Head Property Information Not Input; Recording Paper Size Error (During Fax/List Printing) - Brother DCP-J552DW Service Manual

■ Error Code 7E
Unable to print 7E

Head property information not input.

Step
1 Head property information not
input
2 Main PCB defective
■ Error Code 80
Wrong Paper
Recording paper size error. (During fax/list printing)
The paper width sensor detected a recording paper smaller than the specified size.
<User Check>
- Check if the recording paper used is according to specifications.
- Check if dark recording paper is not used.
- Clean the platen.
Step
1 Registration actuator caught in the
surrounding parts
2 CR encoder strip stained
3 PF encoder disk stained
4 CR encoder strip defective
5 PF encoder disk defective
6 Registration sensor defective
7 Paper width sensor defective
8 Carriage motor defective
9 Paper feed motor defective
10 Main PCB defective
Cause
Input the head property information.
(Refer to
Replace the main PCB ASSY.
Cause
Reattach the registration actuator.
Clean the CR encoder strip.
Clean the PF encoder disk and flushing guide.
(Refer to
Replace the CR encoder strip.
Replace the PF encoder disk.
Replace the registration sensor PCB ASSY.
Replace the carriage PCB ASSY.
Replace the carriage motor ASSY.
Replace the engine unit.
Replace the main PCB ASSY.
2-39
Solution
Chapter 5, Section 1.3.25)
Solution
Chapter 3, Section 1)
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