Dell C1760NW Color Laser Printer - Manual (Page 217)

Troubleshooting 215
Random spots/Blurred images
The entire output is blank
If this trouble comes out, contact Dell.
Streaks appear on the output
If this trouble comes out, contact Dell.
Action Yes No
1 Ensure that the toner cartridges are installed correctly. See "Installing a
Toner Cartridge" on page 190.
Is the problem recovered?
The task is complete. Go to action 2.
2 If you use non-Dell brand toner cartridges, install Dell brand toner
cartridges.
Is the problem recovered?
The task is complete. Go to action 3.
3 Clean up the fusing unit.
a Load one sheet of paper on the MPF, and then print a solid image all
over paper.
b Load the printed sheet with the side to be printed on facing down,
and then print a blank sheet of paper.
Is the problem recovered?
The task is complete. Contact Dell.