Lenovo 90DG Manuals

Manuals and User Guides for Lenovo 90DG. We have 2 Lenovo 90DG manuals available for free PDF download: Maintenance Manual, Quick Start Manual

Lenovo 90DG Maintenance Manual

Lenovo 90DG Maintenance Manual (55 pages)

Brand: Lenovo | Category: Desktop | Size: 19 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
- Additional Service Information
  25
- POST Error Codes
  26
- Undetermined Problems
  26
Chapter 7. Locations

29
Chapter 8. Replacing Hardware

31
- General Information
  31
- Cleaning Rear Dust Screen
  32
- Replacing the Keyboard and Mouse
  32
- Removing the Computer Cover
  33
- Removing the Front Bezel
  34
- Cleaning Front Dust Screen
  34
- Replacing a Memory Module
  35
- Replacing a Hard Disk Drive
  36
- Replacing an Optical Drive
  37
- Replacing the Microprocessor Fan Assembly
  37
- Replacing the Rear System Fan
  38
- Replacing the Power Supply
  39
- Replacing the Wi-Fi Card
  40
- Removing the Top Cover
  41
- Replacing a Graphics Card
  43
- Replacing the CPU
  45
- Replacing the Motherboard
  47
- FRU Lists
  49
Chapter 9. General Information

55
- Additional Service Information
  55

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Lenovo 90DG Quick Start Manual

Lenovo 90DG Quick Start Manual (2 pages)

ideacentre Y700/Y900 Series

Brand: Lenovo | Category: Desktop | Size: 13 MB

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