ES10ISX BIOS in the Coradir branded variant, Coradir being an Argentine manufacturer that sold systems on this board. The 1.19 MB RAR archive holds the vendor build, suitable for restoring a bricked board or bringing back the Coradir logo and settings. Writing is normally done with an external SPI programmer when the system shows no picture. Verify that the motherboard carries the ES10ISX code, read and store the original chip contents first, and make sure the extracted image matches the flash capacity before programming.
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 →