BIOS firmware package for the Dell Inspiron 3647 desktop, with HNJFV appearing in the name as what looks like a Dell part or board identifier. The RAR archive is 3.25 MB and needs extracting before use; check what image or update files it holds. Technicians use a dump like this to recover a board that will not post or is stuck after a failed update, by writing it to the SPI flash with a programmer such as a CH341A. Read and save the original chip contents first, and confirm the image size matches the flash 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 →