Dot Misalignment - Canon BJ-W3000 Service Manual

CHAPTER 5. TROUBLESHOOTING

6. Dot misalignment

Normal
Problem/Unit
Foreign substance stuck
to the head
Defective head
Foreign substance stuck
to wiper (cleaner blade)
5–48
Step
Check item
1
Execute [Head Cleaning] for that color.
Is the nozzle check pattern of that color
proper when the "Nozzle Check" in the
[Internal Print] menu is printed?
2 Is it corrected by replacing the BJ print
head of that color and executing the
following?
• Load the recommended type of media
(plain paper or coat paper) larger than
A3 and execute the "Auto Adjust" in
the [Adjustment] menu.
Abnormal
Remedy
Result
If the problem persists after
NO
corrective steps have been
attempted 3 times, check the
next step.
Completed.
YES
Replace the wiper (cleaner
NO
blade).