Two Or More Sheets Of Paper Fed At A Time; Paper Feeding At An Angle - Brother MFC-J3520 Service Manual

4.2.3 Two or more sheets of paper fed at a time

User Check
- Check that recording paper is loaded correctly in the paper tray.
- Check that the set number of recording paper loaded in each paper tray is within
specified volume.
- Try reversing the recording paper in each paper tray, or rotating direction of the paper
for 180 degrees.
- Check thickness of recording paper is within tolerance of each type.
- Shuffle recording papers thoroughly and then reload them in the paper tray.
Step
1 Bank ASSY worn out
2 Base pad worn out

4.2.4 Paper feeding at an angle

User Check
- Check that recording paper is loaded correctly in the paper tray.
- Adjust the paper guide to match the recording paper size.
- Check thickness of recording paper is within tolerance of each type.
- Check if too much paper is loaded in the paper tray.
- Clean the paper pull-in roller.
Step
1 Paper pull-in roller not
mounted in place
2 Bank ASSY out of place
3 Paper feeding path parts out of
place
4 Inside cover ASSY defective
5 Main PCB defective
Cause
Replace the bank ASSY.
Replace the base pad.
Cause
Set the paper pull-in roller into place.
Set the bank ASSY into place.
Set the feeding path parts into place.
Replace the inside cover ASSY.
Replace the main PCB ASSY.
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Solution
Solution
Confidential