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No signal

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No signal

I am getting a ' no signal' message on my tv. I have turned the cable box off and back on several times. I have checked all the cables all are tight. I have uplugged the router turned it back on , nothing happened.  I have turned the computer off and upugged the computer and plugged it back in.  please advise what needs to be done. I have the internet on my pc.

 

Diamond Problem Solver

Re: No signal

Have you checked that you are on the proper TV input?

I am a Retired Official Comcast Employee
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