Battery check first
If the door moves but the light blinks and nothing happens, check the wall button battery and the remote battery before assuming the logic board is bad. Most houses in Oatfield went up around 1976, a few years ahead of the 1964-2006 range's 1980 median for the rest of the service area, which means a good share of these garages still run original chain-drive openers from a manufacturer that may not exist anymore.