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Lenovo ideacentre 300 Series User Manual

Lenovo ideacentre 300 Series
61 pages
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ideacentre300SeriesHardwareMaintenance
Manual
MachineTypes:90DN[300-20IBR/EnergyStar]and90DA
[300-20ISH/EnergyStar]
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Lenovo ideacentre 300 Series Specifications

General IconGeneral
Operating SystemWindows 10 Home
Optical DriveDVD-RW
Power Supply180W
GraphicsIntegrated Intel HD Graphics
AudioIntegrated
ConnectivityBluetooth 4.0
PortsHDMI, VGA, Ethernet, Audio
NetworkGigabit Ethernet

Summary

Chapter 1. About this manual

Important Safety Information

Crucial safety guidelines and precautions for servicing the computer.

Chapter 2. Safety information

General safety

General rules and best practices for safe operation and maintenance.

Electrical safety

Precautions and procedures for working with electrical components.

Safety inspection guide

Checklist for identifying potentially unsafe conditions on computer systems.

Handling electrostatic discharge-sensitive devices

Procedures to protect sensitive electronic components from ESD damage.

Chapter 4. General Checkout

Chapter 5. Using the Setup Utility

Starting the Lenovo BIOS Setup Utility program

Steps to access and launch the BIOS Setup Utility program.

Chapter 6. Symptom-to-FRU Index

Hard disk drive boot error

Troubleshooting steps and FRU replacements for HDD boot issues.

Power Supply Problems

Procedures for diagnosing and resolving power supply related issues.

Chapter 8. Replacing hardware

General information

Important safety and preparation notes before hardware replacement.

Removing the computer cover

Procedures for safely removing the computer's outer casing.

Replacing the motherboard

Comprehensive instructions for replacing the main system board.

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