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Causing a power surge in the logic board of 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 inside of the iMac is beautifully arranged
The inside of the iMac is beautifully arranged
Disconnecting the iSight's (Applespeak for webcam) USB cable
Disconnecting the iSight's (Applespeak for webcam) USB cable
On the logic board I found a number - I took a photo of it during one of my numerous assembling sessions
On the logic board I found a number - I took a photo of it during one of my numerous assembling sessions
Double, tripple, quadruple checking the PCIe SSD drive
Double, tripple, quadruple checking the PCIe SSD drive
The ultimate iMac Pro, 18 cores, 256GB RAM, 4TB SSD... € 16.308!
The ultimate iMac Pro, 18 cores, 256GB RAM, 4TB SSD... € 16.308!
YES, it works! The new logic board accepted keyboard input and allowed me to proceed with macOS installation
YES, it works! The new logic board accepted keyboard input and allowed me to proceed with macOS installation

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