Brother MFC-J6510DW Service Manual page 69

Error Code 52
Unable to Print 52 / Unable to Clean 52 / Unable to Init. 52
Failed to detect the origin of the purge cam. (Failed to detect the longest OFF domain of the
purge cam)
Step
1 Foreign materials in the
maintenance unit
2
Maintenance unit defective
3
Main PCB defective
Error Code 5A
Unable to Print 5A / Unable to Clean 5A / Unable to Init. 5A
Abnormal stop of purge cam being driven.
Error Code 5B
Unable to Print 5B / Unable to Clean 5B / Unable to Init. 5B
Abnormal stop of pump in the maintenance unit (during expelling/sucking of air).
Step
1 Main drain tube bent
2 Foreign materials in the
maintenance unit or around the
paper feed roller
3 PF encoder disk stained
4 PF encoder PCB defective
5 Ink supply tubes bent
6 ASF switching gear broken
7 Paper feed motor defective
Cause
Remove foreign materials.
Replace the maintenance unit.
Replace the main PCB ASSY.
Cause
Reconnect the main drain tube.
Remove foreign materials.
Replace the PF encoder disk and clean the flushing
guide. (Refer to
Replace the PF encoder/PF sensor harness unit.
Replace the ink refill ASSY.
Replace the ASF switching gear.
Replace the paper feed motor.
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Solution
Solution
Chapter 3, Section 3.1.)
LCD
LCD
LCD
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