Brother DCP-J4110DW Service Manual page 104

All single color

Step
1 Carriage PCB defective
2 Head defective
3 Main PCB defective
Random color

Step
1 Maintenance unit stained
2 Wrong head property value
3 Head correction uncompleted
4 Non-discharge of ink from head
5 Carriage PCB defective
6 Head defective
7 Main PCB defective
User Check
- Check that ink cartridge is loaded correctly.
Cause
Replace the carriage PCB ASSY.
Replace the head/carriage unit.
Replace the main PCB ASSY.
User Check
- Check that ink cartridge is loaded correctly.
- Carry out head cleaning.
Cause
Clean the maintenance unit (refer to
this Chapter.)
Input the head property value (refer to
Section
Write the head correction data. (refer to
Section
Perform the recommended purge procedures.
Refer to "Recommended purge procedures" in
Chapter 5, Section 1.3.29 "Purge Operation
(Maintenance mode 76)."
Replace the carriage PCB ASSY.
Replace the head/carriage unit.
Replace the main PCB ASSY.
2-67
Solution
Solution
1.3.25.)
1.3.2.)
Section 4.3.2 in
Chapter 5,
Chapter 5,
Confidential