Adjust Print Quality : Clean the Print Head

Check the Print Head Nozzles
You can print a nozzle check pattern to check for clogged nozzles using the R3000 Series control panel or your software.
From the Control Panel
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Press OK to open the menu screen.
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Select Setup, select Maintenance, then select Nozzle Check.
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Press OK to print a nozzle check pattern.
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If there are no gaps, the print head is clean. Select Finish Nozzle Check to continue printing.
If there are gaps or the pattern is faint, select Head Cleaning to clean the print head.
From the Computer
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Windows: Right-click the  icon in the bottom right corner of your screen (the taskbar) and select Nozzle Check.
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Macintosh: Open the Applications folder, open the Epson Software folder, and open the EPSON Printer Utility 4. If you have more than one printer, click Printer List and select your product. Then select Nozzle Check.
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Click Print.
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If there are gaps or the pattern is faint, clean the print head.