Brother DCPJ525W Service Manual page 67

Error Code 17
Wrong Paper Size
Recording paper size error. (Duplex PC print/Duplex copy) (Detected by the paper width sensor
or registration sensor)
User Check
- Check whether the recording paper being used is within the specification.
- Check that dark recording paper is not used.
Step
1 Registration actuator caught on
the surrounding parts
2 CR encoder strip stained
3 PF encoder disc stained
4 Registration sensor defective
5 Paper feed motor defective
6 Paper width sensor defective
7 Main PCB defective
Error Code 18
Paper Jam
In switchbacking of paper for printing on the second side, a recording paper jam has occurred.
(The registration sensor does not come ON within the specified paper feeding amount.)
User Check
- Remove the jammed paper.
- Check whether the recording paper being used is within the specification.
Step
1 Foreign materials in the duplex
print paper path
2 Registration actuator caught on
the surrounding parts
3 Main PCB defective
Cause
Check and reposition the registration actuator.
Replace the CR encoder strip.
Replace the PF encoder disc and clean the flushing
guide. Refer to
Replace the registration sensor PCB ASSY.
Replace the paper feed motor ASSY.
Replace the carriage PCB ASSY.
Replace the main PCB ASSY.
Cause
Remove foreign materials.
Check and reposition the registration actuator.
Replace the main PCB ASSY.
2-22
Solution
Chapter 3, Section 1.
Solution
LCD
LCD
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