Troubleshooting - LG 49UF7787 Owner's Manual

Troubleshooting

Cannot control the TV with the remote control.
• Check the remote control sensor on the
product and try again.
• Check if there is any obstacle between the
product and the remote control.
• Check if the batteries are still working and
properly installed ( to ,
No image display and no sound is produced.
• 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.
The TV turns off suddenly.
• Check the power control settings. The
power supply may be interrupted.
• Check if the Automatic Standby
(Depending on model) / Sleep Timer
/ Timer Power Off 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.
When connecting to the PC (HDMI), 'No signal'
or 'Invalid Format' is displayed.
• Turn the TV off/on using the remote control.
• Reconnect the HDMI cable.
• Restart the PC with the TV on.
to ).
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