Second 1 MB BIOS image for an L300, the (2) in the name suggesting an alternate dump or another variant alongside a similar file. It is not stated how it differs, so compare both images in a hex editor before choosing one. The raw binary fits an 8 Mbit SPI flash and is written with an external programmer. As the board number is not given, confirm the motherboard from its PCB and save the existing chip contents first so a working state can be restored.
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 →