Portege Z30-A-1CN - non-adjustable screen brightness

Hello
I have the following problem:
I can't change the brightness of the screen. Or by the 'FN' keys, or through "windows Mobility Center.
I had no idea why. It seems that the screen works on its maximum intensity.
Any suggestions?

I am using windows 7 64 bit

Greetings
Ben King

Hi Ben

Do you use the preinstalled original WIN7 64 BIT Pro you have with your machine?
With other words: do you use your Portege with factory settings?

Tags: Toshiba

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