Epson L310 User Manual page 72

Caution: Never turn off the product or open the printer cover during a cleaning cycle or you may not
be able to print.
6. When the power light stops flashing and remains on, you can check to see if the nozzles are
clean; click Print Nozzle Check Pattern and click Print.
7. Check the printed pattern to see if there are gaps in the lines.
Print head is clean
72