On Thu, Jan 21, 2010 at 5:36 PM, Gerben Venekamp <venekamp@xxxxxxxxx> wrote: > Dear All, > > I seem to have a problem in getting my LCD screen calibrated. I try this on a > Linux system, OpenSUSE11.2 to be precise and the screen in question is that of > a DELL precision M6400. I have downloaded version 1.10 (64-bit). The screen > that I am trying to calibrate is the one of the laptop itself, so not an > external one. The laptop has an NVIDIA Quadro FX 2700M video card and I use > the propriety drivers from NVIDIA. > > I use the dispcal command for that: dispcal -v -qh -y l dell_m6400 > Then I select the first test and try to adjust the brightness of my screen. In > order to do this, I use the nvidia supplied tool for adjusting the screen > settings. However, as soon as I change any of the settings, ArgyllCMS seems to > be putting things back into their original values and hence I am unable to > make any adjustments. How would I solve this issue? Don't use the nvidia crap to make those adjustments... The problem is that the nvidia tool probably writes to the VideoLUT... as does Argyll, this is a conflict that cannot be easily resolved... Use one or the other... Solution: Use the screens OSD settings. Regards, Pascal de Bruijn