An archive of repair files for Dell hardware (board LA-G714P). Shared as “Dell LA-G714P REV 1.0(AOO).rar” — a .rar file, 5.71 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 @acheibios. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.