[Techtalk] irregular monitor flicker

[Robyn M]

On Thu, 25 Jan 2007 04:50:49 -0800
Carla Schroder <carla at bratgrrl.com> wrote:

> On Wednesday 24 January 2007 19:44, Robyn M wrote:
> > On Wed, 24 Jan 2007 15:16:22 -0800
> >
> > Carla Schroder <carla at bratgrrl.com> wrote:
> > > My nice not-very old (about two years old) 19" CRT has
> > > developed a problem- it flickers occasionally in an odd way.
> > > The screen image shrinks a tiny bit, maybe an eight of an inch,
> > > then goes back to normal. Sometimes it does it several times,
> > > then stops. There's no regular pattern to it. Is my monitor
> > > dying already? The video card is the same age. I checked that
> > > its cooling fan works, and the case temperature and cooling are
> > > fine. What else can I investigate?
> 
> >
> > Hi Carla
> >
> > Have you recently moved any electrical items in the house to
> > different power points eg. fridge ?? When a fridge turns it's
> > cooling on and off there can be interference on the power.
> 
> Nuh uh.
> >
> > Do you have speakers near the monitor and if so turn them off and
> > wait to see if the problem is still there.
> 
> Nup.
> >
> > Do you have power cords for other things in the room laying across
> > the back of the monitor or near it?
> 
> Nor this.
> >
> > Has someone in the house taken up welding, because this can cause
> > havoc with monitors?
> >
> 
> ooo.... I wish. :)
> 
> Honest to gosh, nothing has been changed in ages. I do regular
> system updates (Debian unstable) and install/uninstall a lot of
> software, but the hardware hasn't been touched in months. I wonder
> if dust causes problems? 
> 
Most houses in Aus. have 2 separate power circuits in the house and 1
more for lights. If there are things on the same power ciruit as the
monitor that are misbehaving they could cause this problem. 

Do you have someone who could test the monitor for you at their
house? Then you'd know for sure if it was the monitor.

Robyn

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