BIOS binary for the 2560p model designation, 8.00 MB in size, with an extra letter c in the name whose meaning is not stated. No brand, board number, revision or firmware version is given. A raw image like this is programmed onto the motherboard SPI flash chip to bring back a board with corrupted firmware. Before writing, read the original chip and keep the backup, confirm the chip capacity is 8 MB, and make sure the board matches the model you are repairing.
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 @biosfilebins. 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 →