I removed gnome-screensaver and installed xscreensaver and the screen still dims w/o being able to wake it up.
In particular, I tested by:
1. apt-get update/upgrade, replacing gnone-screensave w/ xscreensaver
2. Logout (to LDM)
3. Wait some amount of time
4. Screen dims
5. No keys (including brightness keys) will wake up the display
6. Blindly type in my password
7. Once logged in, brightness keys work
Thanks Walter,
I removed gnome-screensaver and installed xscreensaver and the screen still dims w/o being able to wake it up.
In particular, I tested by:
1. apt-get update/upgrade, replacing gnone-screensave w/ xscreensaver
2. Logout (to LDM)
3. Wait some amount of time
4. Screen dims
5. No keys (including brightness keys) will wake up the display
6. Blindly type in my password
7. Once logged in, brightness keys work
David