64 KB firmware file for the ASUS K54C board revision 2.1, a size that points to embedded controller or keyboard-controller code rather than the main BIOS. A faulty EC image commonly causes symptoms such as no power-on, no charging or fan problems. Flash it into the small dedicated chip with an external programmer after reading out and saving the original. Check that your motherboard is revision 2.1 and that the target chip is indeed 64 KB before writing.
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 →