ThinkPad Edge E445 Manuals

ThinkPad Edge E445 Manuals

Manuals and User Guides for ThinkPad Edge E445. We have 1 ThinkPad Edge E445 manual available for free PDF download: Hardware Maintenance Manual

ThinkPad Edge E445 Hardware Maintenance Manual

ThinkPad Edge E445 Hardware Maintenance Manual (113 pages)

Brand: ThinkPad | Category: Notebook | Size: 16.75 MB

Table of Contents

Table of Contents
3
About this Manual

5
Chapter 1. Safety Information

7
Chapter 2. Important Service Information

29
- Strategy for Replacing Frus
  29
- Strategy for Replacing Frus for CTO, Special Bid Model, and Standard Model
  30
  - Product Definition
    30
  - FRU Identification
    31
Chapter 3. General Checkout

33
- What to Do First
  33
- Checkout Guide
  34
  - Lenovo Solution Center
    34
  - Quick Test Programs
    34
  - UEFI Diagnostic Program
    35
  - Bootable Diagnostic Programs
    35
- Power System Checkout
  36
Chapter 4. Related Service Information

39
- Restoring the Factory Contents Using the Recovery Disc Set
  39
- Using the Windows Recovery Programs on the Windows 8 Operating System
  40
- Passwords
  42
  - Power-On Password
    43
  - Hard Disk Password
    43
  - Supervisor Password
    43
  - How to Remove the Power-On Password
    43
  - How to Remove the Hard Disk Password
    44
- Power Management
  44
- Symptom-To-FRU Index
  45
  - Numeric Error Codes
    46
  - Error Messages
    47
  - Beep Symptoms
    48
  - LCD-Related Symptoms
    48
  - Intermittent Problems
    49
  - Undetermined Problems
    49
Chapter 5. Status Indicators

51
Chapter 6. Special Keys

53
Chapter 7. Locations

55
- Locating Computer Controls, Connectors, and Indicators
  55
- Front View
  55
  - Rear View
    56
- Bottom View
  56
- Locating Frus and Crus
  56
  - Major Frus and Crus
    58
  - LCD Frus and Crus
    60
  - Miscellaneous Parts and Other Frus
    61
- Looking up FRU Information
  61
Chapter 8. FRU Replacement Notices

63
- Screw Notices
  63
- Retaining Serial Numbers
  64
Chapter 9. Removing or Replacing a FRU

67
Appendix A. Notices

107
- Electronic Emission Notices
  108
- Trademarks
  108
- Abbreviation Table
  108

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