Lenovo 6423H2U Manuals

Manuals and User Guides for Lenovo 6423H2U. We have 2 Lenovo 6423H2U manuals available for free PDF download: Hardware Manual, Specifications

Lenovo 6423H2U Hardware Manual

Lenovo 6423H2U Hardware Manual (248 pages)

Lenovo ThinkStation C20x 4269: Hardware Guide

Brand: Lenovo | Category: Desktop | Size: 6.76 MB

Table of Contents

Table of Contents
5
Chapter 1. About this Manual

7
- Important Safety Information
  7
- Important Information about Replacing Rohs Compliant Frus
  8
Chapter 2. Safety Information

9
Chapter 3. General Information

45
Chapter 4. General Checkout

47
- Problem Determination Tips
  48
Chapter 5. Diagnostics

49
Chapter 6. Using the Setup Utility

55
Chapter 7. Installing and Configuring RAID

59
- Attaching SATA Hard Disk Drives
  59
Chapter 8. Symptom-To-FRU Index

65
- Hard Disk Drive Boot Error
  65
- Power Supply Errors
  65
- Diagnostic Error Codes
  67
- Beep Symptoms
  88
- POST Error Codes
  89
- Miscellaneous Error Messages
  91
- Undetermined Problems
  92
Chapter 9. Replacing Frus (Types 6423 and 6483)

95
- Locations
  96
- Opening the Cover
  100
- Removing the Front Bezel
  101
- Accessing System Board Components and Drives
  102
- Replacing the Battery
  104
- Replacing the Power Supply Assembly
  105
- Replacing an Adapter Card
  109
- Replacing the Heat Sink
  111
- Replacing the Microprocessor
  113
- Replacing the System Board
  116
- Replacing a Hard Disk Drive
  118
- Replacing an Optical Drive
  120
- Replacing the Diskette Drive or Optional Card Reader
  121
- Replacing a Memory Module
  123
- Replacing a Fan Assembly
  125
- Replacing the Internal Speaker
  126
- Replacing the Front Panel Connector Assembly
  127
- Completing the FRU Replacement
  129
Chapter 10. Replacing Frus (Types 6427 and 6493)

131
- Locations
  132
- Opening the Cover
  136
- Removing the Front Bezel
  138
- Accessing System Board Components and Drives
  139
- Replacing the Battery
  141
- Replacing the Power Supply Assembly
  142
- Replacing an Adapter Card
  145
- Replacing the Heat Sink
  147
- Replacing the Microprocessor
  149
- Replacing the System Board
  151
- Replacing a Hard Disk Drive
  154
- Replacing an Optical Drive
  156
- Replacing the Diskette Drive or Optional Card Reader
  157
- Replacing a Memory Module
  159
- Replacing a Fan Assembly
  162
- Replacing the Internal Speaker
  163
- Completing the FRU Replacement
  164
Chapter 11. FRU Lists

165
- Machine Type 6423
  165
- Machine Type 6427
  181
- Machine Type 6483
  198
- Machine Type 6493
  221
Chapter 12. Additional Service Information

241
- Security Features
  241
  - Hardware Controlled Passwords
    241
  - Operating System Password
    241
  - Vital Product Data
    241
- BIOS Levels
  241
- Flash Update Procedures
  241
  - Updating (Flashing) BIOS from a Diskette or CD-ROM
    242
- Updating (Flashing) BIOS from the Operating System
  242
- Recovering from a POST/BIOS Update Failure
  242
- Power Management
  244
  - Automatic Configuration and Power Interface (ACPI) BIOS
    244
  - Automatic Power-On Features
    244
Appendix. Notices

245
- Television Output Notice
  246
- Trademarks
  246

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Lenovo 6423H2U Specifications

Lenovo 6423H2U Specifications (4 pages)

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Brand: Lenovo | Category: Desktop | Size: 4.44 MB

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