Lenovo 20Y700DGIX Manuals

Manuals and User Guides for Lenovo 20Y700DGIX. We have 1 Lenovo 20Y700DGIX manual available for free PDF download: Hardware Maintenance Manual

Lenovo 20Y700DGIX Hardware Maintenance Manual

Lenovo 20Y700DGIX Hardware Maintenance Manual (118 pages)

Brand: Lenovo | Category: Laptop | Size: 41.7 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 Model, and Standard Models
  28
  - Product Definition
    28
  - FRU Identification
    28
Chapter 3. General Checkout

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

37
- Reset or Restore Windows
  37
- Passwords
  37
  - Power-On Password
    37
  - Nvme Password
    37
  - Supervisor Password
    38
  - System Management Password
    38
  - How to Remove the Power-On Password
    39
  - How to Remove the Nvme Password
    39
  - How to Remove the System Management Password
    39
- Power Management
  40
  - Sleep Mode
    40
  - Hibernation Mode
    41
- Symptom-To-FRU Index
  41
  - Numeric Error Codes
    42
  - Error Messages
    43
  - Beep Errors
    43
  - Beep Symptoms
    45
  - LCD-Related Symptoms
    45
  - Intermittent Problems
    46
  - Undetermined Problems
    46
Chapter 5. Special Keys

49
Chapter 6. Locations

51
- Locating Computer Controls, Connectors, and Indicators
  51
  - Front View
    51
  - Side View
    54
- Locating Frus and Crus
  54
  - Major Frus
    55
  - LCD Frus
    60
  - Miscellaneous Parts
    61
  - Connector and Cable Guide
    62
- Looking up FRU Information
  65
Chapter 7. FRU Replacement Notices

67
- Service Tool Kit
  67
- Screw Notices
  67
- Retaining Serial Numbers
  68
  - Restoring the Serial Number of the System Unit
    68
  - Retaining the UUID
    69
Chapter 8. Removing or Replacing a FRU

71
- General Guidelines
  71
- Before Servicing the Computer
  72
- Disabling the Built-In Battery
  72
- 1010 Base Cover Assembly
  72
- 1020 Built-In Battery
  75
- 1030 Memory Module and Memory Module Bracket
  76
- 1040 M.2 Solid-State Drive
  76
- 1050 Speaker Assembly
  78
- 1060 Wireless LAN Card
  79
- 1070 Thermal Fan Assembly
  80
- 1080 I/O Board and I/O Board Cable
  81
- 1090 Power Button (with Fingerprint Reader*) and Power Button (with Fingerprint Reader*) Cable
  85
- 1100 Coin-Cell Battery
  85
- 1110 Trackpad Cable and Trackpad
  86
- 1120 Earbuds
  87
- 1130 Earbud Cable and Earbud USB-C Board
  88
- 1140 Earbud Tray
  88
- 1150 Earbud Bracket
  89
- 1160 Earbud Tray Front Bezel
  89
- 1170 System Board
  90
- 1180 LCD Unit
  94
- 1190 Keyboard Assembly
  97
- 2010 LCD Bezel Assembly
  97
- 2020 LCD Panel
  98
- 2030 Hinge Kit
  103
- 2040 Camera and Microphone Combo Card
  104
- 2050 Edp Cable Assembly
  106
- 2060 Wireless LAN Antenna Assembly
  108
- 2070 LCD Cover Assembly
  111
Appendix A. Notices

113
Appendix B. Abbreviation and Acronym Table

115

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