I have the same problem with Dell Inspiron 1420 having Lucid. You can try following steps (worked for me): 1) sudo rmmod -f dell-laptop 2) Add "blacklist dell-laptop" in /etc/modprobe.d/blacklist.conf
I have the same problem with Dell Inspiron 1420 having Lucid. d/blacklist. conf
You can try following steps (worked for me):
1) sudo rmmod -f dell-laptop
2) Add "blacklist dell-laptop" in /etc/modprobe.