A BIOS / firmware dump for Lenovo hardware. Shared as “ibm lenovo L-I946F rev 1.2”, 512 KB.
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 @biosschematics. 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 →