Tektronix Phaser 750 User Manual page 123

A single color shows a light, repeating horizontal line
I To fix the problem:
Run 20-30 prints. The impression will disappear with continued time and use.
I
I To avoid the problem:
Occasionally, or a day or two before installing a new Toner Cartridge, rotate the
I
gear on the end of the cartridge by at least a quarter turn.
Prints are missing fine-line detail
I Replace the Imaging Unit.
Dark color spots and dark or light streaks appear in all colors
I Replace the Imaging Unit; make sure that the old Imaging Unit is not exposed to light
for more than 3 minutes.
I
If a new Imaging Unit does not correct the problem:
Put the old Imaging Unit back into the printer.
I
Repack the new Imaging Unit.
I
I Replace the Fuser.
Print shows a straight, thin and even, light vertical line in all colors
I
Replace the Imaging Unit.
Advanced Features and Troubleshooting Manual
Troubleshooting Phaser 750 Printers
123