A boardview (component placement) file for Apple hardware (board 820-01700). Shared as “820-01700.bvr” — a .bvr file, 1.12 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 @schematics_bios. 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.