Brother DCP-J552DW, Service Manual

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2-67 Confidential
■
Stain on the leading/trailing edge of the recording paper
■
Overlapping lines over the whole page
<User Check>
- Check if the recording paper used is according to specifications.
- Check if the recording paper used is not folded.
Step Cause Solution
1 Maintenance unit stained Clean the maintenance unit.
(Refer to
Section 4.3.2 in this chapter )
2 Paper feeding correction not
aligned Perform paper feeding correction.
(Refer to
Chapter 5, Section 1.3.19 )
3 Head defective Replace the head/carriage unit.
Step Cause Solution
1 Paper feeding correction not
aligned Perform paper feeding correction.
(Refer to
Chapter 5, Section 1.3.19 )
2 Head inclination is not adjusted Adjust the head inclination.
(Refer to
Chapter 4, Section 2.4 )
3 Head calibration not performed Perform head calibration.
(Refer to
Chapter 5, Section 1.3.2 )
4 PF encoder disk stained Clean the PF encoder disk and flushing guide.
(Refer to
Chapter 3, Section 1 )
5 PF encoder disk defective Replace the PF encoder disk.
6 Head defective Replace the head/carriage unit.
7 Main PCB defective Replace the main PCB ASSY.