On Sun, Feb 26, 2012 at 3:06 AM, Felix Koop <fkoop@fkoop.de> wrote: > > I looked at the 3 idle-dim keys and deselected idle-dim-ac and > idle-dim-battery (btw this is a desktop machine and should never be on > battery). Also I changed idle-dim-time to 3600, but no success. The > screen always blanks after 30 s of inactivity. The "idle-dim-ac" and "idle-dim-battery" have worked for me on a number of installs!