An archive of repair files for HP hardware (board DAXW3EMBAF0). Shared as “HP ZBook 17 G6 DAXW3EMBAF0.rar” — a .rar file, 18.9 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 @Satale_bios_esquemas_Laptop. 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.