I'm experiencing the same bug on a Samsung R65 (Specs: http://www.samsung.com/uk/products/mobilecomputing/dualcore/np_r65t000suk.asp)
-- Laptop brightness keys not functioning in Dapper + Edgy https://launchpad.net/bugs/70020 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs