Epson Stylus Pro 4400 Reference Manual page 247

1. Make sure that paper is loaded in the printer.
2. Press the Menu
3. Press the Paper Feed
TEST PRINT, and then press the Menu
4. Press the Paper Feed
NOZZLE CHECK.
5. Press the Menu
6. Press the Menu
check pattern.
After a nozzle check pattern is printed, the printer exits the
SelecType mode and returns to the READY status.
Nozzle check pattern examples:
good
head cleaning necessary
If you find that any dots are missing from the test lines in the
pattern, you need to clean the print heads. Press the Menu
button for more than 3 seconds or access the Head Cleaning utility
software. For Windows, see "Cleaning the print head" on page
80. For Mac OS 9.x, see "Cleaning the print head" on page 165.
For Mac OS X, see "Cleaning the print head" on page 219.
button to enter the SelecType mode.
or Paper Feed
or Paper Feed
button to display PRINT.
button again to start printing a nozzle
The Control Panel
button to display
button.
button to display
247
4
4
4
4
4
4
4
4
4
4
4
4