Xerox 8500DN Service Manual - Page 250

Print-Quality Troubleshooting Cleaning Page If you have skew on duplex prints, check for a worn duplex roller an verify that the front door is completely closed and latched on both the left and right sides.If the lead-edge margins are outside of tolerance, check the preheater flag. This page is automatically printed following a purge. It is used to flush the jet nozzles of any possible contamination or color mixed jets. It can also be printed on its own. An ocassional stripe or series of short stripes on this page is normal. Other Test and Specialty Prints s8500-058 The following prints are used by Manufacturing and Engineering for development and test. ■ Manuf. Five Duplex GSF ■ Drum Seal (8400 only) is not supported for this printer. ■ Manuf. Paper Path ■ Manuf X-Axis (Scanner) (8400 only) ■ OHP Color Bands (8400 only) ■ Manuf. Banding (8400 only) ■ Head Roll (8400 only) ■ Head Height(8400 only) ■ X Dot Position (8400 only) ■ Y Dot Position (8400 only) ■ Chase Pages ■ Oil Bar Chase ■ Purge Efficiency 5-44 Phaser 8400/8500/8550/8560 Color Printer Service Manual