Controls for contrast

[artofshuenalogy]

How to adjust contrast for my Presario 2100 notebook? Anyone knows? Is there a way to adjust it onscreen? I am currently using it for colour calibration. Needs help urgently! Thanks!

 

[ExplorerZ]

How to adjust contrast for my Presario 2100 notebook? Anyone knows? Is there a way to adjust it onscreen? I am currently using it for colour calibration. Needs help urgently! Thanks!

adobe gamma should be able to do it.

 

[artofshuenalogy]

adobe gamma should be able to do it.

I tried adobe gamma already. But the slider gives no effect. =|