Canon printer PIXMA MG6620 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...

The confirmation screen will appear.4.
Tap Yes.
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.
5.
Tap  Yes.
The nozzle check pattern will be printed.
5.
Examine the nozzle check pattern .
Note
•
If the problem is not resolved after cleaning the print head twice, clean the print head deeply.
202 

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...

The confirmation screen will appear.4.
Tap Yes.
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.
5.
Tap  Yes.
The nozzle check pattern will be printed.
6.
When the completion message appears, tap  OK.
5.
Examine the nozzle check pattern .
If a particular color is not printed properly, 
replace the ink tank  of that...

Aligning the Print HeadIf printed ruled lines are misaligned or print results are otherwise unsatisfactory, adjust the print headposition.
Note
•
If the remaining ink level is low, the print head alignment sheet will not be printed correctly.
Replace the ink tank  whose ink is low.
You need to prepare: a sheet of A4 or Letter-sized plain paper (including recycled paper)*
* Be sure to use paper that is white and clean on both sides.
1.
Make sure that the power is turned on.
2.
Load a sheet of A4 or...

The confirmation screen will appear.
4.
Tap Yes.
The print head alignment sheet will be printed.
Important
•
Do not touch any printed part on the print head alignment sheet. If the sheet is stained or wrinkled, it
may not be scanned properly.
5.
When the message " Did the patterns print correctly? " appears, confirm that the pattern is
printed correctly, tap  Yes.
5.
Scan the print head alignment sheet to adjust the print head position.
1.
Confirm the message, then load the print head alignment...

2.
Close the document cover gently, then tap OK.
The machine starts scanning the print head alignment sheet, and the print head position will be adjusted
automatically.
Important
•
Do not open the document cover or move the print head alignment sheet on the platen glass until
adjusting the print head position is complete.
•
If the error message appears on the touch screen, tap  OK to release the error, then take appropriate
action.
A Message Is Displayed
3.
When the completion message appears, tap  OK....

Performing Maintenance from a Computer
Cleaning the Print Heads from Your Computer
Aligning the Print Head
Aligning the Print Head Position from Your Computer
Use Your Computer to Print a Nozzle Check Pattern
208 

Cleaning the Print Heads from Your ComputerThe 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...

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.
4.
Complete deep cleaning
The  Nozzle Check  dialog box opens after the confirmation message.
5.
Check the results
To check whether the...