Lenovo 7438T6U Manuals

Manuals and User Guides for Lenovo 7438T6U. We have 2 Lenovo 7438T6U manuals available for free PDF download: Hardware Maintenance Manual, Specifications

Lenovo 7438T6U Hardware Maintenance Manual (386 pages)

Lenovo ThinkPad T400 6474: User Guide

Brand: Lenovo | Category: Laptop | Size: 7.9 MB

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
- Power System Checkout
  60
Related Service Information

63
- Restoring the Factory Contents by Using Product Recovery Discs
  63
- Restoring the Factory Contents by Using Recovery Disc Set
  64
- Passwords
  65
  - Power-On Password
    65
  - Hard-Disk Password
    65
  - Supervisor Password
    66
  - How to Remove the Power-On Password
    66
  - How to Remove the Hard-Disk Password
    67
- Power Management
  68
  - Screen Blank Mode
    68
  - Sleep (Standby) Mode
    68
  - Hibernation Mode
    69
- Symptom-To-FRU Index
  70
  - Numeric Error Codes
    70
  - Error Messages
    74
  - Beep Symptoms
    75
  - No-Beep Symptoms
    75
  - LCD-Related Symptoms
    76
  - Intermittent Problems
    77
  - Undetermined Problems
    77
Status Indicators

79
Fn Key Combinations

83
FRU Replacement Notices

87
- Screw Notices
  87
- Retaining Serial Numbers
  88
Removing and Replacing a FRU

91
2040 Bluetooth Daughter Card (BDC-2.1)

145
Locations

153
- Front View
  153
- Rear View
  154
- Bottom View
  155
Parts List

157
- Overall
  158
- LCD Frus
  285
- Keyboard
  356
- Miscellaneous Parts
  358
- AC Adapters
  360
- Power Cords
  361
- Recovery Discs
  362
- Common Service Tools
  382
Notices

383
- Trademarks
  384

Lenovo 7438T6U Specifications (4 pages)

Lenovo ThinkPad R400 7439: Specifications

Brand: Lenovo | Category: Laptop | Size: 0.5 MB

Lenovo Categories

Laptop

Desktop Server

Monitor Tablet

More Lenovo Manuals

Lenovo 7438T6U Manuals

Lenovo 7438T6U Hardware Maintenance Manual (386 pages)

Table of Contents

About this Manual

Safety Information

Important Service Information

General Checkout

Related Service Information

Status Indicators

Fn Key Combinations

FRU Replacement Notices

Removing and Replacing a FRU

2040 Bluetooth Daughter Card (BDC-2.1)

Locations

Parts List

Notices

Lenovo 7438T6U Specifications (4 pages)

Related Products

Lenovo Categories