Hi, I followed the HOWTO on the ubuntuforums http://ubuntuforums.org/showthread.php?p=423589 and it worked greatly, but if I do: xset dpms force off it doesn't turn off my monitor but shows a black screen... -- "An algorithm must be seen to be believed." -- Donald Knuth, in "Fundamental Algorithms" http://www.trapanator.com/blog