Canon printer PIXMA MG5720 User Manual

							Cleaning the Print HeadClean the print head if lines are missing or if horizontal white streaks are present in the printed nozzle checkpattern. Cleaning unclogs the nozzles and restores the print head condition. Cleaning the print head
consumes ink, so clean the print head only when necessary.
You need to prepare: a sheet of A4 or Letter-sized plain paper1.
Make sure that the power is turned on.
2.
Load a sheet of A4 or Letter-sized plain paper in the cassette. After pushing the cassette back, the paper information registration screen is displayed on the LCD.
Select  A4 or  Letter  for Page size  and Plain paper  for Type , then press the  OK button.
If a message is displayed on the screen, follow the directions in the message to complete registration.
3.
Open the paper output tray gently.
4.
Select  Setup  on the HOME screen.
LCD and Operation Panel
The setup menu screen will appear.
5.
Select   Maintenance , then press the  OK button.
The  Maintenance  screen will appear.
6.
Select Cleaning , then press the  OK button.
The confirmation screen will appear.
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							7.Select Yes, then press the  OK 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 minute.
The pattern print confirmation screen will appear.8.
Select  Yes, then press the  OK button.
The nozzle check pattern will be printed.
9.
Examine the nozzle check pattern .
Note

						

							Cleaning the Print Head DeeplyIf print quality does not improve by the standard cleaning of the print head, clean the print head deeply.
Cleaning the print head deeply consumes more ink than the standard cleaning of the print head, so clean the print head deeply only when necessary.
You need to prepare: a sheet of A4 or Letter-sized plain paper1.
Make sure that the power is turned on.
2.
Load a sheet of A4 or Letter-sized plain paper in the cassette. After pushing the cassette back, the paper information registration screen is displayed on the LCD.
Select  A4 or  Letter  for Page size  and Plain paper  for Type , then press the  OK button.
If a message is displayed on the screen, follow the directions in the message to complete registration.
3.
Open the paper output tray gently.
4.
Select  Setup  on the HOME screen.
LCD and Operation Panel
The setup menu screen will appear.
5.
Select   Maintenance , then press the  OK button.
The  Maintenance  screen will appear.
6.
Select Deep cleaning , then press the  OK button.
The confirmation screen will appear.
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							7.Select Yes, then press the  OK button.
The machine starts cleaning the print head deeply.
Do not perform any other operations until the machine completes the deep cleaning of the print head. This takes about 1 to 2 minutes.
The pattern print confirmation screen will appear.8.
Select  Yes, then press the  OK button.
The nozzle check pattern will be printed.
9.
When the completion message appears, press the  OK button.
10.
Examine the nozzle check pattern .
If a particular color is not printed properly, 
replace the ink tank  of that color.
If the problem is not resolved, turn off the power and clean the print head deeply again after 24 hours.
If the problem is still not resolved, the print head may be damaged. Contact the service center.
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							Aligning the Print HeadIf printed ruled lines are misaligned or print results are otherwise unsatisfactory, adjust the print head
position.
Note

						

							The confirmation screen will appear.
7.
Confirm the message, select Yes, then press the  OK button.
The print head alignment sheet will be printed.
Important

						

							10.
Close the document cover gently, then press the OK button.
The machine starts scanning the print head alignment sheet, and the print head position will be adjusted
automatically.
Important

						

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