How to replace the main logic board in a 27-inch iMac 5K

Replacing the Fusion Drive with both a SSD and an harddisk

July 30, 2020 - Willem L. Middelkoop

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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Removing an iMac speaker

The RAM hatch pops open using the secret button inside the power connector

Disconnecting the iSight's (Applespeak for webcam) USB cable

It contained a new logic board, but without a processor

Removing adhesive strips - pretty low tech task

LUCKY ME! Found a perfectly matching replacement logic board - in new old stock condition!

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Articles (148)

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2024-03-05 No, I Won't Build That!
2024-02-16 Vision Pro
2024-01-16 Health and fitness data
2023-12-15 Backup Rotation Scheme
2023-11-10 Apple Watch as Phone
2023-11-01 And... there is light!
2023-10-14 Giving AI Training
2023-10-13 Hello, stranger
2023-08-23 The Same, Differently
2023-05-31 Impact of training
2023-05-08 Tablet as Tool
2023-05-03 Using AI to generate code
2023-05-01 Working Offline First
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2023-04-05 Cutting Cloud Costs
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2022-04-18 Snake '97 High Scores
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