Process for setting a color profile in a sheetfed offset press

摘要

The invention relates to a method for setting a color profile in a sheet-fed offset printing machine, in which preprinted waste sheets and unprinted good sheets are used when retrofitting after a job change or when printing the sheet-fed offset printing machine in question, in which at least one good sheet is repeatedly passed through the sheet-fed offset printing machine after several waste sheets and the waste sheets and good sheets are each colored in particular by means of at least one inking unit each having several color zones, in which the good sheet in the sheet-fed offset printing machine according to a z. B. made by an operator of the sheet-fed offset printing machine manual input on an operating device or automatically z. B. can be recognized as such by means of image recognition and the setting of the color profile by means of a color regulator takes place after detection and evaluation of the respective coloring exclusively the recognized good sheets. A sheet metal sheet is or are preferably used as a waste sheet and / or as a good sheet.