Lenovo 21LM001GGE Manuals

Manuals and User Guides for Lenovo 21LM001GGE. We have 1 Lenovo 21LM001GGE manual available for free PDF download: Hardware Maintenance Manual

Lenovo 21LM001GGE Hardware Maintenance Manual

Lenovo 21LM001GGE Hardware Maintenance Manual (116 pages)

Brand: Lenovo | Category: Laptop | Size: 51.51 MB

Table of Contents

Table of Contents
3
About this Manual

5
Chapter 1. Safety Information

7
Chapter 2. Important Service Information

25
- Strategy for Replacing Frus
  25
  - Strategy for Replacing a Solid-State Drive
    25
  - How to Use Error Message
    26
- Strategy for Replacing Frus for CTO, Special-Bid, and Standard Models
  26
  - Product Definition
    26
  - FRU Identification
    26
Chapter 3. General Checkout

27
- What to Do First
  27
- Checkout Guide
  28
  - Diagnosing Problems
    28
  - Quick Test Programs
    29
  - UEFI Diagnostic Program
    29
  - Bootable Diagnostic Programs
    30
- Power System Checkout
  30
Chapter 4. Related Service Information

33
- Reset or Restore Windows
  33
  - Use Lenovo Recovery Options
    33
  - Use Window Recovery Options
    33
- Passwords
  33
  - Power-On Password
    34
  - Nvme Passwords
    34
  - Supervisor Password
    34
  - System Management Password
    34
  - How to Remove the Power-On Password
    35
  - How to Remove the Nvme Password
    35
  - How to Remove the System Management Password
    36
- Power Management
  36
  - Sleep Mode
    36
  - Hibernation Mode
    37
- Symptom-To-FRU Index
  37
  - Numeric Error Codes
    38
  - Error Messages
    39
  - Battery-Charge LED Indicator Diagnosis
    39
  - No-Beep Symptoms
    41
  - LCD-Related Symptoms
    42
  - Intermittent Problems
    43
  - Undetermined Problems
    43
Chapter 5. Special Keys

45
Chapter 6. Locations

47
- Locating Computer Controls and Connectors
  47
  - Front View
    47
  - Side View
    49
  - Bottom View
    50
- Locating Frus and Crus
  51
  - Major Frus and Crus
    52
  - LCD Frus and Crus
    55
  - Miscellaneous Parts
    58
  - Connector and Cable Guide
    58
- Looking up FRU Information
  60
Chapter 7. FRU Replacement Notices

61
- Service Tool Kit
  61
- Screw Notices
  61
- Sensor Calibration
  62
- Retaining Serial Numbers
  63
Chapter 8. Removing or Replacing a FRU

67
- General Guidelines
  67
- Before Servicing the Computer
  67
  - Disabling the Built-In Battery
    67
  - Removing the Nano-SIM Card and Nano-SIM Card Tray
    68
- Thinkpad Pen Pro (for Thinkpad L13 2-In-1 Gen 5 Only)
  68
- Base Cover Assembly
  69
  - Applying Labels to the Base Cover Assembly
    70
- Built-In Battery
  71
- Keyboard
  72
- M.2 Solid-State Drive
  74
- Wireless WAN Card (for Selected Models)
  76
- Thermal Fan and Heatsink Assembly
  77
- I/O Connectors Brackets
  79
- Fingerprint Reader Cable (for Selected Models)
  79
- Speaker Assembly
  80
- Coin-Cell Battery
  81
- Trackpad and Trackpad Cable
  82
- NFC Module with Cable and Trackpad-Nfc Cable (for Selected Models)
  84
- Smart Card Reader
  84
- Thinkpad Pen Pro Charger with Cable (for Thinkpad L13 2-In-1 Gen 5 Only)
  85
- Wireless LAN Antennas (for Selected Models)
  86
- Wireless WAN Antennas (for Selected Models)
  87
- P-Sensor Cable
  88
- System Board
  88
  - Replace the System Board
    89
  - How to Configure Keyboard Language in UEFI BIOS
    95
- World Facing Camera and Camera Cable
  95
- Power Button with or Without Fingerprint Reader
  96
- LCD Unit
  97
- Keyboard Bezel Assembly
  98
- LCD Frus for Thinkpad L13 Gen 5 and Thinkpad S2 Gen 9
  99
  - LCD Panel
    99
  - LCD Bezel
    100
  - LCD Hinges
    101
  - LCD Cable
    101
  - Webcam Privacy Shutter
    102
  - Camera-And-Microphone Cable and Sensor Board Cable
    102
  - Microphone Rubber and Camera-And-Microphone Module
    103
  - Sensor Board
    104
  - LCD Cover Assembly
    104
- LCD Frus for Thinkpad L13 2-In-1 Gen 5
  105
  - Strip Cover, Rubber Caps and Hinge Rubbers
    105
  - LCD Panel
    106
  - LCD Hinges
    107
  - LCD Cable
    107
  - LCD Panel
    107
  - For Access, Remove These Frus in Order
    107
  - Base Cover Assembly
    107
  - LCD Unit
    107
  - LCD Bezel
    107
  - Webcam Privacy Shutter
    108
  - Camera-And-Microphone Cable and Sensor Board Cable
    108
  - Microphone Rubber and Camera-And-Microphone Module
    109
  - Sensor Board
    110
  - LCD Cover Assembly
    110
Appendix A. Notices

111
Appendix B. Abbreviation Table

113

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