Working BIOS package for the Dell Precision Tower 3620, marked as fully tested, in a 10.3 MB RAR archive. The name gives no version or board revision, so inspect the contents to see which images are included. Technicians use dumps like this to bring back boards with corrupted firmware by writing the SPI flash directly with a programmer. Read and keep the original chip data first, because it stores unit-specific information, and make sure the file size matches 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 →