ok i discoonected all my back and front speakers from head unit so far i try hooken the back only to the amp but almost their i can hear music with the rca cable only then i connect the back speaker to the amp and then from the head unit wire back peaker i connect only one wire and its music i didnt connect both head unit wire because when i do that it turn off or their no music at all my amp ligh turns on on the short?the only one wire i think its the positive i only connect so that the music can be hearing true its weird is it? if i try connecteing both + , - it short off and my short light on my amp turn on . but i have gotten a lil closer to fixing it their something im doing wrong? am i suppost to connect the speakers>>>amp>>>> head unit? like this?