BIOS binary for an Acer Aspire 5749 notebook, 4.00 MB in size, with no board number, revision or version in the name. The image fits a 32 Mbit SPI flash chip. It can be written with a hardware programmer to bring back a board that does not post because its firmware is damaged. Check the motherboard markings against the target unit, since the same model may ship with different boards, and keep a backup of the original chip before erasing it.
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 @biosbigarchives. 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 →