A BIOS / firmware dump (board 13269-1). Shared as “cedar_intel-MB 13269-1 PWB. FX3MC REV A00 (2).zip” — a .zip file, 4.42 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 @sm_bios. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Built-in OS tools7-Zip
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →