Printing And Print Quality Problems; Initial Checks And Actions - Tektronix Z780N - Phaser 780 Color Laser Printer Reference Manual

Printing and print quality problems

Initial checks and actions

1. Does the printer display an error code? If so go to "Error Codes and
Messages" on page 19.
2.
Is the AC power provided at the wall outlet within recommended
specifications?
3. Is the printer properly gounded through the AC wall outlet?
4.
Is the printer located in an area where the temperature and humidity are
stable and within specifications?
5. Is the printer located in an area free of dust?
6.
Is the printer located away from water outlets, steamers, electric heaters,
volatile gases, open flames and strong radio frequency sources?
7. Is the printer shielded from the direct rays of the sun?
8.
Does the printer have adequate clearances on all sides for proper
ventilations?
9. Is the printer installed on a level, stable surface?
10.
Is the correct paper stock being used in the printer?
11.
Is the customer using the printer correctly as explained in the user
documentation?
12.
Have the consumables been replaced correctly at the required intervals?
13. Is the problem a failure or the result of improper use, incorrect media
type/weight, excessive use or a limitation of the duty cycle?
Service Guide
43