Lenovo 2808DHU Manuals

Manuals and User Guides for Lenovo 2808DHU. We have 1 Lenovo 2808DHU manual available for free PDF download: Hardware Maintenance Manual

Lenovo 2808DHU Hardware Maintenance Manual

Lenovo 2808DHU Hardware Maintenance Manual (184 pages)

Lenovo ThinkPad T400s 2823: User Guide

Brand: Lenovo | Category: Laptop | Size: 7.79 MB

Table of Contents

Table of Contents
5
About this Manual

7
Safety Information

9
Important Service Information

47
- Strategy for Replacing Frus
  47
- Strategy for Replacing Frus for CTO, CMV, and GAV
  49
  - Product Definition
    49
  - FRU Identification for CTO, CMV, and GAV Products
    49
General Checkout

51
- What to Do First
  52
- Checkout Guide
  53
  - Diagnostics Using PC-Doctor for DOS
    53
  - Testing the Computer
    54
  - Lenovo System Toolbox
    56
  - PC-Doctor for Rescue and Recovery
    56
  - FRU Tests
    56
- Power System Checkout
  59
Related Service Information

63
- Restoring the Factory Contents by Using Product Recovery Discs
  63
- Passwords
  64
  - Power-On Password
    64
  - Hard-Disk Password
    64
  - Supervisor Password
    64
  - How to Remove the Power-On Password
    65
  - How to Remove the Hard-Disk Password
    65
- Power Management
  67
  - Screen Blank Mode
    67
  - Standby Mode
    67
  - Hibernation Mode
    68
- Symptom-To-FRU Index
  69
  - Numeric Error Codes
    69
  - Error Messages
    73
  - Beep Symptoms
    74
  - No-Beep Symptoms
    74
  - LCD-Related Symptoms
    75
  - Intermittent Problems
    76
  - Undetermined Problems
    76
Specifications

77
Status Indicators

79
Fn Key Combinations

83
FRU Replacement Notices

85
- Screw Notices
  85
- Retaining Serial Numbers
  86
Removing and Replacing a FRU

89
1110 Bluetooth Daughter Card (BDC-2)

113
- 1120 Keyboard Bezel and Speaker Assembly
  114
- 1130 5-In-1 Media Card Reader Adapter
  118
1140 Bluetooth-Wireless Radio Switch FPC

119
- 1030 Solid State Drive (SSD) or Hard Disk Drive (HDD)
  119
- 1070 Keyboard
  119
- 1100 Palm Rest or Palm Rest with Fingerprint Reader
  119
  - M2 × 4 MM, Bind-Head, Nylon-Coated
    119
- 1150 LCD Unit
  121
- 1160 System Board, Fan Assembly, and 34-MM Expresscard Slot Frame
  125
  - Color Torque Black 0.167 Nm (1.7 Kgfcm)
    128
- 1170 I/O Sub Card and Base Cover Assembly
  131
- 2010 LCD Bezel Assembly
  133
- 2020 LCD Latch L and R
  135
- 2030 Integrated Camera or Microphone Sub Card
  136
- 2040 LED Sub Card
  138
- 2050 LCD Panel
  139
- 2060 LCD Cable
  142
- 2070 Hinge Kit
  143
- 2080 LED Cable
  145
- 2090 Antenna Kit and LCD Rear Cover Assembly
  147
Locations

149
- Front View
  149
- Rear View
  150
- Bottom View
  151
Parts List

153
- Overall
  154
- LCD Frus
  164
- Keyboard
  166
- Miscellaneous Parts
  167
- AC Adapters
  169
- Power Cords
  170
- Recovery Discs
  171
- Common Service Tools
  179
Notices

181
- Trademarks
  182

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