Most likely it's that old problem- inconsistent digital cable signal.
Do you have a DVD player hooked up? If so, is that picture as good as you'd expect? If so, that rules out any panel issues.
You can call your cable company- or get DirecTV or Dish :)
Do you have a DVD player hooked up? If so, is that picture as good as you'd expect? If so, that rules out any panel issues.
You can call your cable company- or get DirecTV or Dish :)