Troubleshooting230 WorkCentre 7500 Series Multifunction PrinterUser GuidePrint-Quality ProblemsThis section includes:• Controlling Print Quality ..............................................................................................................................................230• Troubleshooting Print-Quality Problems ...............................................................................................................233Your printer is designed to produce consistently high-quality prints. If you observe print-quality problems,use the information in this section to troubleshoot the problem. For more information, go towww.xerox.com/office/WC75xxsupport.CAUTION: The Xerox ® Warranty, Service Agreement, or Xerox ® Total Satisfaction Guarantee doesnot cover damage caused by using unsupported paper or specialty media. The Xerox ® TotalSatisfaction Guarantee is available in the United States and Canada. Coverage could vary outsidethese areas. Please contact your local representative for details.Notes:• To enhance print quality, the toner/print/drum cartridges for many models of equipment aredesigned to cease functioning at a predetermined point.• Grayscale images printed with the composite black setting increment the color pages counter,because color consumables are used. Composite black is the default setting on most printers.Controlling Print QualityVarious factors can affect the quality of the output of your printer. For consistent and optimum printquality, use paper designed for your printer, and correctly set the Print-Quality Mode and ColorAdjustments. Follow the guidelines in this section to maintain optimum print quality from your printer.Paper and MediaYour printer is designed to use various paper and other media types. Follow the guidelines in this sectionfor the best print quality and to avoid jams:• Use only Xerox ® supported paper types and sizes. For details, see Supported Paper on page 38.• Use only dry, undamaged paper.