Xerox Z750/N Troubleshooting Guide - Page 68

Vertical scratches, Light vertical streaks appear in all colors most easily visible in yellow

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Troubleshooting Phaser 750 Printers Vertical scratches s The surface of the printed image appears to have vertical scratches (visible by holding the print at an angle and observing the "shine" of the image). s At first, the scratches appear only on the printed image; eventually, dark vertical scratches appear on the unprinted portion of the page. s Replace the Fuser (depending on your quality needs, you can continue to print until the dark vertical lines appear). Light vertical streaks appear in all colors (most easily visible in yellow) s Replace the Main Charge Grid. Dark and wavy vertical streaks appear in all colors s The solution is one of the following: s Remove and reinsert the Main Charge Grid. s Replace the Main Charge Grid. s Replace the Imaging Unit. Advanced Features and Troubleshooting Manual 59

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Advanced Features and Troubleshooting Manual
59
Troubleshooting Phaser 750 Printers
Vertical scratches
■
The surface of the printed image appears to have vertical scratches (visible by holding
the print at an angle and observing the “shine” of the image).
■
At first, the scratches appear only on the printed image; eventually, dark vertical
scratches appear on the unprinted portion of the page.
■
Replace the Fuser (depending on your quality needs, you can continue to print until
the dark vertical lines appear).
Light vertical streaks appear in all colors (most easily visible in yellow)
■
Replace the Main Charge Grid.
Dark and wavy vertical streaks appear in all colors
■
The solution is one of the following:
■
Remove and reinsert the Main Charge Grid.
■
Replace the Main Charge Grid.
■
Replace the Imaging Unit.