the powermanagment a badly documentated Feature of the acclerated X server. Developed was the programm with the Mach64 X server. After started the program checks if the server supports the Powermanagment, and shows a messagebox if not, bevor canceling.
with the following entry in the /etc/XF86Config it is possible to setup a default Powermanagment.
in the Section "Device" add the line
Option "power_saver"
eingefügt. And in the Section "Screen" add the lines
BlankTime 5
SuspendTime 10
OffTime 15
The default values for the Mach64 server are 20, 30 and 40 minutes.
The user can change the following parameter:
Add the line
kcmdpms -init
to your .xsession or .xinitrc file to set the parameter at login.