A boardview (component placement) file for Apple hardware (board 820-4668). Shared as “A1418_iMac_21.5inch_Mid2014_820-4668-A.cad” — a .cad file, 1.58 MB.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @Satale_bios_esquemas_Laptop. Enginerys does not host this file.
How to open a .cad file
GenCAD text export, the usual format for Compal, Quanta, Wistron and Dell / HP / Lenovo laptop boards.
OpenBoardViewFlexBVBoardViewer