Canon printer PIXMA MG7720 User Manual

							Note

						

							The second pattern is printed.
Important

						

							17.Look at the third pattern, tap a to check the printed patterns, then tap the number of the
pattern in column a that has the least noticeable horizontal stripes.
Note

						

							Performing Maintenance Functions from Your Computer
(Windows)
Cleaning the Print Heads
Aligning the Print Head Position
Printing a Nozzle Check Pattern
234 
						

							Cleaning the Print HeadsThe print head cleaning function allows you to clear up clogged print head nozzle. Perform print head
cleaning if printing is faint or a specific color fails to print, even though there is enough ink.
The procedure for cleaning the print head is as follows:
 Cleaning
1.
Open the printer driver setup window
2.
Click  Cleaning  on the Maintenance  tab
When the  Print Head Cleaning  dialog box opens, select the ink group for which cleaning is to be
performed.
Click  Initial Check Items  to display the items you need to check before performing cleaning.
3.
Execute cleaning
Make sure that the printer is on and then click  Execute.
Print head cleaning starts.
Important

						

							2.Click Deep Cleaning  on the Maintenance  tab
When the  Deep Cleaning  dialog box opens, select the ink group for which deep cleaning is to be
performed.
Click  Initial Check Items  to display the items you need to check before performing deep cleaning.3.
Execute deep cleaning
Make sure that the printer is on and then click  Execute.
Click  OK when the confirmation message appears.
Print head deep cleaning starts.
Important

						

							Aligning the Print Head PositionPrint head alignment corrects the installation positions of the print head and improves deviated colors and
lines.
This printer supports two head alignment methods: automatic head alignment and manual head alignment.
Normally, the printer is set for automatic head alignment.
If the printing results of automatic print head alignment are not satisfactory, 
perform manual head alignment .
The procedure for performing automatic print head alignment is as follows:
Note

						

							Aligning the Print Head Position ManuallyPrint head alignment corrects the installation positions of the print head and improves deviated colors and
lines.
This printer supports two head alignment methods: 
automatic head alignment  and manual head alignment.
Normally, the printer is set for automatic head alignment. If the printing results of automatic print head alignment are not satisfactory, perform manual head alignment.
The procedure for performing manual print head alignment is as follows:
Note

						

							8.Check the printed pattern
Enter the numbers of the patterns with the least noticeable streaks in the associated boxes. Even if the patterns with the least noticeable streaks are clicked in the preview window, their numbers
are automatically entered in the associated boxes.
When you have entered all the necessary values, click  OK.
Note

						

							Enter the numbers of the patterns with the least noticeable streaks in the associated boxes.Even if the patterns with the least noticeable streaks are clicked in the preview window, their numbers are automatically entered in the associated boxes.
When you have entered all the necessary values, click  OK.
Note