TROUBLE SHOOTING
Before calling a service technician, please check the following table for a possible cause of the symptom
and some solutions.
General Problem / Solution
Remote control does not work
Change the batteries.
Check if batteries are installed correctly.
Check if main power is connected.
Check if there are some items between remote sensor and remote control.
Poor Signal
This is usually caused by interference from electronic equipments or radio interference sources.
Picture & Sound / Solution
No picture, no sound
Check the signal source.
Plug another electrical device into the outlet to check if it is working or turned on.
Check if power plug is in good contact with the outlet.
No sound, picture OK
If no sound, unmute the sound or increase the volume.
Open the sound menu and adjust ‘Balance’.
Abnormal picture
For no color or bad picture quality, you may:
1. Adjust the color option in menu settings.
2. Keep the TV at a sufficient distance from other electronic products.
3. Try another channel.
Bad TV signal (Display mosaic or snowflakes)
1. Check the signal cable and adjust the antenna.
2. Fine tune the channel.
3. Try anther channel.
Browser / Solution
Web page can not be displayed completely
Some third-party extensions of the current web page may not be supported, and please close the
current web page.
Browser is forced to be shut down
The current web page may include too many contents which cause there isn’t sufficient memory and
the browser is closed.
Multimedia Player / Solution
‘This file is invalid’ /‘Unsupported audio’ appears , or audio is normal but video is abnormal, or
video is normal but audio is abnormal
The media file maybe damaged, check if the file can be played on the PC.
Check if video and audio codec is supported.
Network / Solution
Network failure
Check if the router works well.
Make sure the TV has connected to the router successfully.
