LG 55LA9700 - Manual (Page 41)

MAINTENANCE / TROUBLESHOOTING
MAINTENANCE
Cleaning Your TV
Clean your TV regularly to keep it at peak performance and to extend the product lifespan.
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.
Power Cord
Remove the accumulated dust or dirt on the power cord regularly.
TROUBLESHOOTING
Problem Solution
Cannot control the TV with
the remote control.
y Check the remote control sensor on the product and try again.
y Check if there is any obstacle between the product and the remote control.
y Check if the batteries are still working and properly installed ( to , to ).
No image display and no
sound is produced.
y Check if the product is turned on.
y Check if the power cord is connected to a wall outlet.
y Check if there is a problem in the wall outlet by connecting other products.
The TV turns off suddenly.
y Check the power control settings. The power supply may be interrupted.
y Check if the Auto sleep feature is activated in the Time settings.
y If there is no signal while the TV is on, the TV will turn off automatically after 15
minutes of inactivity.