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crwdns2892124:0crwdnd2892124:0iMac Intel 21.5" Retina 4K Display (2017) RAM Replacementcrwdnd2892124:0crwdne2892124:0

crwdns2892146:0Adam O'Cambcrwdnd2892146:0crwdne2892146:0

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Introduction
This guide details removing the logic board in a 2017 iMac 4K in order to remove or replace the RAM.
Opening this device requires cutting through adhesive that will need to be [https://www.ifixit.com/Guide/iMac+Intel+21.5-Inch+Retina+4K+Display+Adhesive+Strips+Replacement/64210|new_window=true|reapplied] after you finish the repair. Be sure to test your new RAM before sealing the iMac with the adhesive strips.
Some images in this guide use a 2015 iMac, which has minor visual differences. These differences do not affect the repair procedure.
This guide is marked "potentially dangerous" because it requires you to handle a power supply that contains large capacitors. Unplug the iMac and hold the power button down for at least 10 seconds to help discharge the capacitors. Handle the board by the edges and do not touch surface components.
Conclusion
To reassemble your iMac, follow these instructions in reverse order and use the [https://www.ifixit.com/Guide/iMac+Intel+21.5-Inch+Retina+4K+Display+Adhesive+Strips+Replacement/64210|new_window=true|adhesive strip installation guide] to seal up the display.

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  • iMac Intel 21.5" (2012-2017) Adhesive Strips x1 added.