BIOS firmware package for the HP 280 G2 MT and HP 280 G2 Pro MT desktop towers, labelled MAN_A046 and sized for an 8MB flash chip. The ZIP archive (4.77 MB) should be unpacked before use, and the image inside written to the SPI chip with a hardware programmer such as a CH341A when the board no longer posts. Read and save the original chip contents first, confirm the chip capacity matches the 8MB image, and keep the old dump so serial data and the Windows key can be restored if needed..
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 →