I'm having difficulty in adjusting brightness on my Acer Aspire 4740:
- Screen 14.1-inch glossy LED-backlit, 1366x768 res
- CPU Intel Core i5-430M 2.26-GHz
- RAM 1GB DDR3
- HDD 320GB
- Graphics Intel GMA HD
Im using Ubuntu 10.10 . I do not have this problem in Ubuntu 10.04 , but this problem occur in Ubuntu 10.10 . I can't decrease or increase my brightness even in Compiz.