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En
Picture OK but no sound
 Press the VOL
+/- buttons.
 Sound muted? Press the MUTE button.
 Try another channel. The problem may be caused by the
broadcaster.
No output from one of the
speakers
 Adjust the Balance settings in the AUDIO menu.
Unusual sound from
inside the TV
 A change in ambient humidity or temperature may result in
an unusual noise when the TV is switched on or off and does
not indicate a fault with the TV.
No sound when
connecting HDMI
 Check if the input source is HDMI1/HDMI2/HDMI3.
Audio noise
 Keep the RF coaxial cable away from the other connected
cables.
Lost password
 Select the SET Password setting in the LOCK menu, then
enter the following master password “8899”. The master
password clears your previous password and allows you to
enter a new password.
The signal is out of range

 Adjust the resolution, horizontal frequency, or vertical
frequency.
Vertical bar or stripe on
background & Horizontal
Noise & Incorrect position
 
Screen color is unstable
or show a single color
 Check the signal cable.
 Reinstall the PC video card.
Maintainin


warp or the screen may malfunction. Your TV works best in temperatures that are
comfortable to you.



The audio function does not work
Password
There is a problem in PC mode
28


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