Sound
You can not hear any sound. Did you perhaps interrupt the sound, pressing � � key?
Remote Control
Your TV no longer responds to the remote control. Press the � 79 � button on the remote control once more. Perhaps the batteries are exhausted. If so you can still use the local keys at the front of your TV. Have you selected the wrong menu? Press � 79 � key to return to TV mode or press � � to return to the previous menu.
No solution
Switch your TV set off and on. If this does not work, call the service personnel; never attempt to repair it yourself.