Table of Contents
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Table of Contents
Related Manuals for Lenovo Y540-17IRH-PG0
Summarization of Contents
Chapter 1. Safety Information
General Safety
Rules for ensuring general safety during maintenance operations.
Electrical Safety
Guidelines for working safely with electrical equipment.
Safety Inspection Guide
Checklist to identify unsafe conditions before service.
Handling Devices Sensitive to Electrostatic Discharge
Precautions for preventing ESD damage to components.
Grounding Requirements
Importance of electrical grounding for safety and system function.
Safety Notices (Multilingual Translations)
Safety warnings provided in multiple languages.
Chapter 2. General Checkout
Important Notes
Key considerations before proceeding with checkout procedures.
What to Do First
Initial steps and information required when returning a FRU.
Checking the AC Power Adapter
Procedure to test the AC power adapter for functionality.
Chapter 3. Identifying FRUs (CRUs)
Locating FRUs and CRUs
Introduction to different types of service parts (FRUs and CRUs).
Major FRUs and CRUs
Lists and illustrates primary FRUs and CRUs with serviceability.
LCD FRUs and CRUs
Identifies FRUs and CRUs specific to the LCD module.
Miscellaneous Parts
Lists small parts like screws and gaskets as FRUs.
Looking Up FRU Information
Guidance on finding detailed FRU information online.
Chapter 4. Removing a FRU or CRU
General Guidelines
Essential rules to follow before and during FRU/CRU removal.
Remove the Service Door
Step-by-step instructions for removing the computer's service door.
Remove the Solid State Drive (SSD)
Procedure for safely removing the SSD module.
Remove the Hard Disk Drive (HDD)
Detailed steps for removing the HDD assembly.
Remove the Lower Case
Instructions for detaching the bottom cover of the laptop.
Remove the Battery Pack
Step-by-step guide to safely remove the main battery.
Remove the Coin-Cell Battery
Procedure for detaching the coin-cell battery.
Remove the Memory Modules
Steps to access and remove RAM modules.
Remove the Wi-Fi Card
Instructions for removing the wireless network card.
Remove the Heat Sink
Steps to detach the heat sink assembly.
Remove the Fans
Procedure for removing the cooling fans.
Remove the I/O Board
Steps to detach the Input/Output board.
Remove the Speakers
Instructions for removing the internal speakers.
Remove the Keyboard Transfer Board
Procedure for removing the keyboard's transfer board.
Remove the System Board
Comprehensive steps for removing the main system board.
Remove the Power Button Board
Procedure for detaching the power button assembly.
Remove the Upper Case (with keyboard)
Steps to remove the top chassis including the keyboard.
Disassemble the LCD Module
Initial steps to begin disassembling the LCD module assembly.
Remove the LCD Panel
Procedure for carefully removing the LCD panel from its bezel.
Remove the Camera Board
Steps to detach the camera module.
Appendix B. Label Locations
All Base Cover Labels
Details on various labels attached to the base cover.
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