Brother MFC-J6520DW - Page 104

Confidential
2-70

Separated lines at the trailing edge of the recording paper
 Characters having shadows (ghost)
User Check
- Carry out head cleaning.
Step Cause Solution
1 Paper feeding correction value
not updated
Adjust the paper feeding correction value (refer
to Chapter 5, Section 1.3.19 "Updating of Paper
Feeding Correction Values.")
2 PF encoder disk stained Clean the PF encoder disk and flushing guide
(refer to Chapter 3, Section 1 "PRECAUTIONS
BEFORE PROCEEDING")
3 Non-discharge of ink from
head
Perform the recommended purge procedures.
(refer to the recommended procedures in
Chapter 5, Section 1.3.29 "Purge Operation
(Maintenance mode 76)".
4 PF encoder disk defective Replace the PF encoder disk.
5 Main PCB defective Replace the main PCB ASSY.
User Check
- Carry out head cleaning.
Step Cause Solution
1 Paper feeding correction value
not updated
Adjust the paper feeding correction value (refer
to Chapter 5, Section 1.3.19 "Updating of Paper
Feeding Correction Values.")
2 Vertical print lines not aligned Adjust vertical print line alignment (refer to
Chapter 5, Section 1.3.23 "Adjustment of
Vertical Print Lines/Software Correction for
Inclination/Corrugation/Ruled Lines.")
3 PF encoder disk stained Clean the PF encoder disk and flushing guide
(refer to Chapter 3, Section 1 "PRECAUTIONS
BEFORE PROCEEDING")
4 CR encoder strip stained Clean the CR encoder strip.
5 PF encoder disk defective Replace the PF encoder disk.
6 CR encoder strip defective Replace the CR encoder strip.
7 Head defective Replace the head/carriage unit.
8 Main PCB defective Replace the main PCB ASSY.