Canon PIXMA MG7520 User Manual - Page 223

Cleaning the Print Head Clean the print head if lines are missing or if horizontal white streaks are present in the printed nozzle check pattern. Cleaning unclogs the nozzles and restores the print head condition. Cleaning the print head consumes ink, so clean the print head only when necessary. You need to prepare: a sheet of A4 or Letter-sized plain paper 1. Make sure that the power is turned on. 2. Load a sheet of A4 or Letter-sized plain paper in the cassette 2. After inserting the cassette into the machine, the paper information registration screen is displayed on the 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. 3. Open the paper output tray. 1. Holding both sides of the paper output tray, gently open it. The output tray extension will open automatically when the paper output tray is opened. 2. Extend the paper output support. Important • If the disc tray guide is open, close it. 4. Clean the print head. 1. Flick the HOME screen, then tap Using the Operation Panel The setup menu screen will appear. Setup. 2. Tap Maintenance. The Maintenance screen will appear. 3. Tap Cleaning. 223