Troubleshooting All Channels Out No Picture No Sound Single Channel Out Nex-Tech TV Supported Devices TV Now Remote Control Use (Amino Amigo 7X Users) TV Now Remote Control Use (Amino Amigo 7Y Users) TV Now Remote Control Use (Firestick Users) TV Now Troubleshooting Blank Screen/No Picture (Amazon Firestick) TV Now Troubleshooting Blank Screen/No Picture (Amino Amigo)