Original Logic Board For iMac A1418 21.5" 2K Motherboard With i5-7360U 2.3GHZ CPU 820-00629-A MMQA2 2017 Years - AliExpress
iMac 21.5" (EMC 2889) 2.8 GHz Logic Board
Apple Genuine 661-02290 Logic Board 2.3GHz DC IRIS 8GB HDD for iMac 21.5 inch Mid 2017
2017 21.5” iMac 4K completely died during a software update. Apple Store claims corrosion is the issue and that it requires a $500 logic board replacement. Has anyone seen this before? And is this actually corrosion or something else? Any advice would be ...
Fully Test Work Original Logic Board For iMac 21.5" A1418 Motherboard 820-00597-A 820-00629-A Mid 2017 Year - AliExpress