[svlug] weird graphics problem

Brian Basolo basolo_brian at yahoo.com
Tue Jan 27 13:56:20 PST 2009


Yup, I hear you on that cellphones noise, I have had experience with that exact same issue.  Move the cell phone away from the monitor, better yet to make sure, turn it off.

Brian Basolo


--- On Tue, 1/27/09, James Sparenberg <james at linuxrebel.org> wrote:

> From: James Sparenberg <james at linuxrebel.org>
> Subject: Re: [svlug] weird graphics problem
> To: svlug at lists.svlug.org
> Date: Tuesday, January 27, 2009, 1:11 PM
> On Tuesday 27 January 2009 12:04:53 David Rosenstrauch
> wrote:
> > Having a weird problem with my machine's graphics.
>  Not sure why, but
> > text alternates being sharp and blurry in columns
> across the screen.
> > E.g., if I'm reading an article in my browser, 2
> or 3 words will be
> > sharp, then the next 2 or 3 blurry, and so on.  (Does
> what I'm
> > describing make sense?  If not, then I can post a
> photo.)  Never seen
> > anything like this before.  Usually either the entire
> screen is blurry
> > or none.
> > 
> > This is happening on my Linux box, using the radeon X
> driver (card is 
> a
> > Radeon 9200SE), at 1280x1024 resolution, with a Dell
> E171FP flat panel
> > screen.  Although the video runs through a KVM, I
> don't believe that 
> is
> > the problem, as the other box connected to the machine
> (a windows box)
> > doesn't experience these problems.
> > 
> > Anyone heard of anything remotely like this or have
> any clue what 
> might
> > be going on?  I'm not clear on whether this is a
> software or a 
> hardware
> > issue.
> > 
> > TIA,
> > 
> > DR
> 
> 1.  Are the columns that are blurry consistant or are they
> moving?
> 
> 2.  If you plug another system into the monitor. (laptop
> desktop etc.) 
> does it display the same problems?
> 
> Generally. in my experience, a problem of similar nature to
> this is most 
> likely the monitor.  By doing number 2 you can either
> eliminate the 
> monitor (and it's cables) as the problem or the card.  
> 
> Then if it does move .... borrow a cable from a friend, or
> friendly 
> computer that does work (referring to the VGA/HDI cable.)
> and see if 
> that changes things.  
> 
> Final idea from me.  Is there a cell phone parked near the
> monitor.  RFI 
> interference does really strange things to monitors and
> computers in my 
> experience.
> 
> James
> 
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