HP firmware package referencing ROM family 68RTU, with a note that DMI data was added, packed into a 2.56 MB ZIP. HP uses a 68 prefix followed by letters to name its system ROM families, but the model is not stated here. The added DMI part suggests serial, model or other system identity fields were written into the image. Check that this identity data suits your unit before reuse. Back up the original SPI chip with a programmer first and confirm the image size matches the flash capacity 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 →