User Manual
Page 33
... Troubleshooting No picture, no sound Verify if the television is available. Verify if electricity is properly plugged. Make adjustments by a qualified registered service person. Verify if the antenna is interrupted. Blank screen No sound Poor sound Verify if correct signals are input. Press TV/AV button ... MUTE button and verify if Mute mode is selected. Switch to see if the problem can not be repaired by FINE TUNE and MANUAL SEARCH. Refer to TV input. No picture in some or all pictures Verify if the antenna is correctly connected. Adjust the antenna....
... Troubleshooting No picture, no sound Verify if the television is available. Verify if electricity is properly plugged. Make adjustments by a qualified registered service person. Verify if the antenna is interrupted. Blank screen No sound Poor sound Verify if correct signals are input. Press TV/AV button ... MUTE button and verify if Mute mode is selected. Switch to see if the problem can not be repaired by FINE TUNE and MANUAL SEARCH. Refer to TV input. No picture in some or all pictures Verify if the antenna is correctly connected. Adjust the antenna....