I confirm the same issue with a Lenovo W510.
A similar problem exists with Mavrick 10.10. But with Mavrick I can switch to a console (using Ctrl+Alt+f5) and reduce the brightness using the function keys then. Whereas this trick doesn't work with Natty.
I confirm the same issue with a Lenovo W510.
A similar problem exists with Mavrick 10.10. But with Mavrick I can switch to a console (using Ctrl+Alt+f5) and reduce the brightness using the function keys then. Whereas this trick doesn't work with Natty.