Table of Contents
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Table of Contents
Related Manuals for Lenovo 15ARH7H
Summarization of Contents
Chapter 1. Safety Information
General Safety
Rules for general safety during maintenance procedures.
Electrical Safety
Guidelines for safely working with electrical equipment and avoiding hazards.
Safety Inspection Guide
Guide to identify potentially unsafe conditions before servicing.
Handling ESD-Sensitive Devices
Precautions for handling parts sensitive to electrostatic discharge.
Grounding Requirements
Importance of electrical grounding for operator safety and system function.
About This Manual
Supported Lenovo Products
Lists the specific Lenovo product models covered by this manual.
Chapter 2. General Checkout
What to Do First
Information required when returning a Field Replaceable Unit (FRU).
CRU List
List of Customer Replaceable Units (CRUs) for the product.
Chapter 3. Identifying FRUs (CRUs)
Locate FRUs and CRUs
Using illustrations to identify FRUs or CRUs for replacement.
Chapter 4. Removing a FRU or CRU
Service Tools
Lists necessary tools for servicing Lenovo computers.
General Guidelines
Important advice for performing FRU removal and replacement.
Remove the Lower Case
Step-by-step instructions to remove the computer's lower case.
Remove the SSD Plate (L)
Procedure to remove the left solid-state drive plate.
Remove the SSD Plate (R)
Procedure to remove the right solid-state drive plate.
Remove the Solid-State Drive (SSD)
Steps for removing the Solid State Drive (SSD).
Remove the SSD Stand Off
Steps to remove the SSD stand off.
Remove the Battery Pack (Legion 5 151AH7H, Legion 5 151AH7)
Instructions for removing the battery pack for specific models.
Remove the Battery Pack (Legion 5 15ARH7H, Legion 5 15ARH7)
Instructions for removing the battery pack for specific models.
Remove the Touchpad Board Cable
Steps to disconnect and remove the touchpad board cable.
Remove the Speakers
Procedure for removing the computer's speakers.
Remove the Wi-Fi Card
Steps to detach and remove the Wi-Fi card.
Remove the Memory Module
Procedure to remove the memory module.
Remove the DC-in Bracket
Steps to remove the DC-in bracket.
Remove the Thermal Module
Instructions for removing the thermal module (heat sink).
Remove the CMOS Battery
Steps to remove the CMOS battery.
Remove the I/O Board
Procedure to remove the Input/Output (I/O) board.
Remove the System Board and the I/O Board Cable
Steps to disconnect and remove the system board and I/O cable.
Flash Key ID Information
Using a specific tool to flash key ID information onto the new system board.
Remove the Strip Cover
Steps to remove the strip cover.
Remove the LCD Module
Procedure to remove the LCD module.
Disassemble the LCD Module
Instructions for disassembling the LCD module into its components.
Remove the LCD Bezel
Steps to remove the LCD bezel.
Remove the Hinge Cover
Steps to remove the hinge cover.
Remove the LCD Panel
Procedure to remove the LCD panel.
Remove the EDP Cable
Steps to disconnect and remove the EDP cable.
Remove the Sensor Board
Steps to remove the sensor board.
Remove the Camera Bracket and Camera Cable
Steps to remove the camera bracket and its cable.
Remove the Microphone Rubber
Steps to remove the microphone rubber.
Remove the Camera Board
Steps to remove the camera board.
Remove the LCD Cover
Steps to remove the LCD cover.
Appendix A. Label Locations
Base Cover Label Layout
Diagram showing label placement on the computer's base cover.
Base Cover Labels
Details of various labels for the base cover, including country/region and dimensions.
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