Dell C2660dn Color Laser Printer - Manual (Page 328)

Action Yes No
5 Verify that the correct print media is being used. See "Supported Paper
Types." If not, use the print media recommended for the printer.
The task is complete. Go to action 6.
Does this solve your problem?
6 Clean inside the printer by using the cleaning rod. See "Cleaning the
Raster Optical Scanner (ROS) Window."
a After the cleaning is completed, click Chart Print on the Diagnosis
tab.
The task is complete. Go to action 7.
b Click Pitch Configuration Chart.
The Pitch Configuration Chart is printed.
Does this solve your problem?
7 Replace the drum cartridges.
a Replace the drum cartridges. See "Replacing the Drum Cartridges."
b After you replace the drum cartridges, click Chart Print on the
Diagnosis tab.
c Click 4 Colors Configuration Chart.
The task is complete. Contact Dell.
The 4 Colors Configuration Chart is printed.
Does this solve your problem?
Toner smears or print comes off
Action Yes No
1 The print media surface may be uneven. Try changing the Paper Type
setting in the printer driver. For example, change the plain paper to
thick.
The task is complete. Go to action 2.
a On the General tab, change the Paper Type setting.
Does this solve your problem?
2 Verify that the correct print media is being used. See "Supported Paper
Types." If not, use the print media recommended for the printer.
The task is complete. Go to action 3.
Does this solve your problem?
3 Replace the drum cartridges.
a Replace the drum cartridges. See "Replacing the Drum Cartridges."
b After you replace the drum cartridges, test print your document
again.
The task is complete. Go to action 4.
Does this solve your problem?
Troubleshooting Guide 326