A boardview (component placement) file (board LA-K093P). Shared as “Eletro-X_FH5AT LA-K093P (REV 1B) (BDV).BDV” — a .bdv file, 511 KB.
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 .bdv file
Text-based boardview produced by Honhan / Hon Hai test tooling, with lightly obfuscated content.
OpenBoardViewFlexBVBoardViewer