A boardview (component placement) file (board LA-6901P). Shared as “compal_la-6901p_r1.0_boardview (2).bdv” — a .bdv file, 1.26 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 @IT_SERVICE_WORLD. Enginerys does not host this file.
How to open a .bdv file
Text-based boardview produced by Honhan / Hon Hai test tooling, with lightly obfuscated content.
OpenBoardViewFlexBVBoardViewer