Lenovo ThinkPad T490 Manuals

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

Lenovo ThinkPad T490 Hardware Maintenance Manual (123 pages)

Brand: Lenovo | Category: Laptop | Size: 51 MB

Table of Contents

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

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Lenovo ThinkPad T490 Hardware Maintenance Manual

Lenovo ThinkPad T490 Hardware Maintenance Manual (113 pages)

Brand: Lenovo | Category: Laptop | Size: 46 MB

Table of Contents

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

Lenovo ThinkPad T490 User Manual (126 pages)

Brand: Lenovo | Category: Laptop | Size: 8 MB

Table of Contents

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Lenovo ThinkPad T490 Setup Manual

Lenovo ThinkPad T490 Setup Manual (12 pages)

Brand: Lenovo | Category: Laptop | Size: 0 MB

Lenovo ThinkPad T490 Setup Manual

Lenovo ThinkPad T490 Setup Manual (12 pages)

Brand: Lenovo | Category: Laptop | Size: 1 MB

Lenovo ThinkPad T490 Setup Manual

Lenovo ThinkPad T490 Setup Manual (12 pages)

Brand: Lenovo | Category: Laptop | Size: 0 MB

Lenovo ThinkPad T490 Setup Manual

Lenovo ThinkPad T490 Setup Manual (12 pages)

Brand: Lenovo | Category: Laptop | Size: 0 MB

Lenovo ThinkPad T490 Setup Manual

Lenovo ThinkPad T490 Setup Manual (12 pages)

Brand: Lenovo | Category: Laptop | Size: 0 MB

Lenovo ThinkPad T490 Setup Manual

Lenovo ThinkPad T490 Setup Manual (10 pages)

Brand: Lenovo | Category: Laptop | Size: 0 MB

Lenovo ThinkPad T490 Setup Manual

Lenovo ThinkPad T490 Setup Manual (6 pages)

Brand: Lenovo | Category: Laptop | Size: 0 MB

Table of Contents

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