LG 27LS5400 - Manual (Page 32)

ENGLISH
24 MAINTENANCE / TROUBLESHOOTING
y If a fixed image displays on the TV screen for a long period of time, it will be imprinted and become
a permanent disfigurement on the screen. This is “image burn” or “burn-in” and not covered by the
warranty.
y If the aspect ratio of the TV is set to 4:3 for a long period of time, image burn may occur on the
letterboxed area of the screen.
y Avoid displaying a fixed image on the TV screen for a long period of time (2 or more hours for LCD)
to prevent image burn.
Preventing “Image burn” or “Burn-in” on your TV screen
TROUBLESHOOTING
General
Problem Resolution
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.