BIOS image for the Lenovo G505, stored as a 4.00 MB binary with no board number stated in the name. A 4 MB file fits a 32 Mbit SPI flash chip. Technicians program it with an external SPI programmer to recover a board after a failed update or corrupted firmware. Confirm the motherboard number printed on the PCB and the chip capacity before flashing, since different board revisions of the same model may need different images, and save the existing dump first.
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 @bios_laptop. 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 →