Following are the steps to clean blocked printhead nozzle of your Epson Printer:
• Start by ensuring that your Epson printer is turned on and ink out light is OFF.
• Now, access the printer software and go to Utility > Head Cleaning.
• Next, follow the on screen instructions to complete the cleaning process. During cleaning, you will notice that the power light and ink light are flashing which is normal.
NOTE: It is recommended to never deactivate the printer while the power light is flashing during cleaning process.
• Once the power light stops flashing, click on the Print Nozzle check Pattern in the Head Cleaning dialog. This will confirm that the head is clean.

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