is there a utility to tell if the monitor is on or off in CentOS?

[loony at loonybin.org (Peter Arremann)]

On Saturday 10 September 2005 00:33, Jerry Geis wrote:
> Is am trying to find a utility to tell me if the monitor is physically ?
> on or off?
>
> DPMS is turn off so the monitor will not be automatically turning off -
> I just need
> to know if someone has turned off the monitor in an automated way?
>
> I thought the VESA standard would have something like that but I have
> not found
> it.
>
> Does anyone know a way to do this?
>
> Thanks.

xset q

will show it - look for "monitor on" in there somewhere...

Peter.