Working BIOS image for a laptop board numbered DA0X8CMB6E0, revision E, stored in a 5.68 MB RAR archive. The DA0 prefix and MB suffix follow Quanta's numbering, meaning Quanta manufactured the board for whichever brand sold the notebook. Repair shops flash this kind of dump onto the SPI chip with an external programmer to revive a dead or looping board. Match the revision letter printed on the PCB, verify the file size equals the chip capacity, and back up the original contents before writing.
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 →