Lg Tv Not Connecting To Cable Box

Once the box has rebooted turn the tv on and use the lg remote s input button to select hdmi 1.
Lg tv not connecting to cable box. Plug the device back in and power the device back on. If your remote has an input source button press it and choose the input from the list that matches where your device is connected. Now please try this. Check that the external device is connected to the tv with an hdmi cable and is powered and switched on.
Shut the tv off and securely connect the cable box hdmi cable to hdmi 1 on the tv. Make sure the other end is secure in the cable box. Bluetooth mice and keyboards are not supported. Simply connect your usb cable s to any available usb ports on the tv.
Change the tv to the new hdmi input to see if the issue. Perform the following steps if the no signal message remains. Some users have had success using the lg bluetooth rolly keyboard but this is not officially supported. Disconnect the hdmi cable from the tv and move it to an alternate port.
Unplug the power to the external device for 30 seconds.