Cinema In Roseville How Do I Listen To My Tv Through My Home Cinema Sstem Speakers?

How do I listen to my Tv through my home cinema sstem speakers? - cinema in roseville

It has a Samsung HDTV and a Samsung home theater system. You can watch DVDs and listen to the sound through the 5 speakers. But I would hear my TV and the theater sound speakers. The only cable that connects the theater and television, is an HDMI cable.