4. Print the image. Has the problem been resolved?
Yes Finished!
No Go to the next step.
5. Print a full-page, half-tone A3 sheet for each of cyan, magenta, yellow, and black, and
then measure by a ruler, etc., the intervals between the spots affected by density
fluctuation.
6. Refer to the following table and perform the applicable solution according to the intervals
between the areas affected by density fluctuation.
Interval Affected unit Solution
40 mm (1.6
inches)
Charge roller's pitch circle 1. Clean the charge roller.
2. In the [Machine: Maintenance]
group on the [Operator Adjust.]
menu, execute 0501: [Execute
Process Adjustment].
3. In Adjustment Settings for Operators,
select 0201: [Execute Image Quality
Adjustment], execute 02: [Density
Difference: With Feed] and then
check the printed image.
50 mm (2.0
inches)/26 mm
(1.0 inches)
Development roller's pitch
circle
In Adjustment Settings for Operators,
select 0201: [Execute Image Quality
Adjustment], execute 02: [Density
Difference: With Feed] and then check the
printed image.
189 mm (7.5
inches)
Photoconductor's pitch circle See page 144 "Banding: 189 mm (7.5
inches) Intervals".
• After performing the solution, it is recommended to perform the color calibration of the external
printer controller.
Banding: 189 mm (7.5 inches) Intervals
Density fluctuation occurs at intervals of 189 mm (7.5 inches).
5. Image Quality Problem: Lines/Streaks
144
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