Engine Test Prints - Xerox Phaser 7760 Service Manual

Repeating Defects Page
The Repeating Defects Page provides a measurement tool that allows you to match the spac-
ing between repeated defects on the printed pages with the component that would cause such
spacing to occur. Instructions for using the Repeating Defects Page are printed on the page.
Figure 6 Repeating Defects Page
Removing Print Smears
Selecting Remove Print Smears (Printer Menu > Troubleshooting > Print Quality Prob-
lems > Remove Print Smears) causes the printer to cycle blank paper through the printing
path, continue selecting this function until the paper comes out clean. The printer prints 5 prints
5 blank pages.
Image Quality
Control Panel Test Prints, Engine Test Prints

Engine Test Prints

These features are available from the
shooting > Service Tools > Printer Status Page > hold the Up and Down buttons simulta-
neously > Run Service Diagnostics > OK. If the Engine Test Prints are rendered correctly
and other test prints are defective, the problem is not on the Engine Control Board. Refer to
Section 3, Test Prints for accessing the Control Panel.
NOTE: Ensure to load letter size (LEF) media in Tray 1 (MPT) when working on the printer.
This will prevent any printing issues from Tray 1 (MPT).
Paper Path Options
Selecting Paper Path Options (Service Diagnostics Menu > Built-in Test Prints > Paper
Path Options) allows the printer to be configured desired for printing any of the following Test
Prints. The selectable options are:
• Source Tray
• Current # of sheets
• Offset
• Media Type
• Output Destination
• Stapling
January 2010
3-6
Service Diagnostics Menu: Printer Menu > Trouble-
Phaser 7760 Color Laser Printer
Revised