It's possible your surround setting for the TV input is defaulted to Stereo, so a simple mode switch would be all you need to do. If you have it set to Pro Logic, or another surround setting, you need to understand that most television shows do not use the rear channels much. Most television audio is voice, and this will be routed to the center speaker in your surround setup.
It's possible your surround setting for the TV input is defaulted to Stereo, so a simple mode switch would be all you need to do. If you have it set to Pro Logic, or another surround setting, you need to understand that most television shows do not use the rear channels much. Most television audio is voice, and this will be routed to the center speaker in your surround setup.