Brother MFC-J3530DW, Service Manual

Page: 113 / 402

Confidential
2-73
■ Stained leading/trailing edge of recording paper
■
Overlapping lines over the whole page
< User Check >
- Check whether the recording paper being used is within
the specification.
Step Cause Solution
1 Maintenance unit stained Clean the maintenance unit.
(refer to
Fig. 2-11 (2-68) )
2 Paper feeding correction not
updated Update paper feed correction.
(refer to
Chapter 5, Section 1.3.18 "Updating of
Paper Feeding Correction Values (Maintenance
mode 58)"
)
3 Platen defective Replace the platen.
4 Head defective Replace the head/carriage unit.
< User Check >
- Carry out head cleaning.
Step Cause Solution
1 Head inclination is not correctly
adjusted. Adjust the head inclination.
(refer to
Chapter 4, Section 2.4 "Adjust head
inclination" )
2 Head calibration uncompleted Write the head calibration data.
(refer to
Chapter 5, Section 1.3.2 "Creating of
Head Calibration Data and Writing it into Flash
ROM (Maintenance mode 02)"
)
3 Paper feeding correction not
updated Update paper feed correction.
(refer to
Chapter 5, Section 1.3.18 "Updating of
Paper Feeding Correction Values (Maintenance
mode 58)"
)
4 PF encoder disk stained Clean the PF encoder disk and flushing guide.
(refer to
"Precautions for Troubleshooting and/or
Disassembly/Assembly" )
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.