LG 55EF9509-ZA, Руководство пользователя

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52 TROUBLESHOOTING
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
Automatic Standby
(Depending on model) /
Sleep
Timer / Timer Power off feature 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.
When connect-
ing to the PC
(HDMI/DVI),
‘No signal’ or
‘Invalid Format’
is displayed.
y
Turn the TV off/on using the remote control.
y
Reconnect the HDMI cable.
y
Restart the PC with the TV on.