Random screen blanking -- a clue

[Steven Stern]

On 07/10/2009 09:30 PM, Joe Smith wrote:
> On 07/10/2009 10:10 PM, Sam Varshavchik wrote:
>> ...
>> It's the screensaver. Something's causing it to trip, when it shouldn't.
>
> Absolutely.
>
> The screen going dead while I was working scared me half to death a few
> times until I went to the power management settings and changed it to
> never put the display to sleep. No more problems until the other day
> when I decided to try again, but it's happened again once since I
> enabled it.
>
> It happens both ways: sometimes the screen gets shut off when the system
> is not idle, and sometimes it doesn't get shut off when the system is
> idle. And _most_ of the time, it works correctly.
>
> I don't think it has anything to do with the screen saver per se; that
> seems to be ok. I think it's the power management that's a little confused.
>
> <Joe
>

I go with the power management theory.  About two updates of something 
ago, the power management system stopped putting my monitor into 
standby.  It turns off the image, but the backlights stay on.

-- 

   Steve