V12 Subwoffer won't work

[c2cabrera]

Good Day sir's newbie po. Ask lng po ako. I have a V12 sub and now ayaw na gumana. Kinalikot ng friend ko and now I don't know kng anong fuse dapat gamitin. Salamat po

[Brent]

Does not work as in does not turn on? I think better to bring to a shop to have it looked at. Because it's not easy to diagnose online via imagination.