HDMI Connections Plug an HDMI cable into the HDMI output on the cable box. Plug the other end into an HDMI input on your HDTV. Inspect your television auxiliary sound output and your surround sound stereo auxiliary input to determine if they both have RCA ports or HDMI ports.

How do I hook up my Samsung surround sound to my cable box and TV?

Connect the digital audio (optical) cable to the OPTICAL IN port on your soundbar, speaker, or surround sound system, and the other end into the DIGITAL AUDIO OUT port on the TV. Using the TV remote, navigate to Settings. Then, select Sound and select Sound Output. From there, set the audio output for your TV.

How do I connect my surround sound to my TV with HDMI and cable box?

How Do I Connect the TV, Cable and Surround Sound with HDMI?Turn off the power to all of your audio-video components.Insert the plug at one end of an HDMI cable into the matching jack on your cable TV box. Insert the other end of the cable into any HDMI input on the back of your surround sound receiver.More items