Appendix B: Frequently Asked Questions
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Defect Recovery Procedures
Vertical White Streak or Faint Image
Carry out Light Cleaning, Medium
Cleaning, and Strong Cleaning 2 or 3
times for each cleaning, and then check
that the defect has been recovered.
Carry out Ink Loading, and then check
that the defect has been recovered
Carry out Printhead face cleaning, and
then check that the defect has been
recovered.
Blade, cap, or cap base is contaminated
with dust or foreign matter, or it is
scratched or deformed.
Replace Printhead, and then check that
the defect has been recovered.
Replace Print Module, and then check
that the defect has been recovered.
Replace Printer Controller PCB, and then
check that the defect has been
recovered.
Void or Abnormal Discharge (Test Printing Result: NG)
Connection of
Printhead to
Printhead
Relay PCB
Proceed reconnection recovery *1, and
then check that the defect has been
recovered.
The connector of Flexible Cable is not
connected securely.
Flexible Cable has a defect such as
disconnection, crack, or ink adhesion.
Replace Printhead Relay PCB, and then
check that the defect has been
recovered.
Replace Printhead, and then check that
the defect has been recovered.
Replace Printer Controller PCB, and then
check that the defect has been
recovered.
Replace Print Module, and then check
that the defect has been recovered.