SOLUTION OK, My Panasonic SN966S Microwave suddenly died yesterday. Also after 2.5 years of average use, it suddenly started beeping and cycling through power levels before going totally unresponsive. My wife was distraught at the thought of no microwave for the next 10 days. So I dissasembled it and was able to confirm it is the Membrane keypad that seems to have failed. I wasn't able to remove the membrane keypad, and I had no replacement redily available. So I pondered what would be the next best thing. My wife would be happy if we could warm tea or vegatables, so we don't need all the fancy extra keys. My best estimate was that one of the rows or colums was shorting out 100% of the time, causing the keyboard Matrix to no longer be readable by the CPU. I guessed that if I was able to break the short open, all would be good. But that looked like a lot of work to attempt to hack open the mebrane and risk destroying it, and the aesthetics would not make my wife happy. So I experimented, with a strip of...