Toshiba T130 BIOS dump for the DA0BU3MB8F0 mainboard, compressed into an 868 KB RAR. The DA0 prefix indicates Quanta numbering, as Quanta manufactured this board for Toshiba. Technicians use such a dump to recover a unit that does not post or that has a corrupted firmware after a failed update. Read the onboard flash chip with a programmer and store the copy before writing anything, and check that the board code printed on the PCB matches the one in the name exactly, including any revision marking.
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 →