Printed Paper Curls (Without Ru Connection) - Konica Minolta AccurioPress C2070 Troubleshooting Manual

2.1.4. Printed paper curls (without RU connection)

(1) Symptom
Printed paper curls largely
(2) Cause
Decurl pressure is adjustable by 3-level for main body exit decurl roller and reverse exit decurl
roller.
Decurl adjustment condition is already optimized for the paper type (plain / fine /Coated <GL,
GO, ML, MO>).
coverage/ambient environment/paper brand, it is impossible to cover all conditions by the
automatic control.
(3) Solution
(a) Decurl level adjustment
Request user to adjust the decurl level from the Paper Setting on operation panel.
Machine → [Paper Setting]→ select a Tray →[Change Set]→[Expert Adj.]→[Output Curl
Adjustment]/[Output Curl (Back on Top)], select a setting (Selection: [Auto], [0], [+1] and
[+2]).
The idea for the setting is shown in the table below.
Note
Adjustment direction judged from output curl adjustment and output curl (back on top)
adjustment is as shown in the following table.
* Curl direction is defined by the paper ejected state from main body.
Adjustment
Output curl
adjustment
Output curl (Back
on Top) adjustment
When face-up is selected, the paper is not sent to the reverse exit demurer roller. So, the curl
adjustment is not necessary.
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However, because the paper exit curl changes depending on the
Curl direction
Convex curl
Concave curl
Convex curl
Concave curl
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Setting to reduce curl (left curl larger, right curl
smaller)
[2] → [1] → [0]
[0] → [1] → [2]
0] → [1] →[2].
[2] → [1] → [0]