Xerox 6180N Color Management Guide v3.7 - Page 38

Using color tools Figure 4-4. Trapping Setup dialog Trapping should be done on the DocuSP controller but can be done at the client application level as well, depending on the application If trapping is applied at the application, do not trap at the controller. • Black overprint - DocuColor 2045/2060/6060 black overprint prevents the background of a black object from being removed, causing the black image to be printed on top of the underneath color and eliminating bands of white around the black object. To view the dialog in which to find and set this feature, see Figure 4-3. - DocuColor iGen3 lays the colors onto the image in a unique manner with black being laid down first. Using black overprint causes muddy looking blacks. The default setting for Black Overprint on the iGen3 is off and it is recommended that you only use this feature when you must. • Anti-aliasing reduces the jagged appearance of curves and lines in text and line art. To view the dialog in which to find and set this feature, see Figure 4-3. User Tonal Reproduction Curves (TRCs) User TRCs provide the skilled user a tool for adjusting color output on all or individual color separations of an image. 4-4 Color Management Guide