Canon PIXMA MP280 On-Screen Manual - Page 56

Cleaning the Print Head Page 56 of 707 pages Advanced Guide Troubleshooting Contents > Routine Maintenance > When Printing Becomes Faint or Colors Are Incorrect > Cleaning the Print Head C096 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. 1. Make sure that the power is turned on. 2. Clean the Print Head. (1) Press the (Maintenance) button repeatedly until H appears. (2) Press the Black or Color button. The machine starts cleaning the Print Head. Do not perform any other operations until the machine completes the cleaning of the Print Head. This takes about 1 to 2 minutes. 3. Check the print head condition. When the cleaning is completed, the LED returns to the copy standby mode. To check the print head condition, print the nozzle check pattern. See Printing the Nozzle Check Pattern. Note If the problem is not resolved after cleaning the Print Head twice, clean the Print Head deeply. See Cleaning the Print Head Deeply . Page top