BIOS dump for the Lenovo E40 notebook, made for Quanta board DAGC5CMB8D0, revision D, with the 8L layer marking noted in the name. The image targets a 2MB SPI flash and is supplied in a small RAR archive. DA-prefixed numbers ending in a revision letter are typical of Quanta-made motherboards. Techs reflash such files with an external programmer when a board shows no display or boot loop. Verify the revision on the PCB first and save the current chip contents, since a size mismatch will prevent 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 →