Brother MFC-J2320 Service Manual page 109

Ink splash

Step
1 Maintenance unit stained
2 Wrong head property value
3 Carriage PCB defective
4 Maintenance unit defective
5 Head defective
6 Main PCB defective
Print edges not aligned

Step
1 Vertical print lines not aligned
2 Head inclination is not correctly
adjusted.
3 CR encoder strip stained
4 CR encoder strip defective
5 Head defective
6 Main PCB defective
Cause
Clean the maintenance unit (refer to
4.3.2
Input the head property value (refer to
5, Section
Replace the carriage PCB ASSY.
Replace the maintenance unit.
Replace the head/carriage unit.
Replace the main PCB ASSY.
User Check
- Check whether the recording paper being used is within
the specification.
- Perform the printing position adjustment.
Cause
Adjust vertical print line alignment (refer to
Chapter 5, Section
Adjust the head inclination (refer to
Section
Clean the CR encoder strip.
Replace CR encoder strip
Replace the head/carriage unit.
Replace the main PCB ASSY.
2-72
User Check
- Replace the ink cartridge.
Solution
in this Chapter.)
1.3.25.)
Solution
1.3.23.)
2.4.)
Section
Chapter
Chapter 4,
Confidential