Abnormal Stop Of Purge Cam Being Driven; Abnormal Stop Of Pump In The Maintenance Unit - Brother DCPJ525W Service Manual

Error Code 5A
Unable to Clean 5A

Abnormal stop of purge cam being driven.

Error Code 5B
Unable to Clean 5B

Abnormal stop of pump in the maintenance unit.

Step
1 Foreign materials in the
maintenance unit or around the
paper feed roller
2 PF encoder disc stained
3 PF encoder sensor PCB defective
4 Ink supply tubes bent
5 Main drain tube bent
6 ASF switching gear A or B
broken
7 Paper feed motor defective
8 Maintenance unit defective
9 Engine unit defective
10 Power supply PCB defective
11 Main PCB defective
Cause
Remove foreign materials.
Replace the PF encoder disc and clean the flushing
guide. Refer to
Replace the PF encoder sensor PCB ASSY.
Replace the ink refill ASSY.
Replace the main drain tube.
Replace the ASF switching gear A or B.
Replace the paper feed motor.
Replace the maintenance unit.
Replace the engine unit.
Replace the power supply PCB ASSY.
Replace the main PCB ASSY.
2-37
Solution
Chapter 3, Section 1.
LCD
LCD
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