[PLUG] ThinkPad X200 display issue

Chuck Hast wchast at gmail.com
Thu Oct 16 00:49:00 UTC 2014


Yes when the boot screen comes up it is flickering so it must
be. I hope I hope it is a simple FRU replacement and not the
whole mother board.


On Wed, Oct 15, 2014 at 2:16 PM, Leander S. Harding <lsh at lsh.io> wrote:

> This really sounds like backlight hardware wearing out. An easy way to
> verify if it's got anything to do with software would be to reboot into
> your BIOS config screen and see if it still happens there.
>
> -L
>
> On Wed, Oct 15, 2014 at 8:39 AM, Chuck Hast <wchast at gmail.com> wrote:
>
> > I am not sure if this was a upgrade or just something dying of old age.
> >
> > My X200 all of a sudden started showing a variation in intensity, at
> > about 3-5 hz rate. It does not flash it just goes from one level of
> > intensity
> > down to one that is perhaps 3 steps lower then it goes back up to full
> > intensity, at the above rate. Also I notice that the color is more
> towards
> > the red. I am running a 2nd screen on the video port, and after a while
> > of this the laptop screen goes dark.
> >
> > Have I lost the tube driver or is a tube going bad or have I got a driver
> > issue? This appeared to happy after a Ubuntu update here a couple
> > of days ago. I tend more to believe it is hardware related, but I do not
> > see much on the web about this sort of thing.
> >
> >
> > --
> >
> > Chuck Hast  -- KP4DJT --
> > Glass, five thousand years of history and getting better.
> > The only container material that the USDA gives blanket approval on.
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> >
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-- 

Chuck Hast  -- KP4DJT --
Glass, five thousand years of history and getting better.
The only container material that the USDA gives blanket approval on.



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