Working BIOS image for an HP 15 laptop on Quanta board DA0U92MB6D0, revision D, made for a 25Q32FV SPI flash, a 32 Mbit (4 MB) chip. The 2.35 MB RAR archive holds a dump meant for direct chip programming. DA0 prefixes identify Quanta as the board maker. Technicians use it when a notebook shows no display or loops at power-on because of corrupted firmware. Dump the existing chip as a backup, confirm that the PCB revision is D, and make sure the extracted image size equals 4 MB.
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 →