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crwdns2944351:0crwdnd2944351:0iMac Intel 27" Retina 5K Display SATA Cable Replacementcrwdnd2944351:0crwdne2944351:0

crwdns2933797:0Jeff Suovanencrwdnd2933797:0crwdne2933797:0

crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Jeff Suovanen

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Introduction
Use this guide to replace the SATA cable on the back of the logic board in an iMac Intel 27" Retina 5K Display. Or (or to add itinstall one for the first time, if for example your system only came with a blade SSD and you want to supportadd a second drive).
'''Before beginning any work on your iMac:''' Unplug the computer and press and hold the power button for ten seconds to discharge the power supply's capacitors.
'''Be very careful''' not to touch the capacitor leads or any exposed solder joints on the back of the power supply.