A BIOS / firmware dump (board DA0AT2MB8H0). Shared as “DA0AT2MB8H0 Quanta AT1-AT2.rar” — a .rar file, 1.23 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 @generalbios. 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.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →