Firmware archive whose name only states N650DU, compressed as a ZIP of about 4.51 MB. No brand, board revision, chip type or ME status is given, so the contents should be examined to confirm what the image covers before flashing. N650DU is a model-style code, and such files are commonly used to recover a bricked BIOS chip with an SPI programmer. Match the code against the sticker or PCB marking, read and save the original chip first, and verify that the dump size fits the flash memory installed on the board.
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 .zip file
Compressed archive that every operating system opens without extra software.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →