Comment 37 for bug 203513

Still fails for me here. Screensaver goes active but no power down.

$ aptitude show gnome-power-manager
Package: gnome-power-manager
State: installed
Automatically installed: yes
Version: 2.22.1-1ubuntu4.1
...
$ gnome-power-preferences
  [set to 20 minute timeout
$ xset q
Keyboard Control:
  auto repeat: on key click percent: 0 LED mask: 00000000
  auto repeat delay: 500 repeat rate: 30
  auto repeating keys: 00ffffffdffffbbf
                        fadfffdfffdfe5ef
                        ffffffffffffffff
                        ffffffffffffffff
  bell percent: 50 bell pitch: 400 bell duration: 100
Pointer Control:
  acceleration: 2/1 threshold: 3
Screen Saver:
  prefer blanking: yes allow exposures: yes
  timeout: 0 cycle: 0
Colors:
  default colormap: 0x20 BlackPixel: 0 WhitePixel: 16777215
Font Path:
  /home/ken/.gnome2/share/cursor-fonts,/usr/share/fonts/X11/misc,/usr/share/fonts/X11/100dpi/:unscaled,/usr/share/fonts/X11/75dpi/:unscaled,/usr/share/fonts/X11/Type1,/usr/share/fonts/X11/100dpi,/usr/share/fonts/X11/75dpi,/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType,/home/ken/.gnome2/share/fonts
Bug Mode: compatibility mode is disabled
DPMS (Energy Star):
  Standby: 0 Suspend: 0 Off: 0
  DPMS is Enabled
  Monitor is On
File paths:
  Config file: /etc/X11/xorg.conf
  Modules path: /usr/lib/xorg/modules
  Log file: /var/log/Xorg.0.log