Lenovo ThinkCentre 8425 Manuals

Manuals and User Guides for Lenovo ThinkCentre 8425. We have 2 Lenovo ThinkCentre 8425 manuals available for free PDF download: Hardware Maintenance Manual, User Manual

Lenovo ThinkCentre 8425 Hardware Maintenance Manual (352 pages)

Lenovo Desktop Computer Hardware Maintenance Manual

Brand: Lenovo | Category: Desktop | Size: 13.07 MB

Table of Contents
5
Chapter 1. About this Manual

7
Chapter 2. Safety Information

11
Chapter 3. General Information

47
Chapter 4. General Checkout

51
- Problem Determination Tips
  52
Chapter 5. Diagnostics Using PC-Doctor for DOS

55
Chapter 6. Using the Setup Utility

61
Chapter 7. Symptom-To-FRU Index

65
- Hard Disk Drive Boot Error
  65
- Power Supply Errors
  65
- Diagnostic Error Codes
  67
- Beep Symptoms
  88
- No-Beep Symptoms
  90
- POST Error Codes
  91
- Miscellaneous Error Messages
  94
- Undetermined Problems
  96
Chapter 8. Replacing Frus (Types 8095, 8141, 8142, 8145, 8420, and 8421)

97
Chapter 9. Replacing Frus (Types 8143, 8144, 8146, 8422, 8423, and 8427)

121
Chapter 10. Replacing Frus (Types 8098, 8171, 8172, 8173, 8424, and 8425)

143
Chapter 11. FRU Lists

167
- Machine Type 8095
  167
- Machine Type 8098
  173
- Machine Type 8141
  178
- Machine Type 8142
  193
- Machine Type 8143
  204
- Machine Type 8144
  220
- Machine Type 8145
  230
- Machine Type 8146
  237
- Machine Type 8171
  243
- Machine Type 8172
  261
- Machine Type 8173
  271
- Machine Type 8420
  278
- Machine Type 8421
  286
- Machine Type 8422
  293
- Machine Type 8423
  304
- Machine Type 8424
  316
- Machine Type 8425
  325
- Machine Type 8427
  334
Chapter 12. Additional Service Information

343
- Security Features
  343
  - Hardware Controlled Passwords
    343
  - Operating System Password
    343
- Vital Product Data
  343
  - Management Information Format (MIF)
    343
- BIOS Levels
  344
- Flash Update Procedures
  344
- Power Management
  346
  - Automatic Configuration and Power Interface (ACPI) BIOS
    346
  - Automatic Power-On Features
    346
- Recovering Software Using the Rescue and Recovery Program
  347
  - Starting the Rescue and Recovery Workspace
    347
Appendix. Notices

349
- Television Output Notice
  350
- Trademarks
  350

Lenovo ThinkCentre 8425 User Manual (60 pages)

Lenovo A51, S51 Series ThinkCentre Deskop PC User Guide

Brand: Lenovo | Category: Desktop | Size: 1.16 MB

Table of Contents
5
Conditions that Require Immediate Action
7
Important Safety Information

7
- General Safety Guidelines
  8
  - Service
    8
- Power Cords and Power Adapters
  8
  - Extension Cords and Related Devices
    9
  - Plugs and Outlets
    9
  - Batteries
    9
  - Heat and Product Ventilation
    10
  - CD and DVD Drive Safety
    10
- Additional Safety Information
  10
- Lithium Battery Notice
  12
- Modem Safety Information
  12
- Laser Compliance Statement
  13
Chapter 1. Overview

15
- Information Resources
  15
- Features
  16
- Available Options
  19
- Specifications
  20
- Supported Operating Positions
  21
Chapter 2. Installing Options

23
Chapter 3. Using the IBM Setup Utility

39
Appendix A. Updating POST/BIOS

43
Appendix B. Cleaning the Mouse

45
- Cleaning an Optical Mouse
  45
- Cleaning a Mouse with a Ball
  45
Appendix C. Manual Modem Commands

47
- Basic at Commands
  47
- Extended at Commands
  49
- Mnp/V.42/V.42Bis/V.44 Commands
  50
- Fax Class 1 Commands
  51
- Fax Class 2 Commands
  51
- Voice Commands
  52
Appendix D. Notices

55
- Trademarks
  56
Index

57

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Lenovo ThinkCentre 8425 Manuals

Lenovo ThinkCentre 8425 Hardware Maintenance Manual (352 pages)

Table of Contents

Chapter 1. About this Manual

Chapter 2. Safety Information

Chapter 3. General Information

Chapter 4. General Checkout

Chapter 5. Diagnostics Using PC-Doctor for DOS

Chapter 6. Using the Setup Utility

Chapter 7. Symptom-To-FRU Index

Chapter 8. Replacing Frus (Types 8095, 8141, 8142, 8145, 8420, and 8421)

Chapter 9. Replacing Frus (Types 8143, 8144, 8146, 8422, 8423, and 8427)

Chapter 10. Replacing Frus (Types 8098, 8171, 8172, 8173, 8424, and 8425)

Chapter 11. FRU Lists

Chapter 12. Additional Service Information

Appendix. Notices

Lenovo ThinkCentre 8425 User Manual (60 pages)

Table of Contents

Important Safety Information

Chapter 1. Overview

Chapter 2. Installing Options

Chapter 3. Using the IBM Setup Utility

Appendix A. Updating POST/BIOS

Appendix B. Cleaning the Mouse

Appendix C. Manual Modem Commands

Appendix D. Notices

Index

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