macbook alu Brightness noise in windows

[brikro]

hello i have a macbook alu
when i stay in bootcamp with windows if i put de brightness between 30 80 %
i listen a high pitch with nvidia drivers if i uninstall the drivers i dont have this problem
any solution for this?

 

[bornblind]

It sounds like a screen refresh rate problem to me. Check it with the Nvidia Drivers installed.

 

[brikro]

yes but when i install the driver the noise appear , with nvdia driver( the last )
i cant do annything , i have 2 macbooks alu with the same problem
if someone have a solution pleaseeee writee this

 

[Lanbrown]

Have you contacted Nvidia? The problem appears when you install their drivers. You could try a different version of the driver as well.

 

[brikro]

i tried with a lot of versions!

 

[brikro]

can any of them try install windows in a macbook unibody?
or who have a solution for this problem?
i have this for 1 year1! in 2 macbooks alu