"SAMSUNG LCD TV LN32A550P3FX2A won't power on"에 답변Most of these power button are nothing more than a plastic accuator that presses on a surface mount switch, of which you can purchase less than .15 cents.
"Why can't I get my radio to turn on?"에 답변On the receptical built into the back housing, there is a small switch that when the ac cord is pluged in to route the power for ac, when the cord is removed this same switch allows the battery dc power to be routed, it this small switch causing the problem. when you remove the back portion look closely at this switch, you may have to hard wire around it for whatever power source you want to use. Finding that part will be an issue.
"Won't power on or charge"에 답변First check the fuse.