Fully working BIOS for the ASUS Q409Z laptop on the NB5936_MB_V3 mainboard, packed as a 9.94 MB RAR. The NB-prefixed board code with its V3 revision appears on the PCB silkscreen and should be compared before use. Technicians flash the SPI chip with an external programmer when the notebook shows no display, loops on power-up or has a corrupted BIOS. Keep a copy of the original chip contents, which may include serial data. Make sure the image size equals the flash chip capacity.
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 →