Firmware image for the HP ProBook 440 on Quanta board DA0X81MB6E0, marked as tested OK by the name. The RAR archive is 5.05 MB. Quanta's DA0 prefix identifies the board maker, and the X81 project code appears in the middle of the number on the PCB. A reported working dump is useful when the original BIOS chip is corrupted and no good backup exists. Even so, read the current chip with an SPI programmer before writing, check the board number matches, and confirm the file size fits the installed flash.
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 →