BIOS dump for the ASUS X505ZA notebook, mainboard revision 2.0, with the X505ZA-AS variant named. Technicians use such an image to revive a board with corrupted firmware by writing it to the SPI flash chip with an external programmer like a CH341A or RT809. First read and save the original chip, which carries serial and licence data, check that the PCB revision reads 2.0, and make sure the extracted image size equals the flash chip 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 →