Display flashes pink, and blue

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  • mathog
    Badcaps Legend
    • Mar 2010
    • 2655

    #1

    Display flashes pink, and blue

    Tyris (marked F179, also T701DB) recapped about a year ago (changed out all the Capxons). Lately the whole screen will briefly change color. One transition is to pink, so possibly a tube going out. However, it also sometimes takes on a blue tint. The odd coloring only lasts a couple of seconds in either case.

    Do failing tubes ever turn blue instead of pink?

    If not, this is a bit reminiscent of a loose RGB connection. Possibly the ribbon cable from the video board to the LCD panel is loose?

    This is going to be a bit hard to debug since it only does this erratically, and I have not been able to find a way to make it fail on cue.

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