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How to upgrade a 27-inch iMac 5K

Replacing the Fusion Drive with both a SSD and an harddisk

July 30, 2020 -

This month I did an attempt to upgrade my 27-inch iMac 5K. I wanted to replace the fusion drive with a SSD and a large hardisk. In addition I decided this was a good time to upgrade the RAM memory as well, maxing it out at 64GB. I was on a mission to create the ultimate iMac, but things didn't go to plan!

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The Debian GNU/Linux installer was in fact recognised by the iMac
The Debian GNU/Linux installer was in fact recognised by the iMac
An average fly is bigger than most screws inside the iMac
An average fly is bigger than most screws inside the iMac
Disconnecting the power button cable
Disconnecting the power button cable
Decoupling the fusion drive: separating the conventional harddisk from the PCIe SSD
Decoupling the fusion drive: separating the conventional harddisk from the PCIe SSD
Many hours later, the iMac was working again!
Many hours later, the iMac was working again!
Using a special roller to cut the iMac open
Using a special roller to cut the iMac open

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