Maintaining Print Quality - Tektronix Z780GN - Phaser 780 Graphics Color Laser Printer Advanced Features And Troubleshooting Manual

3
Troubleshooting

Maintaining print quality

30 Phaser 780 Color Laser Printer
If you notice a problem with the quality of your prints, the probable solution is
replacing one of the consumable components (toner cartridges, imaging unit,
fuser roll cartridge).
If the printer's front panel message indicates replacing one or more
consumables, replace it if necessary.
To help you diagnose the problem (in the absence of a front
panel message), print the Consumables Page and Service Print 1 from the
front panel's Help Pages menu. Refer to "Symptoms and solutions" on
page 31 for examples of symptoms, probable causes, and solutions.
Basic rules for troubleshooting
Where does the symptom appear?
One color only:
All four colors:
Refer to "Symptoms and solutions" on page 31 for more detailed solutions.
Solution
Make another print.
Replace the color toner cartridge.
Make another print.
Replace one of these consumables:
imaging unit
fuser roll cartridge
toner cartridge