Brightness doesn't change on Sony laptop

Posted by Eng.amr19 on Ask Ubuntu See other posts from Ask Ubuntu or by Eng.amr19
Published on 2012-09-10T01:50:41Z Indexed on 2012/09/10 3:48 UTC
Read the original article Hit count: 278

Filed under:

12.04

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nvidia

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brightness

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vaio

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sony

I installed ubuntu 12.04 on my laptop for first time and every thing work well but the only thing doesn't work is the brightness doesn't change when i press F5 and F6 with Fn

So i can't adjust the Brightness and sometimes i need to decrease it for more time working on battery

and the bubble appear that it changed but nothing happen

my laptop is Sony VAIO series F with NVIDIA GEFORCE ...

and NVADIA accelerated graphic driver is activated

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