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Confidential
2-54
4.2
Recording Paper Feeding Problems
Problems related to paper feeding are end user recoverable if following the User
Check items.
If the same problem occurs, follow each procedure in the order of the number
described in the Step column in the tables below.
4.2.1 Paper is not fed from paper tray
User Check
- Check that setting of tray selection is not fix to other tray.
- Check that recording paper is loaded correctly in the paper tray.
- Check that the paper smaller than the specified size is not loaded.
- Adjust the paper guide to match the recording paper size.
- Try reversing the recording paper in the paper tray, or rotating direction of the paper
for 180 degrees.
- Check thickness of recording paper is within tolerance of each type.
- Check that the number of recording paper loaded in the paper tray is within specified
volume.
- Clean the paper pull-in roller.
Step
Cause
Solution
1
Paper pull-in roller not
mounted in place
Set the paper pull-in roller into place.
2
CR encoder strip stained
Clean the CR encoder strip.
3
PF encoder disk stained
Clean the PF encoder disk and flushing guide
(refer to
Chapter 3, Section 1 "PRECAUTIONS
4
Bank ASSY out of place
Set the bank ASSY into place.
5
The grease of the switching
lever guide of the maintenance
unit is not enough
Apply the grease for the switching lever guide of
the maintenance unit (refer to
6
Paper feed motor harness
connection failure
Reconnect the paper feed motor harness.
7
Registration actuator out of
place
Set the registration actuator into place.
8
Paper feeding path parts out of
place
Set the feeding path parts into place.
9
Paper pull-in roller worn out
Replace the paper pull-in roller.
10
CR encoder strip defective
Replace the CR encoder strip
11
CR encoder sensor defective
Replace the carriage PCB ASSY.
12
Switching lever guide defective Replace the maintenance unit.
13
Registration sensor defective
Replace the registration sensor PCB ASSY.
14
Paper feed motor defective
Replace the paper feed motor.
15
Main PCB defective
Replace the main PCB ASSY.
Summary of Contents for MFC-J6920DW
Page 123: ...3 3 Confidential 2 PACKING ...
Page 146: ...3 26 Confidential 3 Set the protective part Protective part ...
Page 308: ...5 37 Confidential pfadj2 Pattern ...
Page 315: ...5 44 Confidential Margin Check Pattern ...
Page 362: ...App 3 8 Confidential When the following screen appears click Close to close the screen ...