Comment 12 for bug 1013945

Created attachment 5917
lowers the minimum inactivity duration from 14 to 4 minutes

Here you go. This one even allows down to 5 minutes. I lightly tested it, and it seems to work. For convenience, here are the commands to fetch the relevant properties from the relevant channels (for testing):

  $ xfconf-query --channel xfce4-power-manager -p /xfce4-power-manager/inactivity-on-battery
  $ xfconf-query --channel xfce4-power-manager -p /xfce4-power-manager/inactivity-on-ac