  46
Chapter 5. YOGA Modes

47
Chapter 6. Locations

49
- Locating Computer Controls, Connectors, and Indicators
  49
- Front View
  49
- Left-Side View
  50
- Right-Side View
  50
- Rear View
  50
- Bottom View
  51
- Status Indicators
  51
- Locating Frus and Crus
  52
- Major Frus
  54
- LCD Frus
  56
- Miscellaneous Parts and Other Frus
  57
- Connector and Cable Guide
  58
- Looking up FRU Information
  61
Chapter 7. FRU Replacement Notices

63
- Common Service Tools
  63
- Screw Notices
  63
- Sensor Calibration
  64
- Retaining Serial Numbers
  65
- Restoring the Serial Number of the System Unit
  65
- Retaining the UUID
  66
- Reading or Writing the ECA Information
  66
Chapter 8. Removing or Replacing a FRU

69
- General Guidelines
  69
- Before Servicing the Computer
  70
- Removing External Devices
  70
- Disabling the Built-In Battery
  70
- Removing the Micro SIM Card
  70
- Removing Thinkpad Pen Pro
  70
- Removing a Major FRU
  71
- 1010 Base Cover Assembly
  71
- 1020 M.2 Ssd
  72
- 1030 WLAN Card
  73
- 1040 WWAN Card
  74
- 1050 Coin-Cell Battery
  75
- 1060 Thermal Fan Assembly
  76
- 1070 Speaker Assembly
  77
- 1080 Battery
  79
- 1090 Power Button Card and Power-Button-Card Cable
  80
- 1100 Fingerprint Reader Assembly and Fingerprint Reader Cable
  81
- 1110 Trackpad Cable, Trackpad Support Bracket, and Trackpad Assembly
  83
- 1120 NFC Module, NFC Cable, and NFC Antenna
  84
- 1130 Pen Charger
  85
- 1140 System Board Assembly
  85
- 1150 LCD Unit
  88
- Removing an LCD FRU
  89
- 2010 Stripe Cover
  89
- 2020 LCD Panel Assembly and LCD Cable
  90
- 2030 Camera/Microphone Card and Sensor Card
  93
- 2040 Hinges
  95
- 2050 Wigig Cable and Antenna Kit
  96
- 2060 LED Cable Assembly
  99
Appendix A. Notices

101

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Lenovo 20JG 2nd Gen Laptop Manuals

Lenovo 20JG User Manual (150 pages)

Table of Contents

Chapter 1. Product Overview

Chapter 2. Using Your Computer

Chapter 3. Enhancing Your Computer

Chapter 4. Accessibility, Ergonomic, and Maintenance Information

Chapter 5. Security

Chapter 6. Advanced Configuration

Chapter 7. Troubleshooting Computer Problems

Chapter 8. Recovery Information

Chapter 9. Replacing Devices

Chapter 10. 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

Lenovo 20JG Hardware Maintenance Manual (104 pages)

Table of Contents

Chapter 1. Safety Information

Chapter 2. Important Service Information

Chapter 3. General Checkout

Chapter 4. Related Service Information

Chapter 5. YOGA Modes

Chapter 6. Locations

Chapter 7. FRU Replacement Notices

Chapter 8. Removing or Replacing a FRU

Appendix A. Notices

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