Troubleshooting - LG 22MT45D Owner's Manual

TROUBLESHOOTING

Problem
Cannot control the TV
with the remote control.
No image display and no
sound is produced.
The TV turns off
suddenly.
When connecting to the
PC (HDMI/DVI/RGB), 'No
signal' or 'Invalid Format'
is displayed.
Solution
Check the remote control sensor on the product and try
y y
again.
Check if there is any obstacle between the product and the
y y
remote control.
Check if the batteries are still working and properly installed
y y
( to , to ).
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
y y
other products.
Check the power control settings. The power supply may be
y y
interrupted.
Check if the Sleep Timer or Off Time feature is activated in
y y
the TIME settings.
If there is no signal while the TV is on, the TV will turn off
y y
automatically after 15 minutes of inactivity.
Turn the TV off/on using the remote control.
y y
Reconnect the HDMI/RGB cable.
y y
Restart the PC with the TV on.
y y
TROUBLESHOOTING
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