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Gray Welcome Screen then nothing

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Gray Welcome Screen then nothing

Doing self install, internet is up and running no problems. But when setting up dvr box a gray welcome screen appears for about a minute then disappears then my hdmi slot shows no power symbol. What can I do?
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Re: Gray Welcome Screen then nothing


@Smallbrklyn wrote:
Doing self install, internet is up and running no problems. But when setting up dvr box a gray welcome screen appears for about a minute then disappears then my hdmi slot shows no power symbol. What can I do?

Check ALL coax connections even the ones in the attic.


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