Why don't you migrate to the newer kernel? Installing kernel v2.6.34-rc7-lucid completely solves this problem at my Samsung NP-N200
http://kernel.ubuntu.com/~kernel-ppa/mainline/v2.6.34-rc7-lucid/
Why don't you migrate to the newer kernel?
Installing kernel v2.6.34-rc7-lucid completely solves this problem at my Samsung NP-N200
http:// kernel. ubuntu. com/~kernel- ppa/mainline/ v2.6.34- rc7-lucid/