is preferably adjustable before the display of the continuously recorded images is again continued with the actually recorded image the length of time for stopping the display can be 5 to 15 seconds for example and preferably is 10 seconds a printed image 04 whose evaluated image shows that it exceeds at least one previously set permissible tolerance limit with respect to its quality to be checked can be marked by the use of a marking arrangement which is not specifically represented which marking unit is connected with the system and or can be removed by a conveying arrangement which is also not specifically represented the system can be set in such a way that when it is determined that a permissible tolerance limit has been exceeded the evaluating unit 02 will automatically trigger the marking of the printed image 04 by the marking arrangement and or the removal of the printed image 04 by the conveying arrangement to accomplish this the evaluating unit 02 issues an appropriate actuating command at its output for example the conditions which are required for triggering this actuating command can preferably be selected and can be set at the display area 08 a third section 12 is preferably also provided on the display area 08 this third section 12 displays at least a designation of the evaluating unit 02 and or of a job actually being processed in the printing press 06 it is also possible to show in this third section 12 of the display area 08 for example whether the actual job has.