BIOS for an R3-471 notebook on Quanta ZQX board DA0ZQXMB8E0 revision E, supplied as a 6.68 MB RAR. Quanta encodes its boards as DA0 plus project code plus MB and revision, which matches this number. Write the image to the SPI flash with a programmer when the laptop fails to power on to display or loops after a bad update. Confirm the board code and revision letter on the PCB, save the original chip contents, and check that the image size equals the 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 →