You can check the print head nozzles using the control panel on your product.
Make sure roll or cut sheet paper is loaded in the printer.
Make sure the correct paper type is selected.
Press the Menu button.
Press the up or down arrow button to select Maintenance and press the right arrow button. 158
Select Nozzle Check and press the right arrow button.
Press the OK button. The nozzle pattern prints.
Check the printed pattern to see if there are gaps in the lines. Note: Use at least a 10× eye loupe to examine the pattern for any missing or deflected dots or segments. Print head is clean

Print head needs cleaning

Do one of the following: • If there are no gaps, select Exit and press the OK button. • If there are gaps or the pattern is faint, select Head Cleaning and press the OK button.
Follow the instructions on the screen to clean the print head, check the nozzles, and repeat the process as necessary.
You can clean the print head using the control panel on your product.