> But, why it work in Ubuntu?
It works in Ubuntu because gnome-power-manager uses a different backend (randr instead of hal).
> Sorry, but I not understand. Can you explain better this workaround? Thanks. :-)
Could you please post the output of "lshal | grep system.hardware" on your system.
I'll try to get the workaround included in hal-info.
> But, why it work in Ubuntu?
It works in Ubuntu because gnome-power-manager uses a different backend (randr instead of hal).
> Sorry, but I not understand. Can you explain better this workaround? Thanks. :-)
Could you please post the output of "lshal | grep system.hardware" on your system.
I'll try to get the workaround included in hal-info.