Troubleshooting - LG 42LN5300 Owner's Manual

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TROUBLESHOOTING

TROUBLESHOOTING
General
Problem
Cannot control the TV with the remote
control.
No image display and no sound is
produced.
Image appears slowly when the TV
turns on.
Cannot connect external devices.
The TV turns off suddenly.
Audio
Problem
No sound is produced while images
are displaying.
No output from one of the speakers
Unusual sound from inside the TV is
produced.
Check the remote control sensor on the product and try again.
y y
y y Check if there is any obstacle between the product and the remote control.
Check if the batteries are still working and properly installed (
y y
y y Check if the product is turned on.
Check if the power cord is connected to a wall outlet.
y y
Check if there is a problem in the wall outlet by connecting other products.
y y
The image is muted during the product startup process. This is normal. If the image does
y y
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.
Refer to the Connection Overview and connect an external device.
y y
Check the power control settings. The power supply may be interrupted.
y y
Check if the Auto sleep feature is activated in the Time settings.
y y
Refer to the Sleep Timer.
If there is no signal while the TV is on, the TV will turn off automatically after 15 minutes of
y y
inactivity. (Depending on model)
Press VOL or button.
y y
Check if the sound is muted by pressing MUTE.
y y
Scroll to other channels. There may a problem with the broadcast.
y y
Check if the TV Speaker feature is activated in the menu option.
y y
Adjust Balance in the menu option.
y y
A change in ambient humidity or temperature may result in an unusual noise when the
y y
product turns on or off. There is no problem with your product.
Solution
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