I got my 4 channel Bench tested just now and they said there was now sound comming outta the speakers..small speakers...WTF..the gains were as low as they go..is that why there was no sound??..dude said "It's Fried"..least i beat the check..no charge..lol...So i am getting a 2nd opinion this time i put the gains up in the middle..those guys did not move the gains at all...hope thats why it wouldnt work...so i put them in the middle...and my other shop is testing right now...hope its all cool...if not i dunno what to do...any suggestions please help