Epson EcoTank ET-4550 - Manual (Page 85)

❏ There are broken lines or missing segments: The print head nozzles may be clogged. Go to the next step.
6. Follow the on-screen instructions to clean the print head.
7. When cleaning is finished, print the nozzle check pattern again. Repeat cleaning and printing the pattern until
all lines are printed completely.
Related Information
& “Loading Paper in the Paper Cassette” on page 27
Checking and Cleaning the Print Head - Windows
1. Load A4-size plain paper in the printer.
2. Access the printer driver window.
3. Click Nozzle Check on the Maintenance tab.
4. Follow the on-screen instructions.
Related Information
& “Loading Paper in the Paper Cassette” on page 27
& “Windows Printer Driver” on page 94
Checking and Cleaning the Print Head - Mac OS X
1. Load A4-size plain paper in the printer.
2. Select System Preferences from the menu > Printers & Scanners (or Print & Scan, Print & Fax), and
then select the printer.
3. Click Options & Supplies > Utility > Open Printer Utility.
4. Click Nozzle Check.
5. Follow the on-screen instructions.
Related Information
& “Loading Paper in the Paper Cassette” on page 27
User's Guide
Improving Print and Scan Quality
85