On Tue, 08 Jul 2014 12:26:55 +0200 Johann Klammer <klammerj@a1.net> wrote: > open a terminal, and enter > xset -dpms s off For whatever reason, I've needed to put the preceding in a loop that fires every 30 minutes. SteveT Steve Litt * http://www.troubleshooters.com/ Troubleshooting Training * Human Performance