Brother MFC-J3530DW, Service Manual

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Confidential
2-70
■ Vertical streaks
■
White vertical streaks
< User Check >
- Check whether the recording paper
being used is within the specification.
- Clean the related rollers by printing
blank paper.
- Clean the platen.
Step Cause Solution
1 Foreign materials in the CR
guide rail Remove foreign materials.
2 Recording paper path
contaminated Clean the recording paper path.
3 CR encoder strip stained Clean the CR encoder strip.
4 Carriage flat cable not
mounted in place Set the carriage flat cable into place.
5 Ink supply tubes not mounted
in place Set the ink supply tubes into place.
6 CR encoder strip defective Replace the CR encoder strip.
< User Check >
- Carry out head cleaning.
Step Cause Solution
1 Foreign materials in the CR
guide rail Remove foreign materials.
2 CR encoder strip stained Clean the CR encoder strip.
3 Non-discharge of ink from
head Perform the recommended purge procedures.
(refer to the recommended procedures in
Chapter 5, Section 1.3.28 "Purge Operation
(Maintenance mode 76)"
.
4 CR encoder strip defective Replace the CR encoder strip.
5 Carriage motor defective Replace the carriage motor ASSY.
6 Head defective Replace the head/carriage unit.