If your cable or satellite box is connected with an hdmi cable use the following steps to get your picture.
How do i connect my cable box to my tv with hdmi.
Sound from your cable box to your tv.
You should only be able to insert the hdmi plug into the port in one direction.
Look at the port on your tv that the cable or satellite box is connected to.
Press the inputbutton on your vizio remote.
Power off your set top or cable box and plug one end of the hdmi cable into the back of that.
An hdmi cable box can also be connected to a hdtv using standard rca cables or an s video cable although the video will not be displayed in high definition.
Connect a digital optical cable to the digital optical output on your tv.
Connect the other end of the hdmi cable to any of the empty hdmi ports on your samsung tv.
Connect an hdmi cable to your cable or satellite box s hdmi out port which should be located on the back.
Step 1 plug the red green and blue cables from one side of the component cable into the red green and blue component jacks in the back of the cable box.
Do not disconnect any network or to wall cables.
Turn on the device you want to connect to the tv and then gently insert the matching end of the cable into its hdmi port.
After connecting the cable follow your tv s and audio system s setup procedures.
On the back of the at t u verse receiver look for the connection hdmi.
Connect the other end of the cable to a corresponding digital optical input on a soundbar home theater in a box system or home theater receiver.
Never force the cable plug into the port since doing so could damage both the cord and the device.
The rf s video and component connectors all transmit an analog signal.
Connect one end of the cable to the device.
Note make sure to remember what number the port is so you can change your tv s source to it in a moment.
Plug the other end of the hdmi cable into the transmitter where it says hdmi input now you are ready to plug the power adapter into the transmitter and a wall socket.
Connect the hdmi shown above to your television.
Each port has a number generally between 1 5 depending on the model of your tv.
Plug your at t u verse receiver into the wall to give it power.