ASUS A43SJ BIOS image saved as a 2.50 MB binary, without version or board revision in its name. The unusual size does not match a standard SPI flash capacity, so it may be a partial region, a BIOS-only extract or an update file rather than a complete chip dump. Check it in a hex editor or UEFI tool before writing. A full image must equal the chip size, otherwise programmers will refuse or leave the board unbootable. Back up the original chip and confirm the board.
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 .bin file
A raw, byte-for-byte image of a flash chip: the main BIOS / UEFI, the embedded-controller (EC) firmware, or both.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →