Brother DCPJ525W Service Manual page 116
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- Basic user's manual (100 pages) ,
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Stained leading edge of recording paper
Step
1
Maintenance unit contaminated
2
Paper feeding correction value not
updated
3
Head/carriage unit not mounted
correctly
4
Print head defective
Overlapping lines over the whole page
Step
1
Inclination of the head not
adjusted
2
Head calibration data not written
3
Paper feeding correction value not
updated
4
PF encoder disc stained or
scratched
5
Print head defective
6
Main PCB defective
User Check
- Check whether the recording paper being used is within the specification.
- Perform head cleaning.
Cause
User Check
- Perform head cleaning.
Cause
2-71
Solution
Clean the maintenance unit. Refer to
Section
4.2.6.
Update the paper feeding correction value with
Function code 58. Refer to
1.4.17.
Reposition the head/carriage unit.
Replace the head/carriage unit.
Solution
Adjust inclination of the head. Refer to
Section
1.4.
Perform head calibration with Function code 02.
Refer to
Chapter 5, Section
Update the paper feeding correction value with
Function code 58. Refer to
1.4.17.
Replace the PF encoder disc and clean the flushing
guide. Refer to
Chapter 3, Section
Replace the head/carriage unit.
Replace the main PCB ASSY.
Chapter 2,
Chapter 5, Section
Chapter 4,
1.4.2.
Chapter 5, Section
1.
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