A BIOS / firmware dump. Shared as “熊猫贝贝DVD-XM-658-8202L-HD65-25T80.BIIN” — a .biin file, 1.00 MB.
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 @ShareMan_Electronic_Files. Enginerys does not host this file.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →