Table of Contents
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Table of Contents
Related Manuals for Lenovo 80EQ
Summarization of Contents
Safety Information
General Safety
Rules to ensure general safety during machine maintenance.
Electrical Safety
Rules to follow when working on electrical equipment for safety.
Safety Inspection
Checklist to identify potentially unsafe conditions before service.
Handling ESD-Sensitive Parts
Procedures for protecting parts from electrostatic discharge damage.
Grounding
Importance of electrical grounding for operator safety and system function.
Safety Notices (Multilingual)
Safety warnings provided in multiple languages.
Important Service Information
FRU Replacement Strategy
Guidelines and strategy for replacing Field Replaceable Units (FRUs).
Hard Disk/SSD Drive Replacement
Specific strategy for replacing hard disk or solid-state drives.
System Board Replacement Notice
Important considerations for handling and replacing a system board.
FRU Identification
How to identify major FRUs using Lenovo eSupport.
General Checkout
Initial Steps for Checkout
Information to include when returning a FRU.
Power System Checkout
Steps to verify the functionality of the power system.
AC Power Adapter Check
Procedure to test the AC power adapter's output voltage.
Battery Pack and Charging Check
Steps to check the external battery pack and its charging.
Related Service Information
OneKey Recovery System Restore
Instructions for restoring the system to factory default using OneKey Recovery.
Power Management Overview
Explanation of screen blank, sleep, and hibernation modes.
Password Management
Power-On Password
Protects the system from unauthorized power-on.
Hard Disk Password
Secures access to the hard disk drive.
Administrator Password
Controls access to the system setup utility.
Status Indicators
System Status Indicator Guide
Explains the meaning of various indicator lights on the computer.
Function Keys
Function Key Descriptions
Details the functions of various Fn key combinations.
Component Locations
Locating FRUs and CRUs
Introduction to finding Field Replaceable Units and Customer Replaceable Units.
Major FRUs and CRUs
Lists major FRUs with part numbers and model compatibility.
LCD FRUs
Identifies specific FRUs related to the LCD assembly.
Miscellaneous Parts and FRUs
Lists other minor parts and FRUs not categorized elsewhere.
FRU Replacement Notices
CRU Statement for Customers
Explains customer responsibilities for CRUs.
Screw Notices
Notices and guidelines for handling and tightening screws.
FRU Removal and Replacement
General FRU Handling Guidelines
General procedures and precautions before servicing FRUs.
External Battery Pack Removal
Steps to remove the external battery pack.
Keyboard Removal
Steps to remove the keyboard.
Hard Disk/SSD Drive Removal
Steps to remove the hard disk or solid-state hybrid drive.
System Board Removal
Steps to remove the system board.
LCD Front Bezel Removal
Steps to remove the LCD front bezel.
Appendix A: Notices
General Lenovo Notices
General legal, warranty, and usage notices from Lenovo.
Electronic Emissions Notices
Information regarding electronic emission standards.
Trademarks
Lists trademarks and other legal disclaimers.
Appendix B: Abbreviation Table
Abbreviation Table
Glossary of abbreviations and acronyms used in the manual.
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