BIOS image for the ASUS N53SV motherboard revision 2.2, supplied as a 1.46 MB RAR archive. No GPU variant, version or tested status is given in the name. Technicians reprogram the SPI flash with such a dump when the laptop powers on with no display or after a failed update. Check that the revision printed on the board is 2.2, back up the existing chip contents before writing, and confirm the extracted file is exactly the size of the flash chip on 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 .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 →