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Complete Teardown & Repair Guide: iMac 21.5-inch 4K (2019) | Model A2116

Inside the 2019 iMac 4K: We strip the A2116 (EMC 3195) down to the screws. Learn the correct way to cut the adhesive, remove the ‘Dust Catcher,’ and safely extract the Logic Board without damaging the 4K display.
iMac 2019 21.5 Repair, A2116 Logic Board Removal, iMac EMC 3195 Upgrade
Computer screen displaying a secure remote desktop session with network icons and encryption padlocks

Wired Networks 101A – Introduction to Ethernet, Cabling, and Network Setup Basics

Remote Access 102 – Advanced Guide to Securely Connect and Control Devices

Person inspecting a MacBook in a bright room with a checklist beside them

Buying a Used Mac? Here’s What to Check & How to Avoid Costly Mistakes

Disassembled iPhone 12 Pro Max showing key internal components like the triple camera system, LiDAR sensor, and logic board

A Look Inside the iPhone 12 Pro Max – TEKDEP Teardown & Repair Overview

Fully disassembled iPhone 14 showing internal layout including battery, logic board, cameras, and display

iPhone 14 – Full Teardown & Complete Repair Guide

Disassembled Google Pixel 7a showing internal components like battery, motherboard, and camera modules

Google Pixel 7a – Full Teardown & Step-by-Step Repair Guide

iPad Air 5th Gen (2022) disassembled, showing battery, logic board, and internal layout

iPad Air 5th Gen (2022) – Full Teardown & Repair Guide

M2 Max 16-inch MacBook Pro fully opened showing logic board, battery, and internal components

M2 Max 16” MacBook Pro – Full Teardown, Repair & Disassembly Guide

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