BIOS archive for the HP Pavilion dv7-4065dx, which uses the Quanta DA0LX3MB8F0 main board, revision F, in a 1.54 MB RAR. The DA0-prefixed code is Quanta's board numbering, with the last characters giving the revision, so compare it with the label on your PCB. Flash the extracted image to the SPI chip using an external programmer to recover from a corrupted BIOS. Back up the existing chip first, and check that the image matches the flash capacity 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 →