A BIOS / firmware dump for Sony hardware (board DA0GD3MBCD0, MBX-216). Shared as “SONY MBX-216 DA0GD3MBCD0 4MB _ 2MB BIOS _ EC.rar” — a .rar file, 5.33 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 @Laptopbiossolutions. 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.
7-ZipWinRARThe Unarchiver (macOS)
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →