Difrent value LAB (density) Before perfector and after

HI.

If somebody print on 8 colour mashine or similare how setup colour before perfector and after perfector 4+4 Cmyk. ?

We run on Heidelberg sm 102 8 colour with Axis control+ we have Press room manager-Prinect with online data.

I dont know whre is problem byt we cant use same value LAB, (density) before perfector- and after-CMYK.

Ineed give less 10 percent Magenta and Yelou before perfector unit 3+4

its normal or value must same on all units?

Its mabe probelem if We have no Licence for Netprofiler press sowtware on CP 2000?

Many Thanks