BIOS firmware archive for a laptop motherboard numbered DA0LX3MB8F0, revision F, packed as a 1.73 MB RAR. The DA0...MB...0 pattern is Quanta's board numbering, so the board maker is Quanta even though the notebook brand is not stated in the name. Extract the archive and inspect the image before use, then read and save the original SPI flash contents with a programmer such as a CH341A. Confirm the board number and revision silkscreened on the PCB match, and that 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 →