Canon PIXMA mp800 User Manual page 108

(3) Use [.&] or ['Y] to select <Yes> and then press [OK].
The machine starts the Print Head deep cleaning.
(3)
Important
The process takes about 90 seconds to complete, so simply wait until the
Alarm Lamp stops flashing.
W
Note
3
Check the status of the Print Head.
(1) Print the nozzle check pattern to verify that the Print Head nozzles are clean.
See "Printing the Nozzle Check Pattern" on page 102.
When one specific color only does not print, see "Replacing an Ink Tank" on page 95.
(2) If the problem remains, make sure that ink remains in the ink tank. Then turn off the
machine's power for at least 24 hours, and perform deep cleaning of the Print Head
again.
(3) If the problem still remains, the Print Head may be damaged. Contact the Canon
Customer Care Center
• Aligning Print Head automatically
If the ruled lines are shifted after running the Print Head maintenance, align the Print Head.
There are two ways to align the Print Head, automatic or manual. First, try adjusting the Print
Head automatically. If the automatic Print Head alignment does not work or if you wish, you can
adjust the Print Head manually. See "Adjusting the Print Head Manually" on page 115.
• The Cassette does not feed paper for aligning the Print Head. Load
paper in the Auto Sheet Feeder.
• Ensure that the Inner Cover is closed.
1
Press [ON/OFF] to turn on the machine.
See "Turning on the Machine" on page 17.
2
Press the Open button to open the Paper Output Tray, and pull out the extension.
3
Execute automatic Print Head alignment.
(1) Display the Maintenance screen.
See "Performing Maintenance" on page 102.
106 Routine Maintenance Chapter 11