Lenovo ThinkPad T490 Manuals

Manuals and User Guides for Lenovo ThinkPad T490. We have 10 Lenovo ThinkPad T490 manuals available for free PDF download: User Manual, Hardware Maintenance Manual, Setup Manual

Lenovo ThinkPad T490 Hardware Maintenance Manual (123 pages)

Brand: Lenovo | Category: Laptop | Size: 51.34 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
- Diagnosing Problems
  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 Built-In Battery and Operational Charging
  35
- Checking the Coin-Cell Battery
  35
Chapter 4. Related Service Information

37
- Recovery Overview for the Windows 10 Operating System
  37
- Resetting Your Computer
  37
- Using Advanced Startup Options
  37
- Recovering Your Operating System if Windows 10 Fails to Start
  38
- Creating and Using a Recovery USB Drive
  38
- Passwords
  39
- Power-On Password
  39
- Hard Disk Password
  39
- Supervisor Password
  39
- System Management Password
  40
- How to Remove the Power-On Password
  40
- How to Remove the Hard Disk Password
  41
- How to Remove the System Management Password
  41
- Power Management
  42
- Sleep Mode
  42
- Hibernation Mode
  42
- Symptom-To-FRU Index
  43
- Numeric Error Codes
  43
- Error Messages
  45
- Beep Errors
  45
- No-Beep Symptoms
  47
- LCD-Related Symptoms
  47
- Intermittent Problems
  48
- Undetermined Problems
  48
Chapter 5. Special Keys

51
Chapter 6. Locations

53
- Locating Computer Controls, Connectors, and Indicators
  53
- Front
  53
- Base
  54
- Left
  55
- Right
  55
- Bottom
  56
- Rear
  56
- Locating Frus and Crus
  56
- Major Frus and Crus
  58
- LCD Frus
  61
- Miscellaneous Parts
  63
- Connector and Cable Guide
  63
- Looking up FRU Information
  68
Chapter 7. FRU Replacement Notices

69
- Service Tool Kit
  69
- Screw Notices
  69
- Retaining Serial Numbers
  70
- Restoring the Serial Number of the System Unit
  70
- Retaining the UUID
  71
Chapter 8. Removing or Replacing a FRU

73
- General Guidelines
  73
- Before Servicing the Computer
  74
- Disabling the Built-In Battery
  74
- Removing the Nano-SIM Card and the Nano-SIM-Card Tray
  74
- 1010 Keyboard
  74
- 1020 Base Cover Assembly
  77
- 1030 M.2 Solid-State Drive
  79
- 1040 Memory Module
  80
- 1050 Speaker Assembly
  81
- 1060 Wireless WAN Card
  82
- 1070 Coin-Cell Battery
  83
- 1080 Built-In Battery
  83
- 1090 Thermal Fan Assembly
  84
- 1100 RJ45 Cable, Bracket and Board
  86
- 1110 USB Cable, Bracket and Board
  87
- 1120 Fingerprint Reader Cable, Bracket and Board
  88
- 1130 Smart Card Reader Module and Cable
  91
- 1140 Trackpad and Cable
  92
- 1150 Hall Sensor Board with Cable
  93
- 1160 NFC Module, Cable and Antenna
  93
- 1170 RFID Reader Cable and RFID Reader (for T490 20Q9 and 20QH Only)
  94
- 1180 Power Button Board with Cable, Power Button
  95
- 1190 System Board
  97
- 1210 MIMO Wireless-WAN Antenna Assembly
  100
- 1220 LCD Unit
  101
- 1230 Keyboard Bezel Assembly
  104
- 2010 LCD Bezel Sheet and LCD Bezel
  104
- 2020 LCD Panel and LCD Elastic Adhesive Tapes
  105
- 2030 Camera/Microphone Module
  108
- 2040 LCD Hinges
  110
- 2050 Camera/Led Cable
  111
- 2060 LCD Cable
  112
- 2070 Wireless Antenna Assembly
  112
- 2080 LCD Cover Assembly
  114
Appendix A. Notices

117
Appendix B. Abbreviation and Acronym Table

119

Lenovo ThinkPad T490 Hardware Maintenance Manual (113 pages)

Brand: Lenovo | Category: Laptop | Size: 46.25 MB

Table of Contents
3
About this Manual

5
Chapter 1. Safety Information

7
Chapter 2. Important Service Information

27
- Strategy for Replacing Frus
  27
- Strategy for Replacing Frus for CTO, Special-Bid, and Standard Models
  28
  - Product Definition
    28
  - FRU Identification
    29
Chapter 3. General Checkout

31
- What to Do First
  31
- Checkout Guide
  32
  - Diagnosing Problems
    32
  - Quick Test Programs
    32
  - UEFI Diagnostic Program
    33
  - Bootable Diagnostic Programs
    33
- Power System Checkout
  34
Chapter 4. Related Service Information

37
- Recovery Overview for the Windows 10 Operating System
  37
- Resetting Your Computer
  37
- Using Advanced Startup Options
  37
- Recovering Your Operating System if Windows 10 Fails to Start
  38
- 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
    44
  - Beep Errors
    44
  - No-Beep Symptoms
    46
  - LCD-Related Symptoms
    46
  - Intermittent Problems
    47
  - Undetermined Problems
    47
Chapter 5. Special Keys

