Boot ROM dump for the MacBook model A1181 in a version marked nvidia in the name, indicating the later white MacBook with NVIDIA chipset graphics. The file is 4.00 MB, corresponding to a 32 Mbit flash chip, which differs from the Intel version of the same model number. Use it to recover a machine with a corrupted EFI that powers on without chime or video. Confirm the graphics platform and chip capacity on your board, and back up the existing contents before writing with a programmer.
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 @abgm_manutencao_bios. Enginerys does not host this file.
How to open a .bin file
A raw, byte-for-byte image of a flash chip: the main BIOS / UEFI, the embedded-controller (EC) firmware, or both.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →