Hardware reset - GCC-4521B

Hello! I have an combo drive GCC-4521B that I’ve tried to upgrade firmware from 1.05 to 1.07; the update program upgraded the drive and said to restart computer; i pressed ok and I pressed upgrade again from mistake. and…the drive begin upgrading and the computer shuted down and didnt complete writing firmware :frowning: ;sou…now the drive isnt detected in bios…how can I reset or REupdate the firmware? if anyone could give me an advice, please.

You cannot, your drive is toast.