Digital set-top boxes and television after the connection, there is no sound, the image is yes, how can I do nothing, the TV also has a sound, no mute
The key is to check your friend, the set-top box has no audio output, the set-top box is not muted, and audio and video connection lines are not short circuit or open circuit, TV and set-top box connected to the correctness of these aspects to check one by one try, generally several aspects of this issue.
Check the sound of the TV itself first! Looking at the set-top boxes
Hello, the TV is out of power. Again, there's no sound
