User's Manual

Troubleshooting Guide 537
Random spots/Blurred images
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.
Does this solve your problem?
The task is complete. Go to action 4.
4 Replace the fusing unit.
a Replace the fusing unit. See "Replacing the Fusing Unit."
b After you replace the fusing unit, click Chart Print on the Diagnosis
tab.
c Click Pitch Configuration Chart .
The Pitch Configuration Chart is printed.
Does this solve your problem?
The task is complete. Go to action 5.
5 Replace the transfer belt unit, the 2nd Belt Transfer Roller (2nd BTR),
and the retard roller.
a Replace the transfer belt unit, the 2nd BTR, and the retard roller. See
"Replacing the Transfer Belt Unit, the 2nd Belt Transfer Roller (2nd
BTR), and the Retard Roller."
b After you replace the transfer belt unit, the 2nd BTR, and the retard
roller, click
Chart Print on the Diagnosis tab.
c Click Pitch Configuration Chart .
The Pitch Configuration Chart is printed.
Does this solve your problem?
The task is complete. Contact Dell.
Action Yes No
1 Ensure that the toner cartridges are installed correctly. See "
Installing a
Toner Cartridge."
Does this solve your problem?
The task is complete. Go to action 2.
2 Ensure that the drum cartridges are installed correctly.
See "Installing a
Drum Cartridge."
Does this solve your problem?
The task is complete. Go to action 3.
Action Yes No