Lenovo 055335U Manuals

Manuals and User Guides for Lenovo 055335U. We have 1 Lenovo 055335U manual available for free PDF download: Hardware Maintenance Manual

Lenovo 055335U Hardware Maintenance Manual

Lenovo 055335U Hardware Maintenance Manual (167 pages)

Hardware Maintenance Manual

Brand: Lenovo | Category: Laptop | Size: 12.03 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, CMV, and GAV
  30
  - Product Definition
    30
  - FRU Identification for CTO, CMV, and GAV Products
    31
Chapter 3. General Checkout

33
Chapter 4. Related Service Information

45
- Restoring the Factory Contents by Using Recovery Disc Set
  45
- Passwords
  46
  - Power-On Password
    46
  - Hard-Disk Password
    46
  - Supervisor Password
    47
  - How to Remove the Power-On Password
    47
  - How to Remove the Hard-Disk Password
    47
- Power Management
  48
  - Screen Blank Mode
    48
  - Sleep (Standby) Mode
    48
  - Hibernation Mode
    49
- Symptom-To-FRU Index
  50
  - Numeric Error Codes
    50
  - Error Messages
    52
  - No-Beep Symptoms
    52
  - LCD-Related Symptoms
    53
  - Intermittent Problems
    53
  - Undetermined Problems
    54
Chapter 5. Status Indicators

55
Chapter 6. Fn Key Combinations

57
Chapter 7. FRU Replacement Notices

61
- Screw Notices
  61
- Retaining Serial Numbers
  62
Chapter 8. Removing and Replacing a FRU

65
Chapter 9. Locations

117
- Front View
  118
- Rear View
  119
- Bottom View
  119
Chapter 10. Parts List

121
- Overall
  122
- LCD Frus
  144
- Keyboard
  150
- Miscellaneous Parts
  151
- Ac Power Adapters
  152
- Power Cords
  153
- Recovery Discs
  154
- Common Service Tools
  162
Appendix A. Notices

163
- Electronic Emissions Notices
  164
- Trademarks
  164

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