TAKE YOUR TV OUT OF HD MODE AND PUT IT BACK ON REGULAR TV IT WILL WORK THEN BUT YOU WONT HAVE HD
DONT KNOW WHY IT DOES THAT..HAVENT CONTACTED COMCAST TO FIND OUT WHY THO...AT LEAST I CAN WATCH (AND HEAR) THE TV AGAIN
TAKE YOUR TV OUT OF HD MODE AND PUT IT BACK ON REGULAR TV IT WILL WORK THEN BUT YOU WONT HAVE HD
DONT KNOW WHY IT DOES THAT..HAVENT CONTACTED COMCAST TO FIND OUT WHY THO...AT LEAST I CAN WATCH (AND HEAR) THE TV AGAIN