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MAINTENANCE / TROUBLESHOOTING
MAINTENANCE
Cleaning your TV
Clean your TV regularly to keep the best performance and to extend the product lifespan.
CAUTION
Make sure to turn the power off and disconnect the power cord and all other cables first.
When the TV is left unattended and unused for a long time, disconnect the power cord from the
wall outlet to prevent possible damage from lightning or power surges.
Screen, frame, cabinet and stand
To remove dust or light dirt, wipe the surface with a dry, clean, and soft cloth.
To remove major dirt, wipe the surface with a soft cloth dampened in clean water or a diluted mild
detergent. Then wipe immediately with a dry cloth.
CAUTION
Avoid touching the screen at all times, as this may result in damage to the screen.
Do not push, rub, or hit the screen surface with your fingernail or a sharp object, as this may result
in scratches and image distortions.
Do not use any chemicals as this may damage the product.
Do not spray liquid onto the surface. If water enters the TV, it may result in fire, electric shock, or
malfunction.
Power cord
Remove the accumulated dust or dirt on the power cord regularly.
TROUBLESHOOTING
Problem
Solution
Cannot control
Check the remote control sensor on the product and try again.
the TV with the
Check if there is any obstacle between the product and the remote control.
remote control.
Check if the batteries are still working and properly installed (
to
No image display
Check if the product is turned on.
and no sound is
Check if the power cord is connected to a wall outlet.
produced.
Check if there is a problem in the wall outlet by connecting other products.
The TV turns off
Check the power control settings. The power supply may be interrupted.
suddenly.
Check if the Automatic Standby(Depending on model) / Sleep Timer /
Timer Power Off is activated in the Timers settings.
If there is no signal while the TV is on, the TV will turn off automatically after
15 minutes of inactivity.
When connecting
Turn the TV off/on using the remote control.
to the PC (HDMI/
Reconnect the HDMI cable.
DVI), 'No signal'
Restart the PC with the TV on.
or 'Invalid Format'
is displayed.
).
to
,