Epson Pro 5000 Reference Manual page 192

4. When the
check pattern in the Head Cleaning dialog box and use
the pattern to confirm that the head is clean and to reset the
cleaning cycle.
Nozzle check pattern:
The above sample is in black and white, but the actual check pattern
prints in color.
In the check pattern, if you find that any segments are missing
from the test lines, as shown below, you may need to repeat the
head cleaning and print the nozzle check pattern again.
If print quality hasn't improved after repeating this procedure
four or five times, follow the recommendations listed in this
chapter. If the print quality still has not improved, contact your
dealer.
8-38
Troubleshooting
2
Operate light stops flashing, click Print nozzle