22 Problem Solving
736
Problem Solving
22
Black or colored
lines are printed.
The drum cartridge has
deteriorated or is damaged.
Contact our Customer Support Center.
The constant velocity
transport glass for the
document feeder is dirty.
Clean the constant velocity transport glass.
Refer to "Cleaning the Narrow Glass Strip and
Document Presser" (P.679).
Dirt appears at
equal intervals.
Paper feed
direction
The paper path is dirty. Print a few pages to remove the dirt.
The drum cartridge has
deteriorated or is damaged.
Contact our Customer Support Center.
White dots
appear in black
filled areas.
The paper is unsuitable. Load suitable paper.
Refer to "Loading Paper" (P.104).
The drum cartridge has
deteriorated or is damaged.
Contact our Customer Support Center.
Symptom Cause Remedy
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