Monitor works for 10 seconds then goes black

By red1776
Jan 5, 2013
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  1. Anybody know what would make a monitor display for 10 seconds and then go black?
    I can shut it off...turn back on and it displays again for 10 seconds and goes blank.
    I have changed out cables. tried on several machines, and outputs, same result.
    any help would be appreciated.

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