Epson SureColor T5475 User Manual page 152

1. Make sure roll paper or cut sheet paper is loaded in the printer.
2. Press the home button, if necessary.
3. Select Settings > Maintenance > Print Head Nozzle Check.
You see a screen like this:
4. If you want to change the paper source that the nozzle check pattern prints on, select Paper
Source. Otherwise, select Start to print the nozzle check pattern.
The nozzle check pattern prints.
5. Check the printed pattern to see if there are gaps in the lines.
Print head is clean
Print head needs cleaning
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