Lenovo 90JH Manuals

Manuals and User Guides for Lenovo 90JH. We have 1 Lenovo 90JH manual available for free PDF download: Hardware Maintenance Manual

Lenovo 90JH Hardware Maintenance Manual

Lenovo 90JH Hardware Maintenance Manual (67 pages)

Brand: Lenovo | Category: Laptop | Size: 4.87 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. Major Frus and Crus

29
Chapter 9. Parts on the Motherboard

34
Chapter 10. Replacing Hardware

35
Chapter 11. General Information

67
- Additional Service Information
  67

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