Causes and Symptoms
- The cable connected to the external device has a problem.
If you are experiencing the following issues, it is advisable to contact LG Electronics service technician for further troubleshooting support.
Try this
Have you tried adjusting the volume with the TV remote?
➔ If the volume is displayed correctly, check the cable connected to the external device.
※ If the problem persists after the actions are taken, contact LG Electronics service technician for diagnosis and precise check.
Reconnecting the HDMI cable
Turn off the power of the TV and external device, disconnect the HDMI cable on the back of the TV, and reconnect it.
Also, remove the HDMI cable from the external device and reconnect it, if feasible.
It is recommended to use an authentic HDMI cable to connect your TV with the external device. (Version 2.0)
Resetting the set-top box
If you can see the set-top box menu or broadcast information, but the broadcast screen does not appear, reset the power of the set-top box.
Set-top box errors may result in no screen even when the device is powered on.
Turn off the power switch on the back of the set-top box, wait for 5 seconds, and turn it on again.
This guide was created for all models, so the images or content may be different from your product.
