BIOS dump taken from an AsRock M3A UCC motherboard, delivered as an 828 KB rar archive. The name gives no version, so treat it as a raw chip read intended for direct programming. Technicians write such an image onto the flash with a programmer when the board shows no display or stays in a reset loop after a bad update. Before writing, save the original chip contents, confirm the image fits the installed chip size, and check that the board model on the PCB is the same.
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 @biosarchive. 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 →