Mainboard BIOS for the ASUS X52F, where the name indicates it runs on the K52F motherboard and K52F model, as ASUS often shares boards between the X and K lines. The raw binary is 4 MB, matching a 32 Mbit SPI flash. Write it with an external programmer to recover a board that fails to POST or was damaged by a bad update. Check the board label, confirm the chip capacity, and back up the original firmware before flashing.
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 →