Lines Or Banding On Image Due To Speed Change (Shock Noise) - Konica Minolta AccurioPress C2070 Troubleshooting Manual

1.2.12. Lines or banding on image due to speed change (shock
noise)
(1) Symptom
On the thick or the hard paper, white or color lines to CD (main scan direction) occur.
Check the lines position from the following figure and specify the cause location and apply
solution matching the cause.
Note
Depending on the paper posture, the location on the actual paper may vary by +/-10mm.
• C1070 (Shifting at 2
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nd
transfer)
89
Fusing roller contacts
Fusing nipping start
Registration roller release
High speed
Middle speed
Low speed
Exit registration guide
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Cause/Solution (a)
Cause/Solution (b)
Cause/Solution (a)