Xerox Z750/N Troubleshooting Guide - Page 84
Printing PANTONE Colors, Using the Tektronix halftone screens
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Troubleshooting Phaser 750 Printers Printing PANTONE Colors If printer-specific PANTONE Colors are not printing as expected, make sure that you are printing without any color corrections selected. Refer to PANTONE Colors on page 10 for more information. There are many variables in process reproduction of colors generated by your printer, any one of which may affect the quality of the PANTONE Color simulation, including: s Type of media used s Print quality mode selected s Effective final resolution s Dot structure/halftones s Density of the toner colors Using the Tektronix halftone screens Tektronix halftone screens are designed for Tektronix printers, and improve print quality over application-set halftone screens. The Setscreen Off (SCRENOFF.PS) utility file redefines some PostScript operators, such as the setscreen, setcolorscreen and sethalftone. When downloaded to the printer, this file prevents applications from overriding the Tektronix proprietary halftone screens. Macintosh file names Setscreen On Setscreen Off Apple Printer Utility PC file names SCREENON.PS SCRENOFF.PS Refer to Printer Utilities on page 23 for instructions on using these files. If you have any problems with halftone screens, refer to the TekSMART knowledge base for solutions: www2.tek.com/TekSMART/ 1. In the Go to a specific document number field, enter the number 7998 and click Go. 2. A solution for Forcing Halftone Screens / Setscreen Patch appears. Most common halftone screen problems are covered in this material. Advanced Features and Troubleshooting Manual 75
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