An archive of repair files for ASUS hardware. Shared as “Asus_A43S(Corei_5_Gen2_RADEON_HD_6730).rar” — a .rar file, 989 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 @one5technology. 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)