Brother MFC Series - Page 88

2-56
Confidential
■ Vertical stripes
■ White vertical streak
<User Check>
- Check if the recording paper used is according to
specifications.
- Clean each roller by printing several blank sheets.
- Clean the Platen.
Step Cause Solution
1
Foreign materials inside the
CR guide rail
Remove foreign materials.
2
Recording paper feeding path
contaminated
Clean the recording paper feeding path.
3
CR encoder strip stained Clean the CR encoder strip.
4
Carriage flat cable connection
failure
Reconnect the Carriage flat cable.
5
Ink supply tube not properly
attached
Reattach the Ink supply tube.
6
CR encoder strip defective Replace the CR encoder strip.
<User Check>
- Carry out head cleaning.
Step Cause Solution
1
Foreign materials inside the
CR guide rail
Remove foreign materials.
2
CR encoder strip stained Clean the CR encoder strip.
3
Non-discharge of ink from
head
Carry out the recommended purge procedures.
Refer to "Recommended purge procedures" in
"Chapter 5, Section 1.4.26 "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.