What channel for comcast cable to work?

I accidently changed the channel on my tv instead of turning the power off - now my tv is just fuzz & I can't figure out what channel it needs to be on it work.
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More about what channel comcast cable work
  1. Assuming you have an older Tube TV, either channel three or four should bring the picture back. If you have a newer HDTV, are you sure you just changed the channel and not the input (S-Video, Composite, Component, HDMI)?

    -Wolf sends
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