said by Doctor Olds:Did you watch the video to the very end? One of the IT guys yells the exact line you mention to the remote operator of a bomb disposal robot that is not responding to commands and is running the Vista OS.
Yeah, that's "The IT crowd". Its a UK sitcom that was absolutely hilarious. I've seen every episode on Netflix. "Have you tried turning it off and on again" is indeed a catchphrase of the show. To them it cured all ills.