I have tried Setup in the Comcast menu and it doesn't have anything about Closed Captioning. I have my closed captioning turned on in my TV (toshiba HD DLP 50HM66) but I still get no captions.
Answer:
ok try hitting cable /power/ menu butons in that order.. it should bring up a screen with hd settings and closed caption...should beable to turn it on there...
Many set-top boxes may not transmit closed-captioned data to a TV via HDMI or component
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