Standby mode for monitor.

Lowell Gilbert freebsd-questions-local at
Thu Feb 12 09:53:54 PST 2004

Eric F Crist <ecrist at> writes:

> On Thursday 12 February 2004 07:13 am, Malcolm Kay wrote:
> > I'd like to be able to switch the monitors on a number of
> > our computers into standby mode from a software program
> > running on a virtual console; and wakeup either when a key is
> > pressed or when the program has new information to display.
> >
> > I can probably manage to control blank screen savers but I
> > would prefer to power down the displays to standby modes.
> >
> > The machines are those small size 'kitchen computer' VIA
> > based cubes (almost). The monitors are LCD displays.
> >
> > Are there ioctls to help with this?
> > How do I go about it?
> Malcolm,
> FWIW, there's an option called DPMS in your XF86Config file under the monitors 
> section.  I know you have to have a fairly recent version of X for this.  

It's been there a long time, actually.

On the console, there's a "green" screensaver and an "apm" screensaver.

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