[Bug 344554] Re: screen flickers for 2-3 minutes and getting almost black when unpluging laptop

Christian Göbel christiangoebel at web.de
Tue Mar 17 22:41:21 UTC 2009


** Attachment added: "auth.log"
   http://launchpadlibrarian.net/24023268/auth.log

** Description changed:

  Binary package hint: xserver-xorg-video-intel
  
  I am testing the development version of Ubuntu 9.04 (jaunty)  alpha 6 and latest updates.
- This bug has been discovered on a 3 year old samsung laptop with a 1400x1050 screen resolution and 
+ This bug has been discovered on a 3 year old Samsung laptop with a 1400x1050 screen resolution and 
  a Intel-Centrino platform.
  Previous versions of Ubuntu (8.04 and 8.10) did not show this behaviour.
  
- Whenever I un-plug the power-plug form the laptop the screen of the laptop is flickering heavily for 2-3 minutes. 
+ Whenever I un-plug the power-plug form the laptop, the screen of the laptop is flickering heavily for 2-3 minutes. 
  To me it seems that the laptop is constantly trying to set the mod for the screen. 
- After while the screen is dimed down to an almost black screen. When trying to get a brighter screen via the function keys I still can't get to a usable brightness. 
+ After a while the screen is dimed down to an almost black screen. When trying to get a brighter screen via the function keys I still can't get to a usable brightness (the screen stays very dark). 
  
- After 2-3 minutes the screen stops flickering but stays almost black.
+ After 2-3 minutes the screen stops flickering but stays very dark.
  
  The attached log-files are produced by unplugging the power supply and
  pluging in again (after 5 seconds). Even in this case the screen is
  flickering for aprox. 30 seconds.
  
  I get similar behaviour when logging into gnome on battery.

-- 
screen flickers for 2-3 minutes and getting almost black when unpluging laptop 
https://bugs.launchpad.net/bugs/344554
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