49
Chapter 6. Locations

51
- Locating Computer Controls, Connectors, and Indicators
  51
  - Front
    51
  - Base
    52
  - Left
    52
  - Right
    53
  - Bottom
    53
  - Rear
    54
- Locating Frus and Crus
  54
  - Major Frus and Crus
    55
  - LCD Frus
    57
  - Miscellaneous Parts
    58
  - Connector and Cable Guide
    59
- Looking up FRU Information
  61
Chapter 7. FRU Replacement Notices

63
- Service Tool Kit
  63
- Screw Notices
  63
- Retaining Serial Numbers
  64
  - Restoring the Serial Number of the System Unit
    64
  - Retaining the UUID
    65
Chapter 8. Removing or Replacing a FRU

67
- General Guidelines
  67
- Before Servicing the Computer
  68
  - Disabling the Built-In Battery
    68
- Removing the Nano-SIM Card and the Nano-SIM-Card Tray
  68
- 1010 Keyboard
  68
- 1020 Base Cover Assembly
  71
- 1030 M.2 Solid-State Drive
  73
- 1040 Memory Module
  74
- 1050 Speaker Assembly
  75
- 1060 Wireless WAN Card
  76
- 1070 Coin-Cell Battery
  77
- 1080 Built-In Battery
  78
- 1090 Thermal Fan Assembly
  79
- 1100 RJ45 Cable, Bracket and Board
  80
- 1110 USB Cable, Bracket and Board
  82
- 1120 Fingerprint Reader Cable, Bracket and Board
  83
- 1130 Smart Card Reader Module and Cable
  84
- 1140 Trackpad and Cable
  85
- 1150 Hall Sensor Board with Cable
  86
- 1160 NFC Module, Cable and Antenna
  87
- 1170 Power Button Board with Cable, Power Button
  88
- 1180 System Board
  89
- 1190 MIMO Wireless-WAN Antenna Assembly
  93
- 1200 LCD Unit
  94
- 1210 Keyboard Bezel Assembly
  96
- 2010 LCD Bezel Sheet and LCD Bezel
  97
- 2020 LCD Panel
  97
- 2030 Camera/Microphone Module
  98
- 2040 LCD Hinges
  100
- 2050 Camera/Led Cable
  101
- 2060 LCD Cable
  102
- 2070 Wireless Antenna Assembly
  102
- 2080 LCD Cover Assembly
  104
Appendix A. Notices

107
Appendix B. Abbreviation and Acronym Table

109

Lenovo ThinkPad T490 User Manual (126 pages)

Brand: Lenovo | Category: Laptop | Size: 8.6 MB

Lenovo ThinkPad T490 Setup Manual (12 pages)

Brand: Lenovo | Category: Laptop | Size: 0.34 MB

Lenovo ThinkPad T490 Setup Manual (12 pages)

Brand: Lenovo | Category: Laptop | Size: 1.1 MB

Lenovo ThinkPad T490 Setup Manual (12 pages)

Brand: Lenovo | Category: Laptop | Size: 0.48 MB

Lenovo ThinkPad T490 Setup Manual (12 pages)

Brand: Lenovo | Category: Laptop | Size: 0.33 MB

Lenovo ThinkPad T490 Setup Manual (12 pages)

Brand: Lenovo | Category: Laptop | Size: 0.44 MB

Lenovo ThinkPad T490 Setup Manual (10 pages)

Brand: Lenovo | Category: Laptop | Size: 0.7 MB

Lenovo ThinkPad T490 Setup Manual (6 pages)

Brand: Lenovo | Category: Laptop | Size: 0.35 MB

Lenovo Categories

Laptop

Desktop Server

Monitor Tablet

More Lenovo Manuals

Lenovo ThinkPad T490 Manuals

Table of Contents

Chapter 1. Safety Information

Chapter 2. Important Service Information

Chapter 3. General Checkout

Chapter 4. Related Service Information

Chapter 5. Special Keys

Chapter 6. Locations

Chapter 7. FRU Replacement Notices

Chapter 8. Removing or Replacing a FRU

Appendix A. Notices

Appendix B. Abbreviation and Acronym Table

Table of Contents

About this Manual

Chapter 1. Safety Information

Chapter 2. Important Service Information

Chapter 3. General Checkout

Chapter 4. Related Service Information

Chapter 5. Special Keys

Chapter 6. Locations

Chapter 7. FRU Replacement Notices

Chapter 8. Removing or Replacing a FRU

Appendix A. Notices

Appendix B. Abbreviation and Acronym Table

Table of Contents

Chapter 1. Meet Your Computer

Chapter 2. Get Started with Your Computer

Chapter 3. Explore Your Computer

Chapter 4. Accessories

Chapter 5. Secure Your Computer and Information

Chapter 6. Configure Advanced Settings

Chapter 7. CRU Replacement

Appendix A. Important Safety Information

Appendix B. Accessibility and Ergonomic Information

Appendix C. Supplemental Information about the Ubuntu Operating System

Appendix D. Compliance Information

Chapter 8 . Help and Support

Appendix E. Notices and Trademarks

Related Products

Lenovo Categories