Lenovo XT904UT Manuals

Manuals and User Guides for Lenovo XT904UT. We have 1 Lenovo XT904UT manual available for free PDF download: Hardware Maintenance Manual

Lenovo XT904UT Hardware Maintenance Manual

Lenovo XT904UT Hardware Maintenance Manual (236 pages)

Lenovo ThinkPad R400 7439: User Guide

Brand: Lenovo | Category: Laptop | Size: 6.25 MB

Table of Contents

Table of Contents
5
About this Manual

7
Safety Information

9
Important Service Information

25
General Checkout

31
- What to Do First
  32
- Checkout Guide
  33
- Power System Checkout
  37
Related Service Information

41
- Restoring the Factory Contents by Using Product Recovery Discs
  41
- Passwords
  42
  - Power-On Password
    42
  - Hard-Disk Password
    42
  - Supervisor Password
    42
  - How to Remove the Power-On Password
    43
  - How to Remove the Hard-Disk Password
    43
- Power Management
  45
  - Screen Blank Mode
    45
  - Standby Mode
    45
  - Hibernation Mode
    46
- Symptom-To-FRU Index
  47
  - Numeric Error Codes
    47
  - Error Messages
    51
  - Beep Symptoms
    52
  - No-Beep Symptoms
    52
  - LCD-Related Symptoms
    53
  - Intermittent Problems
    54
  - Undetermined Problems
    54
  - Copyright Lenovo
    55
Thinkpad T400 and R400 (14.1-Inch Widescreen)

55
- Specifications
  56
- Status Indicators
  58
- FRU Tests
  61
- Fn Key Combinations
  63
- FRU Replacement Notices
  66
  - Screw Notices
    66
  - Retaining Serial Numbers
    67
- Removing and Replacing a FRU
  70
- Locations
  70
- 2040 Bluetooth Daughter Card (BDC-2.1)
  
  126
  - 2050 LCD Magnesium Frame, Hinge Assembly, and Integrated Camera
    127
  - 2060 Antenna Assembly
    130
  - 2070 LCD Panel and LCD Cable
    132
  - Locations
    134
    
    Front View
    134
    
    Rear View
    135
    
    Bottom View
    136
  - Parts List
    137
    
    Overall
    138
    
    LCD Frus
    191
    
    Keyboard
    214
    
    Miscellaneous Parts
    216
    
    AC Adapters
    218
    
    Power Cords
    219
    
    Recovery Discs
    220
    
    Common Service Tools
    231
Notices

233
- Trademarks
  234

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