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Lenovo 300 User Manual

Lenovo 300
93 pages
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LenovoAll-In-One300ComputerHardware
MaintenanceManual
MachineTypes:F0BC[AIO300-23ACL/EnergyStar]/F0BW[AIO
300-22ACL/EnergyStar]F0BY[AIO300-23ISU/EnergyStar]/F0BX
[AIO300-22ISU/EnergyStar]F0BV[AIO300-20ISH/EnergyStar]

Table of Contents

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Lenovo 300 Specifications

General IconGeneral
Operating SystemWindows 10 Home
Form FactorTower
GraphicsIntegrated Intel HD Graphics
ConnectivityWiFi 802.11 a/c, Bluetooth
PortsUSB 3.0, USB 2.0, HDMI, VGA, Ethernet
Optical DriveOptional DVD-RW
Dimensions360 mm x 160 mm x 278.5 mm (14.17" x 6.30" x 10.96")

Summary

About this Manual

Important Safety Information

Crucial safety warnings and precautions to be read before servicing.

Safety Information

General Safety

Guidelines for ensuring overall safety during maintenance procedures.

Electrical Safety

Precautions regarding electrical hazards and safe handling of components.

Safety Inspection Guide

A checklist to identify potential hazards before servicing the computer.

Handling Electrostatic Discharge-Sensitive Devices

Procedures to protect sensitive electronic components from ESD damage.

Grounding Requirements

Essential information on proper grounding for operator safety and system function.

Safety Notices

Specific warnings and cautions provided in English for safety awareness.

General Information

Specifications

Details the physical and environmental specifications of the computer.

General Checkout

Using the Setup Utility

Starting the Lenovo BIOS Setup Utility Program

Instructions on how to access and launch the BIOS Setup Utility.

Viewing and Changing Settings

Guidance on navigating and modifying system configuration options.

Using Passwords

Information on setting and managing BIOS passwords for system security.

Administrator Password

Details on setting, changing, or deleting the administrator password.

Power-On Password

Instructions for setting, changing, or deleting the power-on password.

Enabling or Disabling a Device

How to enable or disable various device options within the BIOS settings.

Selecting a Startup Device

Procedures for changing the boot order or selecting a temporary startup device.

Symptom-to-FRU Index

Hard Disk Drive Boot Error

Troubleshooting steps for issues related to hard disk drive boot failures.

Power Supply Problems

Procedures for diagnosing and resolving power supply related issues.

POST Error Codes

Explanation of Power-On Self-Test (POST) error messages and their meanings.

Undetermined Problems

Troubleshooting steps for issues that cannot be diagnosed through specific errors.

Locating Connectors, Controls, and Components

Front View

Illustration showing the location of controls and components on the front of the computer.

Left and Right Views

Diagrams detailing connectors and components on the sides of the computer.

Rear View

Illustration indicating the location of connectors and ports on the rear of the computer.

Hardware Components

An exploded view showing the various internal hardware components of the computer.

Identifying Parts on the Motherboard

Detailed identification of connectors and components on the computer's motherboard.

Replacing Hardware

Pre-disassembly Instructions

Essential steps to take before beginning any hardware disassembly.

Replacing the Keyboard and Mouse

Step-by-step guide for replacing the keyboard and mouse components.

Replacing the Adapter

Instructions for safely removing and installing the external power adapter.

Removing the Stand Base

Procedure for detaching the computer's stand base.

Removing the Foot Cover

Steps to remove the protective foot cover from the computer.

Replacing the Hard Disk Drive

Detailed instructions for replacing the computer's hard disk drive.

Replacing the Optical Drive

Guide on how to remove and install the optical drive.

Removing the Stand Holder

Steps for detaching the stand holder assembly from the computer.

Removing the Rear Cover

Procedure for removing the rear external cover of the computer.

Removing the EMI Cover

Instructions for removing the Electromagnetic Interference (EMI) cover.

Replacing the Power Switch Board

Guide for safely replacing the power switch board.

Replacing the Converter Board

Steps to replace the internal converter board.

Replacing the Memory Module

Procedure for installing or replacing memory modules (RAM).

Replacing the System Fan

Instructions for removing and installing the computer's system cooling fan.

Replacing the Heat-Sink

Guide on how to replace the heat-sink assembly for thermal management.

Replacing the Speaker System

Steps for removing and installing the computer's internal speaker system.

Replacing the Wi-Fi Card

Procedure for replacing the wireless network interface card.

Replacing the Motherboard

Detailed instructions for removing and installing the main system board.

Replacing the Camera

Guide for replacing the integrated computer camera module.

Replacing the LCD Panel Module

Instructions for replacing the LCD screen assembly.

Replacing the LCD Panel Module-None Touch

Procedure for replacing the non-touch LCD panel module.

FRU Lists

FRU Lists

FRU Lists

FRU Lists

General Information

Additional Service Information

Provides supplementary information relevant to service representatives.

Power Management

Explains how power management reduces energy consumption in computer components.

Automatic Power-On Features

Details features allowing the computer to turn on automatically at scheduled times or events.

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