Kyocera FS-C8008DN - Manual (Page 150)

4.2 Print Quality Problems
4-5
Grey background Clean the main charger.
Open the printer front cover. Pull the green cleaning
knob slowly in and out a few times. For full details,
see
Chapter 5 Maintenance, section 5.3.2 Cleaning
the Main Charger Unit on page 5-12 .
Conduct color calibration either by switching the
printer off then on or using the printer operator
panel (MENU). For full details, see
Chapter 3
Using the Operator Panel, section 3.13.12 Color
Calibration on page 3-100
.
Dirt on the top edge or back of the paper Clean the rubber belts. See below. For details, see
Chapter 5 Maintenance, section 5.3.1 Cleaning the
Paper Transfer Unit on page 5-8
.
Clean the main charger.
Open the printer front cover. Pull the green cleaning
knob slowly in and out a few times. For full details,
see
Chapter 5 Maintenance, section 5.3.2 Cleaning
the Main Charger Unit on page 5-12 .
Clean the parts in the paper paths—such as the
paper cassette, etc.
Check the transfer belt.
If the transfer belt is dirty with toner, try printing
several pages.
Printing incomplete or out of position Check that the application software is correctly
operated.
See 4.1.1 Tips on page 4-2 .
Printed Results Corrective Action
Table 4-2 (Continued)