Canon imagePROGRAF PRO-1000 series User Manual - Page 235

Performing the System Cleaning If print quality is not improved by deep cleaning of the print head, perform system cleaning. System cleaning consumes a great amount of ink. Frequent system cleaning can rapidly consume ink, so perform system cleaning only when necessary. Important • When performing system cleaning, be sure to check the used space of the maintenance cartridge. System cleaning consumes a great amount of space. If the maintenance cartridge does not have enough space, replace the maintenance cartridge with a new one. If the maintenance cartridge does not have enough space, a message will appear and system cleaning will be disabled. Note • You can also perform system cleaning using the computer. When using the computer, select the ink group to clean, then start cleaning. Cleaning the Print Heads (Windows) Cleaning the Print Heads (Mac OS) When cleaning the print head using the printer, the nozzles of all ink colors are cleaned. You need to prepare: a single sheet of A4 or Letter size plain paper 1. Make sure that the power is turned on. 2. Load a single sheet of A4 or Letter size plain paper in the rear tray. After loading the paper, the paper information registration screen for the rear tray is displayed. Select A4 or Letter for Page size and Plain paper for Type, select Register, then press the OK button. If a message is displayed on the screen, follow the directions in the message to complete registration. Important • The manual feed tray is not available for the nozzle check pattern print procedure. Be sure to load paper in the rear tray. 3. Open the paper output tray gently. Open the output tray extension gently, then pull out the paper output support. 4. Select Maintenance on the HOME screen, then press the OK button. LCD and Operation Panel 235