Cleaning the Print Head DeeplyIf print quality does not improve by the standard cleaning of the print head, clean the print head deeply.Cleaning the print head deeply consumes more ink than the standard cleaning of the print head, so cleanthe print head deeply only when necessary.Note• You can also clean the print head deeply using the computer. When using the computer, select the inkgroup to clean, then start the deep cleaning.Cleaning the Print Heads from Your Computer• When cleaning the print head deeply using the operation panel, the print head of all ink colors arecleaned.You need to prepare: a sheet of A4 or Letter-sized plain paper1. Make sure that the power is turned on.2. Load a sheet of A4 or Letter-sized plain paper in the cassette 1.After inserting the cassette into the machine, the paper information registration screen is displayed onthe touch screen. Select A4 or Letter for Page size and Plain paper for Type, then tap Register.If a message is displayed on the screen, follow the directions in the message to complete registration.Important• The cassette 2 is not available for the nozzle check pattern print procedure. Be sure to load paperin the cassette 1.3. Extend the output tray extension, then open the paper output support.4. Flick the HOME screen, then tap Setup.Using the Operation PanelThe setup menu screen will appear.5. Tap Maintenance.The Maintenance screen will appear.209