For a guy who earns his living on television, I watch surprisingly little of it. But still, when my nine year old Samsung 46-inch LED went on the fritz this weekend, I suddenly felt unconnected. But what to do. First, the bad news. Not many places repair them. Parts are hard to get. Everything is on a circuit board. The board you need has to come from the manufacturer and that can take so much time that most independent electronic repair facilities find it financially prohibitive to try and fix them. Besides, they’re big and heavy and the owner has to unplug and haul them to a shop. Shop owners…