so i bought the kit for the iphone 4 its the gold color comes with gold lcd front and back and i bought the gold frame so i took all the parts outta the old one and installed them to the new one and i watched a video on how to do it and everything its connected right. But won't turn on, connect it to the pc with its apple wire it turns on and shows the apple logo every 3 secs idk whats wrong. please help