16 Problem Solving
452
Problem Solving
16
Dirt appears at
equal intervals.
The paper feeder 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.
Refer to "Replacing the Drum Cartridge"
(P.428).
White dots
appear in black
filled areas.
The paper is unsuitable. Load suitable paper.
Refer to "Loading Paper" (P.238).
The drum cartridge has
deteriorated or is damaged.
Replace the drum cartridge with a new one.
Refer to "Replacing the Drum Cartridge"
(P.428).
Printed toner
smudges when
rubbed with your
finger.
Toner is not
fused.
The paper is dirty
with toner.
The paper is damp. Replace the paper with new one.
Refer to "Loading Paper" (P.238).
The paper is unsuitable. Load suitable paper.
Refer to "Loading Paper" (P.238).
The entire paper
area is printed
black.
The drum cartridge has
deteriorated or is damaged.
Replace the drum cartridge with a new one.
Refer to "Replacing the Drum Cartridge"
(P.428).
High-voltage power supply
problem
Contact our Customer Support Center.
Symptom Cause Remedy
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