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Troubleshooting
Problems Possible Solutions
There is no sound.
•
Check whether ARC is selected at > Settings > Display & Sound
> Audio Output > Audio Output. If not, you need to check whether the
external power amplifier device is connected to the ARC port or optical
port of the TV.
•
> Settings > Display & Sound > Audio Output > Digital Audio
Out. You can try to select Auto, Pass Through, PCM, Dolby Audio -
Dolby Digital, or Dolby Audio - Dolby Digital Plus.
• Whether the power amplifier device port is connected correctly.
•
If you select HDMI as input, you can try > HDMI Format.
Related information
External source connected but no picture or sound. on page 52
HDMI & CEC Issues
When HDMI & CEC is not working, these steps may help resolve the problem.
Problems Possible Solutions
HDMI & CEC does not work.
• Confirm that the device is a HDMI & CEC compatible device.
• Check if the power cable of the HDMI & CEC device is properly
connected.
• Check the cable connection of the HDMI & CEC device is secure.
•
Check HDMI & CEC feature of your TV is turned on.
> Settings > Channels & Inputs > Inputs > HDMI control
• Check HDMI & CEC feature of the connected device is turned on.
• Depending on the connected HDMI device, the HDMI & CEC control
feature may not work.
Application Issues
When some apps do not play, this may help resolve the problem.
Problem Possible Solutions
Netflix cannot be played.
•
> Settings > Apps > See all apps > Netflix > Force stop, then
reopen to try again.
•
You can try to restart the TV at > Settings > System > Restart.
Media Files
When files do not play, this may help resolve the problem.
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