Onkyo TX-SR604 Receiver "samsung dvd turn subtitles" Questions

...DVD mode. Also, when I look at the Samsung TV menus the subtitle option is greyed out. I can view subtitles if the Onkyo is not configured. The only remote that will definitely turn the sat subtitles ...

...Samsung LED tv via HDMI. I am trying to use Closed Caption, but when I click on CC on the TV remote it says Not Available. Any help getting CC to work? close captioning on a tv is usually only ...