I should say that the printer is used mainly for proofing. Meanwhile I have additional questions: what about using the -t, -r, -R, -q, -i, -I flags. Without using one of them I get an extreme amount of very dark patches. I tried -R and the distribution of colors are more similar with the ECI2002r target... Am 03.10.2009 16:33 Uhr schrieb "Michael Schulz" unter <ms.typografik@xxxxxx>: > Hello list, > > would be a great help to get some advice using targen/printarg. I want to > make a target for an inkjet printer (CMYK + CM light) with a larger number > of test patches. > I thought that -d5 must be the right option in targen. But the printer RIP > obviously can not work with more than 4 channels. The most of the patches in > the .ps file are almost black and the .tif files are not accepted because of > their alpha channels. Using the -f or -N option doesn't change anything. > Other questions are: should one include a preliminary profile either an > older printer profile or a profile created with a smaller number of test > patches, does it make sense to use more than the default white color test > patches and should one use single channels and Gray axes steps? > I would be pleased to get examples of reasonable command lines for targen > and printarg to save me from my confusion > > Regards > Michael > >