Large 148 MB RAR archive for HP, described by its name as a video tutorial on HP BIOS preparation tricks rather than a single firmware image. It is likely aimed at technicians learning to edit or rebuild HP BIOS dumps, for example inserting serial data or preparing an image for SPI programming. The exact contents and board coverage are not stated, so review the material before applying methods to a customer board, and always keep a backup of the original chip before experimenting.
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 @IT_SERVICE_WORLD. 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 →