User Guide

Solving Problems with Printing Quality 81
Abnormal
areas (white
or black)
appear in a
regular
pattern.
Width of abnormal area:
1.25" (31.75 mm)
The toner cartridge is
damaged.
Remove the toner cartridge with the color causing the
abnormal image. Replace it with a new toner cartridge.
Width of abnormal area:
3" (76.2 mm)
The transfer belt is damaged.
Replace the transfer belt.
Width of abnormal area:
3.25" (82.55 mm)
The OPC drum cartridge is
damaged.
Replace the entire drum kit.
Width of abnormal area:
8" (203.2 mm)
The transfer belt is damaged.
Replace the transfer belt.
Image
defects cycli-
cal (evenly
spaced).
Lateral image defects have
1–2 mm spacing.
Clean the laser lens cover.
Lateral image defects have
35 mm spacing.
Replace the color toner cartridge.
Lateral image defects have
75 mm spacing.
Replace the image transfer roller.
Lateral image defects have
95 mm spacing.
Replace the entire OPC drum kit.
Lateral image defects have
204 mm spacing.
Replace the fusing unit.
Lateral image defects have
other spacing.
Replace the entire OPC drum kit.
Symptom Cause Solution
ABCDE
ABCDE
ABCDE
ABCDE