24
TROUBLESHOOTING
TROUBLESHOOTING
The software may be updated for improvement in performance. The customer is responsible to ensure
the compatibility of their equipment with any LG Electronics software. If needed, please consult
with LG Electronics and update new software versions according to the guidance provided by LG
Electronics.
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 (RGB/HDMI/DVI), No
signal or Invalid Format is
displayed.
•
Check if anything such as tape has been placed over the receiver.
•
Check if there is any obstacle between the product and the remote
control.
•
Replace the batteries with new fresh ones.
•
Check if the product is turned on.
•
Check if the power cord is connected to a wall outlet.
•
Check if there is a problem in the wall outlet by connecting other
products.
•
Check the power control settings. The power supply may be interrupted.
•
Check if the Sleep Timer / Timer Power Off feature is activated in the
TIMERS settings.
•
If there is no signal while the TV is on, the TV will turn off automatically
after 15 minutes of inactivity.
•
Turn the TV off/on using the remote control.
•
Reconnect the RGB/HDMI/DVI cable.
•
Restart the PC with the TV on.
Solution