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Konica Minolta Bizhub 20p Service Manual: Dirt On Paper; Wrinkles Or Creases; Waves In The Paper / Folds In The Paper At The Eject Roller

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3.4

Dirt on Paper

<User Check>
- Check if the paper is loaded into the paper tray correctly.
- Turn over the stack of paper in the paper tray, or try rotating the paper 180° in the paper
tray.
Step
Fuser unit dirty
1
3.5
Wrinkles or creases
<User Check>
- Check if the paper is loaded into the paper tray correctly.
- Turn over the stack of paper in the paper tray, or try rotating the paper 180° in the paper
tray.
Step
Fuser unit dirty
1
Fuser unit failure
2
3.6
Waves in the paper / folds in the paper at the eject roller 2
<User Check>
- Check that the problem is solved if new paper is used.
Step
Foreign object
1
around eject roller 2
Eject roller 2
2
failure
Cause
Is there dirt around the
entrance of the fuser
unit?
Is the pressure roller
ASSY dirty?
Cause
Is there dirt around the
entrance of the fuser
unit?
Is the problem solved if
new fuser unit is
replaced?
Cause
Is there a foreign object
around the eject roller 2?
Is the problem solved
after replacing the new
eject roller 2?
Check
Result
Yes
Yes
Check
Result
Yes
Yes
Check
Result
Yes
Yes
3-30
Remedy
Clean the entrance of the
fuser unit.
Clean the pressure roller
ASSY.
Remedy
Clean the entrance of the
fuser unit.
Replace the fuser unit.
Remedy
Remove the foreign object.
Replace the top cover
ASSY.
Confidential

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Troubleshooting

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