i just hooked mine up and it wasnt working no power to the cap or the amp. does the cap have to be charged befor i hook it up or am i not doing it right. the directions kinda sucked and made no since so my firned told me how to. is there a tortiorial on here how to hook one up? how i did it was unplug the amp and hook the main power cable and the ground to the cap then take a nother pice of power wire//ground and hook it to the cap the run that ti the amp. is that how to do it?