Full 8 MB BIOS dump for the Lenovo G50-45, marked OK by the uploader as a working image. The size corresponds to a 64 Mbit SPI flash chip. No motherboard number is given, so check the board code on your PCB against known G50-45 boards before using it. It is written with an external programmer to revive a laptop with corrupted firmware or a failed update. Read and keep the original chip contents first, as they may hold serial numbers and other unit-specific data."}
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 @biosarchive. 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 →