6.4 Poor Print Quality
224
Troubleshooting
6
Equally spaced bars
are printed.
The drum cartridge is dirty. Print a few sheets of paper.
The drum cartridge has deteriorated
or is damaged.
Replace with a new drum cartridge.
“5.5.3 Replacing Drum Cartridges [A1],
[A2], [A3], and [A4]”(P.137)
White dots appear in
the colored section.
Unsuitable paper is being used. Load suitable paper.
”5.4 Loading Paper”(P.115)
The drum cartridge has deteriorated
or is damaged.
Replace with a new drum cartridge.
“5.5.3 Replacing Drum Cartridges [A1],
[A2], [A3], and [A4]”(P.137)
Print blurs when
smeared with finger.
Toner is not fused.
Paper is stained by
toner.
The paper loaded in the tray is not
consistent with the paper type spec-
ified on the control panel.
From the control panel, specify the
appropriate paper type for the paper
that is loaded in the paper tray.
"About paper in 5.4.2 Loading Paper into
Trays 1 to 4" (P.122)
The paper is damp. Replace with new paper.
“5.4 Loading Paper”(P.115)
Unsuitable paper is being used. Replace with new paper.
“5.4 Loading Paper”(P.115)
The paper is com-
pletely covered with
toner.
The drum cartridge has deteriorated
or is damaged.
Replace with a new drum cartridge.
“5.5.3 Replacing Drum Cartridges [A1],
[A2], [A3], and [A4]”(P.137)
High-voltage power supply may be
defective.
Contact out Customer support Center
or your dealer.
Symptom Cause Action
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