BIOS for the Toshiba Satellite R850-162, with FAL5SY2 and A2971 A in the name likely identifying the board, for the discrete-graphics version, in a 4.66 MB ZIP.

Toshiba BIOS image in a RAR archive; the name gives FAL5SY2 and A2971 A, which look like the board code and revision marking, though the laptop model is not stated.