The logic board of the iMac (21.5-inch, 2017), model A1418, 2017, 21.5-inch (non-Retina, 1920x1080). Known faults are being collected.
No guided tree is live for this board yet. The profile, the viewer and manual entry are there on the free plan, and the first sessions on it build the tree.
Checked on 2026-10-29 against 2 sources: corrected. CSV says '4K'; sources say this is the non-Retina 1080p 2017 board. beetstech lists 820-01069-A and 820-01069-B as printed part numbers of the 'Logic Board w/ CPU - iMac 21.5" A1418 (Mid 2017)' that is 'only compatible with the iMac 21.5" A1418 (Mid 2017)' with the standard 1920x1080 display (CPU 2.3GHz i5-7360U); a Rossmann forum thread describes an 820-01069-B from a '2017 21.5" iMac, non-retina ... A1418 non-retina'. Model name set to iMac (21.5-inch, 2017), identifier iMac18,1 (everymac EMC 3068). The 4K 2017 board is 820-01061 (previous row). Revision A is a placeholder until Studio records the real revisions.
Open the board in NextProbe, answer the symptom questions and follow the lit point. The free plan includes three guided sessions a month. Your own boardview and schematic stay on your machine.