Are you experiencing issues with your coaxial cable? Don't worry, it's not you, it's just the cable.
If you've checked the obvious (i.e., not plugged it in)
You may also want to try:
Or, if all else fails, you can always call Tech Support: The Never-Ending Wait Line
Or, if that doesn't work, you can try Advanced Tech Support: Where the Wait is Longer, but the Answers are Still Wrong
And if you're still experiencing issues, you might want to check out our Community Forum: Where the Answers are Still Wrong, but the People Are Nice.
Or, if all of the above fail, you can always Try Desperate Measures: Our Secret Menu of Experimental, Possibly Harmful Solutions