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

John Newbigin jnewbigin at ict.swin.edu.au
Mon Sep 12 00:01:16 UTC 2005

or see if ddcprobe works.

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.
> Jerry
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John Newbigin
Computer Systems Officer
Faculty of Information and Communication Technologies
Swinburne University of Technology
Melbourne, Australia

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