User Manuals: Lenovo 10125/90A4 Desktop Computer

Manuals and User Guides for Lenovo 10125/90A4 Desktop Computer. We have 1 Lenovo 10125/90A4 Desktop Computer manual available for free PDF download: Maintenance Manual

Lenovo 10125/90A4 Maintenance Manual

Lenovo 10125/90A4 Maintenance Manual (61 pages)

Machine Types: 10125/90A4

Brand: Lenovo | Category: Desktop | Size: 2.91 MB

Table of Contents

Table of Contents
5
Chapter 1. About this Manual

7
- Important Safety Information
  7
Chapter 2. Safety Information

9
- General Safety
  9
- Electrical Safety
  9
- Safety Inspection Guide
  11
- Handling Electrostatic Discharge-Sensitive Devices
  11
- Grounding Requirements
  12
- Safety Notices
  12
Chapter 3. General Information

15
- Specifications
  15
Chapter 4. General Checkout

17
Chapter 5. Using the Setup Utility

19
Chapter 6. Symptom-To-FRU Index

25
- Hard Disk Drive Boot Error
  25
- Power Supply Problems
  25
- POST Error Codes
  26
- Undetermined Problems
  26
Chapter 7. Locating Connectors, Controls and Components

27
Chapter 8. Replacing Hardware

31
- General Information
  31
- Replacing the Keyboard and Mouse
  32
- Removing the Computer Cover
  32
- Removing the Front Bezel
  34
- Replacing an Optical Drive
  35
- Replacing the Hard Disk Drive
  36
- Replacing a Memory Module
  37
- Replacing the Graphic Card
  38
- Replacing the Heat-Sink Assembly
  40
- Replacing an Intel CPU
  41
- Replacing an AMD CPU
  43
- Replacing the System Fan
  46
- Replacing the Power Supply
  49
- Replacing the Wi-Fi Card
  49
- Replacing the Front Card Reader Module
  50
- Replacing the Motherboard
  51
Chapter 9. FRU Lists

55
Chapter 10. General Information

61
- Additional Service Information
  61

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