When you select "Profile Variables", the type in fields should become visible. The "In" variables are the input color values. The "Out" variables is the desired output (changed) color values.
Sorry i didnt see the notification for this or i would have come back sooner, im a bit confused, on the other solution i could change the variables, but on this one it says there are no variables to change.
Im trying to change cmyk values through FF using the preflight node and a acrobat fixup for map colors, all i get is an internal error, i received a fantastic solution through the forum for mapping pantone to cmyk, im wondering if theres something similar available for cmyk to cmyk
heres the other post