Lenovo 40311QU Manuals

Manuals and User Guides for Lenovo 40311QU. We have 1 Lenovo 40311QU manual available for free PDF download: Hardware Maintenance Manual

Lenovo 40311QU Hardware Maintenance Manual

Lenovo 40311QU Hardware Maintenance Manual (64 pages)

Brand: Lenovo | Category: Desktop | Size: 6.41 MB

Table of Contents

Table of Contents
1
Chapter 1. About this Manual

3
- Important Safety Information
  3
- Important Information about Replacing Rohs Compliant Frus
  4
Chapter 2. Safety Information

6
- General Safety
  6
- Electrical Safety
  7
- Safety Inspection Guide
  9
- Handling Electrostatic Discharge-Sensitive Devices
  10
- Grounding Requirements
  10
- Safety Notices
  11
Chapter 3. General Information

14
- Specifications
  14
Chapter 4. General Checkout

15
- Problem Determination Tips
  16
Chapter 5. Using the Setup Utility

17
Chapter 6. Symptom-To-FRU Index

23
- Hard Disk Drive Boot Error
  23
- Power Supply Problems
  24
- POST Error Codes
  24
- Undetermined Problems
  26
Chapter 7. Locations

27
- Locating Components and Connectors
  27
Chapter 8. Replacing Hardware

31
- General Information
  31
- Removing the Computer Stand
  32
- Replacing a Memory Module
  34
- Replacing the Optical Disk Drive
  36
- Removing the Computer Cover
  38
- Replacing the Hard Disk Drive
  39
- Replacing the Bluetooth Module
  41
- Removing the Motherboard Cover
  42
- Replacing the Heatsink
  43
- Replacing the System Fan
  44
- Replacing the Microprocessor
  45
- Replacing the Function Panel
  46
- Replacing the WLAN Card Card
  47
- Replacing the Speakers System
  48
- Removing the Inverter Board
  49
- Replacing the TV Tuner Card
  51
- Removing the TV Antenna Connector
  52
- Replacing the Motherboard
  52
- Removing the Shell
  53
- Replacing the Camera
  54
- Replacing the Touch Module
  55
- Replacing the LED Panel
  56
- Replacing the Keyboard
  59
- Replacing the Mouse
  60
- Replacing the Power Cord or Power Adapter
  61
Chapter 9. Additional Service Information

62
- Power Management
  62
Appendix. Statement

63

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