Table of Contents
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1.
Make sure that the ambient temperature and humidity are within the acceptable range:
• Temperature Range: 10°C to 27°C (50 °F to 81°F)
• Humidity Range: 15% to 80% Rh
2.
Clean the print heads again, and then print another Nozzle Check Pattern.
3.
If the Nozzle Check Pattern is still abnormal, let the machine remain idle for 10 minutes.
4.
Execute two more cleanings and one flushing.
• Be sure to print a Nozzle Check Pattern after each cleaning and the flushing.
• If you have produced an unbroken Nozzle Check Pattern, you can stop.
5.
After the flushing, if the Nozzle Check Pattern is still not perfect, let the machine remain
idle for 8 hours.
6.
Execute three more cleanings and one flushing.
• Be sure to print a Nozzle Check Pattern after each cleaning and the flushing.
• When you have produced an unbroken Nozzle Check Pattern, you can stop.
Other Measures
• Clean or replace maintenance unit.
• Inspect vertical encoder wheel for dirt or damage. Clean or replace.
• Replace the print head(s) (p.425).
Horizontal Lines In Margins
Horizontal lines appear in the margins
Faulty Print Head or Carriage Unit
• Replace the print heads.
• Replace the carriage unit.
and
.
Printing Problems
723
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Table of Contents
Troubleshooting
