Xerox Phaser 8500 - Cleaning Page; Other Test and Specialty Prints

5-44 Phaser 8400/8500/8550/8560 Color Printer Service Manual
Print-Quality Troubleshooting
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.
Cleaning Page
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
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
s8500-058