Generic 4 MB firmware image simply named SB.BIN, with no brand, model or board number in the name. Since the name is uninformative, identify the platform by inspecting the BIOS strings inside the file before relying on it. A 4 MB size corresponds to a 32 Mbit SPI flash chip. Technicians typically write such dumps with a CH341A or similar programmer to recover a non-booting motherboard. Read and back up the original chip first, and confirm the chip capacity matches the image size, otherwise it will not fit.
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 →