LG 42LN5300 Owners Manual - Page 87

Troubleshooting - problems

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TROUBLESHOOTING 55 TROUBLESHOOTING General Problem Solution Cannot control the TV with the remote control. 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 ). No image display and no sound is yyCheck if the product is turned on. produced. 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. Image appears slowly when the TV turns on. yyThe image is muted during the product startup process. This is normal. If the image does not appear in a few minutes, unplug the TV for 30 seconds and try again. If the image still does not appear, contact the authorized service center in your local area. Cannot connect external devices. yyRefer to the "Connection Overview" and connect an external device. The TV turns off suddenly. yyCheck the power control settings. The power supply may be interrupted. yyCheck if the Auto sleep feature is activated in the Time settings. Refer to the "Sleep Timer". yyIf there is no signal while the TV is on, the TV will turn off automatically after 15 minutes of inactivity. (Depending on model) Audio Problem Solution No sound is produced while images are displaying. yyPress VOL or button. yyCheck if the sound is muted by pressing MUTE. yyScroll to other channels. There may a problem with the broadcast. yyCheck if the TV Speaker feature is activated in the menu option. No output from one of the speakers yyAdjust Balance in the menu option. Unusual sound from inside the TV yyA change in ambient humidity or temperature may result in an unusual noise is produced. when the product turns on or off. There is no problem with your product. ENGLISH

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ENGLISH
55
TROUBLESHOOTING
TROUBLESHOOTING
General
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.
Image appears slowly when the
TV turns on.
y
The image is muted during the product startup process. This is normal. If the
image does not appear in a few minutes, unplug the TV for 30 seconds and try
again. If the image still does not appear, contact the authorized service center in
your local area.
Cannot connect external devices.
y
Refer to the “
Connection Overview
” and connect an external device.
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.
Refer to the “
Sleep Timer
”.
y
If there is no signal while the TV is on, the TV will turn off automatically after 15
minutes of inactivity. (Depending on model)
Audio
Problem
Solution
No sound is produced while
images are displaying.
y
Press
VOL
or
button.
y
Check if the sound is muted by pressing
MUTE
.
y
Scroll to other channels. There may a problem with the broadcast.
y
Check if the TV Speaker feature is activated in the menu option.
No output from one of the
speakers
y
Adjust Balance in the menu option.
Unusual sound from inside the TV
is produced.
y
A change in ambient humidity or temperature may result in an unusual noise
when the product turns on or off. There is no problem with your product.