Is this is problem with the monitor

Users questions: Just a machine when the xp loading bar in the jump a few seconds before the black screen, and did not know is wrong or really monitor the problem, looks like a middle of the screen to see a white line to appear in the middle, there is no connection to the left and right ends, but open as usual after the machine, will have a similar display problem Phenomenon?
Experts answer: self-test software can download a display measuring about
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