A boardview (component placement) file for Apple hardware (board 820-03286). Shared as “Apple X2819 MLB 820 03286 051 09344.bvr” — a .bvr file, 3.85 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 @ShareMan_Electronic_Files. Enginerys does not host this file.
How to open a .bvr file
Text boardview from the BoardView R family of tools, seen for Lenovo, MSI and Clevo boards.