i am trying to sync my controller up to my PS3 and when i hold the PS button down it flashes a couple of times and then i turns off and then when i unplug it it just turns off and doesnt flash unless i push the button what can i do i was given it this christmas and it was working at my uncles house when he made sure it was working and he said all i had to do was get a cable to plug into my controller and my playstation