LG 55EF9500 Owners Manual - English - Page 37

Maintenance, Troubleshooting

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MAINTENANCE / TROUBLESHOOTING 37 MAINTENANCE Cleaning Your TV Clean your TV regularly to keep it at peak performance and to extend the product lifespan. CAUTION yyMake sure to turn the power off and disconnect the power cord and all other cables first. yyWhen the TV is left unattended or 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 yyDo not push, rub, or hit the surface with your fingernail or a sharp object, as this may result in scratches on the screen and image distortions. yyDo not use any chemicals, such as waxes, benzene, alcohol, thinners, insecticides, air fresheners, or lubricants, as these may damage the screen's finish and cause discoloration. yyDo 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. ENEGNLGISH TROUBLESHOOTING Problem Cannot control the TV with the remote control. No image display and no sound is produced. The TV turns off suddenly. Solution yyCheck the remote control sensor on the product and try again. yyCheck if there is any obstacle between the product and the remote control. yyCheck if the batteries are still working and properly installed ( to , to ). yyCheck if the product is turned on. yyCheck if the power cord is connected to a wall outlet. yyCheck if there is a problem in the wall outlet by connecting other products. yyCheck the power control settings. The power supply may be interrupted. yyCheck if the Sleep Timer/Timer Power off is activated in the TIMERS settings. yyIf there is no signal while the TV is on, the TV will turn off automatically after 15 minutes of inactivity.

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ENG
ENGLISH
37
MAINTENANCE / TROUBLESHOOTING
MAINTENANCE
Cleaning Your TV
Clean your TV regularly to keep it at peak performance and to extend the product lifespan.
y
Make sure to turn the power off and disconnect the power cord and all other cables first.
y
When the TV is left unattended or unused for a long time, disconnect the power cord from the wall
outlet to prevent possible damage from lightning or power surges.
CAUTION
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.
y
Do not push, rub, or hit the surface with your fingernail or a sharp object, as this may result in
scratches on the screen and image distortions.
y
Do not use any chemicals, such as waxes, benzene, alcohol, thinners, insecticides, air fresheners, or
lubricants, as these may damage the screen’s finish and cause discoloration.
y
Do not spray liquid onto the surface. If water enters the TV, it may result in fire, electric shock, or
malfunction.
CAUTION
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
Sleep Timer/Timer Power off
is activated in the
TIMERS
settings.
y
If there is no signal while the TV is on, the TV will turn off automatically after 15
minutes of inactivity.