Is this a laptop? Either way it doesn't sound like it's the
server's problem, but if it's a laptop, the bios may be involved.
Mark.
On Sun, 13 Jul 2003, Adam Nielsen wrote:
> Hi,
>
> I've got an incredibly annoying problem with X11 and DPMS. When I set the
> DPMS mode to off, instead of actually doing that and turning my monitor off,
> it continuously toggles between powersave and poweron. I can hear my monitor
> turning itself on then off then on again then off again at *irregular*
> intervals of less than about a second each. If I leave it that way then a
> while later it seems to have settled down and it stays constantly off. (I
> have a DPMS off timeout of about 10 minutes.) Although sometimes I'm lucky
> and it does turn off straight away.
>
> I noticed under KDE that if I had a shortcut key assigned to run "xset dpms
> force off" then it would exhibit this problem every time, but if I manually
> typed that same command in a terminal window it would work properly almost
> every time. I now use Gnome but either way seems to cause the undesired
> behaviour.
>
> But then I have another problem, in that the monitor will spontaneously turn
> itself back on again, usually sometime in the early hours of the morning
> which can be quite frustrating. Sometimes I've gotten up when it's done this
> and tried to run "xset dpms force off" to turn it off again, but the screen
> just blanks for a fraction of a second and then turns comes back again,
> refusing to turn off. The last time this happened xset refused to turn it
> off, but focusing another window, refocusing the terminal window and running
> xset again worked.
>
> Does anyone know why this happens? It's extremely irritating. I'm running
> XFree86 4.3.0 with nVidia's closed source driver, but I also experienced the
> problem with my old version of XFree86 (4.2.1?) which was the main reason why
> I upgraded. I've also experienced the problem on an older version of
> nVidia's driver. I don't know much about the DPMS implementation so I don't
> know if it is the driver at fault or XFree86.
>
> If you can give me any help at all with this problem, I would really
> appreciate it!
>
> Thanks,
> Adam.
>
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