Problem Solving
448
Problem Solving
15
Black lines are
printed.
The drum cartridge
hasdeteriorated or is
damaged.
Replace the drum cartridge with a new one.
Contact our Customer Support Center.
Dirt appears at
equal intervals.
The paper path is dirty. Print a few pages to remove the dirt.
The drum cartridge has
deteriorated or is damaged.
Replace the drum cartridge with a new one.
Contact our Customer Support Center.
White dots
appear in black
filled areas.
The paper is unsuitable. Load suitable paper.
z
Refer to "Loading Paper" (P.58).
The drum cartridge has
deteriorated or is damaged.
Replace the drum cartridge with a new one.
Contact our Customer Support Center.
Symptom Cause Remedy
Paper feed direction