User Manuals: Lenovo ThinkPad X1 Yoga 20LG Laptop

Manuals and User Guides for Lenovo ThinkPad X1 Yoga 20LG Laptop. We have 1 Lenovo ThinkPad X1 Yoga 20LG Laptop manual available for free PDF download: Hardware Maintenance Manual

Lenovo ThinkPad X1 Yoga 20LG Hardware Maintenance Manual

Lenovo ThinkPad X1 Yoga 20LG Hardware Maintenance Manual (104 pages)

Brand: Lenovo | Category: Laptop | Size: 53.85 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
  - Lenovo Companion
    32
  - Quick Test Programs
    32
  - UEFI Diagnostic Program
    33
  - Bootable Diagnostic Programs
    33
- Power System Checkout
  34
Chapter 4. Related Service Information

37
- Recovery Information
  37
- 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 Symptoms
    44
  - No-Beep Symptoms
    46
  - LCD-Related Symptoms
    46
  - Intermittent Problems
    46
  - Undetermined Problems
    47
Chapter 5. YOGA Modes

49
Chapter 6. Special Keys

51
Chapter 7. Locations

53
- Locating Computer Controls, Connectors, and Indicators
  53
  - Front View
    53
  - Left-Side View
    54
  - Right-Side View
    54
  - Rear View
    54
  - Bottom View
    55
  - Status Indicators
    55
- Locating Frus and Crus
  57
- Looking up FRU Information
  66
Chapter 8. FRU Replacement Notices

67
Chapter 9. Removing or Replacing a FRU

71
Appendix A. Notices

101
- Electronic Emissions Notices
  102
- Trademarks
  102

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