Lenovo 2901AKU Manuals

Manuals and User Guides for Lenovo 2901AKU. We have 1 Lenovo 2901AKU manual available for free PDF download: Hardware Maintenance Manual

Lenovo 2901AKU Hardware Maintenance Manual

Lenovo 2901AKU Hardware Maintenance Manual (166 pages)

Hardware Maintenance Manual

Brand: Lenovo | Category: Laptop | Size: 14.17 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 Product Recovery Discs
  45
- Restoring the Factory Contents by Using Recovery Disc Set
  45
- Passwords
  47
  - Power-On Password
    47
  - Hard-Disk Password
    47
  - Supervisor Password
    47
  - How to Remove the Power-On Password
    47
  - How to Remove the Hard-Disk Password
    48
- Power Management
  48
  - Screen Blank Mode
    49
  - Sleep (Standby) Mode
    49
  - Hibernation Mode
    49
- Symptom-To-FRU Index
  50
  - Numeric Error Codes
    51
  - Error Messages
    55
  - Beep Symptoms
    56
  - No-Beep Symptoms
    57
  - LCD-Related Symptoms
    57
  - Intermittent Problems
    58
  - Undetermined Problems
    58
Chapter 5. Status Indicators

61
Chapter 6. Fn Key Combinations

65
Chapter 7. FRU Replacement Notices

67
- Screw Notices
  67
- Retaining Serial Numbers
  68
Chapter 8. Removing and Replacing a FRU

71
Torque

89
- Color
  89
- 1140 Bluetooth - Wireless Radio Switch FPC
  90
- 1150 LCD Unit
  91
- 1160 System Board, Fan Assembly, and 34-MM Expresscard Slot Frame
  93
- Chapter 8 . Removing and Replacing a FRU
  95
- 1170 I/O Sub Card and Base Cover Assembly
  98
- 2010 LCD Bezel Assembly
  100
- 2020 LCD Latch L and R
  101
- 2030 Integrated Camera or Microphone Sub Card
  101
- 2040 LED Sub Card
  103
- 2050 LCD Panel
  104
- 2060 LCD Cable
  106
- 2070 Hinge Kit
  106
- 2080 LED Cable
  107
- 2090 Antenna Kit and LCD Rear Cover Assembly
  108
Chapter 9. Locations

111
- Front View
  111
- Rear View
  112
- Bottom View
  112
Chapter 10. Parts List

115
- Overall
  116
- LCD Frus
  139
- Keyboard
  144
- Miscellaneous Parts
  145
- AC Adapters
  148
- Power Cords
  148
- Recovery Discs
  149
- Common Service Tools
  162
Appendix A. Notices

163
- Trademarks
  164

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