alrite ther i have a problem with my twin subs in my boot. i turned up my music and one of the subs made a cliking noise and now only plays almost silently and it was only one of the subs the other is fine? it is not fuzzing or crackling which would indicate its blown and the connections are all still ok cos its still playing but really really quietly.what do you think is wrong,bust my amp?what can i do? help please