Troubleshooting, English 30, General – LG 42LN5200 User Manual
Page 30: Audio
ENGLISH
30
TROUBLESHOOTING
TROUBLESHOOTING
General
Problem
Solution
Cannot control the TV with
the remote control.
y
y
Check the remote control sensor on the product and try again.
y
y
Check if there is any obstacle between the product and the remote control.
y
y
Check if the batteries are still working and properly installed (
to
,
to
).
No image display and no
sound is produced.
y
y
Check if the product is turned on.
y
y
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.
Image appears slowly when
the TV turns on.
y
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
y
Refer to the
Connection Overview and connect an external device.
The TV turns off suddenly.
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.
Refer to the
Sleep Timer.
y
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
y
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.
No output from one of the
speakers
y
y
Adjust Balance in the menu option.
Unusual sound from inside
the TV is produced.
y
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.