[svlug] weird graphics problem
james at linuxrebel.org
Tue Jan 27 13:15:00 PST 2009
On Tuesday 27 January 2009 13:11:56 James Sparenberg wrote:
> On Tuesday 27 January 2009 12:04:53 David Rosenstrauch wrote:
> > Having a weird problem with my machine's graphics. Not sure why,
> > 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
> > anything like this before. Usually either the entire screen is
> > or none.
> > This is happening on my Linux box, using the radeon X driver (card
> > Radeon 9200SE), at 1280x1024 resolution, with a Dell E171FP flat
> > screen. Although the video runs through a KVM, I don't believe that
> > the problem, as the other box connected to the machine (a windows
> > doesn't experience these problems.
> > Anyone heard of anything remotely like this or have any clue what
> > be going on? I'm not clear on whether this is a software or a
> > 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
> 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.
> interference does really strange things to monitors and computers in
And for the word Smyths. Yes I should have said either RFI or RF
interference not RFI interference. Sorry.
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