Troubleshooting For Paper Feeding Problems; Multiple Sheets Of Paper Are Fed; Paper Becomes Wrinkled; Paper Is Fed At An Angle - Brother HL-5440D Service Manual

4.2

Troubleshooting for Paper Feeding Problems

End users can solve problems related to paper feeding as long as they follow the User Check
items. If the problem still cannot be solved, implement each procedure according to the step
number in the tables below.

4.2.1 Multiple sheets of paper are fed

<User Check>
- Check that the paper is set in each paper tray correctly.
- Check that there is not too much paper set in each tray.
- Reverse the paper in each paper tray or rotate the paper 180°.
- Check that the thickness of the paper is 60 to 105 g/m
- Flip through the paper and reset it in the tray.
Step
Abrasion of the separation pad or
1
separation roller

4.2.2 Paper becomes wrinkled

<User Check>
- Check that the paper is set in each paper tray correctly.
- Reverse the paper in each paper tray or rotate the paper 180°.
- Adjust the paper guide according to the paper size.
- Check that the thickness of the paper is 60 to 105 g/m
- Check that the paper is not damp.
- Check that there is no dust stuck to the fuser unit.
Step
1 Fuser unit failure

4.2.3 Paper is fed at an angle

<User Check>
- Check that the paper is set in each paper tray correctly.
- Adjust the paper guide according to the paper size.
- Check that the thickness of the paper is 60 to 105 g/m
- Check that there is not too much paper set in each tray.
Step
1 Registration clutch failure
2 Main PCB failure
Cause
Replace the paper feeding kit for the
corresponding paper tray.
Cause
Replace the fuser unit.
Cause
Replace the registration clutch.
Replace the main PCB ASSY.
2-57
2 2
. (60 to 163 g/m for MP tray)
Remedy
2 2
. (60 to 163 g/m for MP tray)
Remedy
2 2
. (60 to 163 g/m for MP tray)
Remedy
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