Acer Aspire One 751h BIOS files in a 495 KB RAR archive. The name gives only the model, without board number or firmware version. After unpacking, check the image size, since a raw dump must match the capacity of the SPI chip fitted to the netbook. Direct programming with an external flasher is the standard fix for a dead board after a bad update. Read and save the original chip contents beforehand and confirm the motherboard matches the AO751h.
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 @ComputerBIOSBinFile. 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.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →