LG UR80 User Manual page 131

Troubleshooting Sound Issues
If you experience any of the problems below while using the product, please check the
following: There may be no problem with the product.
First of all, perform a
abnormalities in the TV.
If you are using a set-top box, turn it off, and then turn it back on.
Make sure that the set-top box is correctly connected to your TV.
The screen is fine, but it does not play any sound.
Try another programme.
Adjust the volume with the remote control for the TV.
When using a set-top box, no sound will be produced if the volume of the set-top box is
set to 0 or mute. Set the volume to your preference with the volume button on the set-top
box remote control.
Sound Sound Out
Set the Sound Out
check it once again. If you can hear the sound without any problem, check the
connection with external speakers such as sound bar and the settings of the external
speakers.
There is no sound coming from one of the speakers.
Sound Advanced Settings Balance
Adjust the balance as necessary with the Navigation button in
When you are connecting to the
correctly connected. (
The TV sound is not synchronized with the picture, or the sound sometimes breaks
up.
If this happens on only some of the programmes, it may be caused by the broadcasting
company's transmission signal. Please have your broadcasting services provider
(wired/cable) diagnose the problem.
If all programmes are out of sync, go to
Match Screen and Sound
If you are using a set-top box, consult its supplier.
Support Sound Self-diagnosis
to Optical Out Device + TV Speaker
AV IN
, check if the audio left/right (white/red) cables are
AV IN port is available in certain models only.)
and adjust the sync.
or
Sound Advanced Settings
131
for check any
Use TV Speaker , and then
Balance .