An archive of repair files (board DAZGUMB1AD0). Shared as “DAZGUMB1AD0 ZGU2_v1.19.rar” — a .rar file, 9.03 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.
7-ZipWinRARThe Unarchiver (macOS)