BACKGROUND: I have a Panasonic Th-46PZ85U. I have the 2 blinking lights as described above too. I downloaded the technical guide found in the link, but was unsure of my multimeter skills, since it has been a over a decade since electronics labs in university, so I called in two not-so-bright techs. They didn't have the technical guide and followed some other troubleshooting procedure to narrow it down to either the D or A Board; they said they detected the 15V, which rules...