Once all cables are connected you are done behind the tv.
Lg tv connect to cable box.
The available controls will be shown on the bottom right hand corner of the tv screen when the set top box is selected.
The hdmi cable should plug into one of the hdmi inputs at the back or on the side of the tv.
Scroll through the available options until you find your lg tv then check its box.
Try connecting the hdmi cable into a different input port maybe the port is malfunctioning.
Smart tvs let you enjoy a lot of content without having to connect any secondary devices but a good home theater will still include devices such as a blu ray player cable box and or gaming console.
To verify whether the cable box or the tv is the cause disconnect the cable box from the tv and connect another external device such as a blu ray player dvd player or gaming console.
Contact lg us get your questions answered about product setup use and care repair and maintenance issues.
If not you ll need standard a v cables the red yellow and white cables to connect the box to your tv.
Try to avoid the hdmi arc port as this could cause confusion later.
The cable box should come with a v cables.
Try connecting a different device to the tv or the same device to a different tv maybe the other devices causing the issue.
Try using a different hdmi cable sometimes cables can short out or degrade over time.
Check the box next to your lg tv s name.
Attach one end of the hdmi cable to your tv.
The arc port can be used if no other ports are available.
If the tv continues to display the no signal message the cable box may be malfunctioning.
Connect your soundbar hdmi cable to an available hdmi in on the tv.
Not all of the set top box controls will be available.
Connect devices to your smart tv through a wi fi network or usb connection to view photos music and videos.
You can usually buy hdmi cables for under 15 online or in a tech store.
If your tv is an hdtv you can use an hdmi cable to connect your comcast box to your tv.