Random screen blanking -- a clue

Matthew Saltzman mjs at clemson.edu
Sat Jul 11 17:52:09 UTC 2009

On Sat, 2009-07-11 at 11:26 -0400, Shannon McMackin wrote:
> On 07/10/2009 10:10 PM, Sam Varshavchik wrote:
> > There's been a steady trickle of complaints from different folks about
> > their screens going blank for a second, or two, after upgrading to F11.
> >
> > I've observed this too -- it happens on one of my laptops every couple
> > of days, or so. I've always had the impression that, for some reason,
> > this was the screensaver kicking in. They way that happened always gave
> > me that idea.
> >
> > I'm now pretty sure that, sometimes, for some reason the screensaver
> > kicks in even though the system is not idle. I just finished typing, and
> > began reading something on the screen, when the screen went black about
> > three seconds after I stopped typing.
> >
> > I did nothing, and the screen continued to stay black. After waiting
> > about ten seconds, I pressed the shift key, and my desktop came back.
> >
> > It's the screensaver. Something's causing it to trip, when it shouldn't.
> >
> Happens on my Lenovo T61.  Usually just goes out for a second or 2 and 
> then comes back.

Happens on my T61 (nVidia driver) too.  Last time, I just waited and it
didn't return until I touched the touchpad.

                Matthew Saltzman

Clemson University Math Sciences
mjs AT clemson DOT edu

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