BIOS binary whose name refers only to a lock and to version 14, without naming any laptop model, brand or board number. It may relate to a supervisor-password or BIOS lock condition, but the file name alone does not confirm what it unlocks or which platform it belongs to. The 16 MB size corresponds to a 128 Mbit SPI flash chip. Before programming, inspect the contents in a hex editor to identify the platform, check that the chip capacity matches, and keep a full backup of the original chip.
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 @anztechnology. 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 →