I've been using Motorola DCH6416 a few months with no issues. Today it would not power on with remote or by pushing power button on unit. I unplugged it & after plugging back in it displayed 8888 a few seconds then 8888 was replaced with a small blue dot. TV will not power on while connected to unit but is fine when disconnected from it. I hate to lose all shows recorded on it but I'm assuming there are no other options since tv will not even operate while connected?? I...