Canon MP370 MultiPASS MP370/360 User's Guide - Page 84

X Maintaining The Print Head You can print a nozzle check pattern to check whether each print head is operating properly, and then clean or align the print head. Flowchart Of Print Head Maintenance Step 1 Print the nozzle check pattern. This pattern enables you to check whether the ink is ejecting from the print head nozzles correctly and whether the print head is aligned. For instructions on printing and reading the nozzle check pattern, see page 83 and page 84. If the nozzle check patterns are not printed correctly, Step 2 Perform normal print head cleaning. (See page 85) If the print head position patterns are not uniform, Step 2 Align the print head. (See page 86) If there is no improvement, Step 3 Perform deep print head cleaning. (See page 85) If there is no improvement, Step 4 Replace the ink tanks. (See page 78) If there is no improvement, If there is no improvement, Step 3 Replace the ink tanks. (See page 78) If there is no improvement, The print head may be damaged. Contact the Canon Customer Care Center. 82 Maintenance Chapter 10