Canon Pixma Ip4700 User Guide

Advanced Guide > Maintenance > Performing Maintenance from a Computer > Cleaning the Print Heads 
Cleaning the Print Heads 
The print head cleaning function allows you to unclog clogged nozzles in the print head. Perform print
head cleaning if printing is faint or a specific co lor fails to print, even though there is enough ink . 
The procedure for cleaning the print heads is as follows:  
 Cleaning 
1.Open the printer driver setup window
2.
Click Cleaning on the Maintenance tab  
The Print Head...

5.Check the results  
To check whether the print quality has improved, click Print Check Pattern. To cancel the check
process, click Cancel. 
Important 
Cleaning consumes a small amount of ink. Deep Clean ing consumes a larger amount of ink than
Cleaning.
Cleaning the print heads frequently will rapidly de plete your printers ink supply. Consequently,
perform cleaning only when necessary. 
Note 
If there is no sign of improvement after Deep Clean ing, switch off the printer, wait 24 hours, and
then...

Advanced Guide > Maintenance > Performing Maintenance from a Computer > Cleaning the Paper Feed Rollers 
Cleaning the Paper Feed Rollers 
Cleans the paper feed roller. Perform feed roller cleaning when there are paper particles sticking to  the
paper feed roller and paper is not fed properly. 
The procedure for performing the feed roller cleani ng is as follows: 
 Roller Cleaning 
1.Prepare the printer  
Remove all sheets of paper from the paper source fr om which paper could not be properly fed. 
2.Open...

Advanced Guide > Maintenance > Performing Maintenance from a Computer > Aligning the Print Head Position 
Aligning the Print Head Position 
Print 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 ali gnment are not satisfactory, see...

Advanced Guide > Maintenance > Performing Maintenance from a Computer > Manual Print Head Alignment
Manual Print Head Alignment
This section describes how to align the Print Head manually.
If the results of Automatic Print Head Alignment ar e not satisfactory, follow the procedure below to
perform Manual Print Head Alignment to precisely al ign the Print Head.
For details on performing Automatic Print Head Alig nment, see 
Routine Maintenance.
Note
Close the Inner Cover if it is open.
The print head...

Note
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable
vertical white streaks.
(A) Less noticeable vertical white streaks 
(B) More noticeable vertical white streaks
2. Repeat the procedure until you finish inputting the  pattern number for column G, then click OK.
For column F and G, pick the setting that produces  the least noticeable horizontal streaks.
Note
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable...

6.Look at the second printout and adjust the print head position.
1. Check the printed patterns and select the number of  the pattern in column H that has the least
noticeable vertical streaks.
Note
If it is difficult to pick the best pattern, pick t he setting that produces the least noticeable
vertical white streaks.
(E) Less noticeable vertical white streaks 
(F) More noticeable vertical white streaks
2. Repeat the procedure until you finish inputting the  pattern number for column Q, then click OK....

Note
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable
horizontal white streaks.
(G) Less noticeable horizontal white streaks 
(H) More noticeable horizontal white streaks
2. Repeat the procedure until you finish inputting the  pattern number for column j, then click OK.
3. Confirm the displayed message and click OK.
1.Make sure that the printer is turned on.
2.Load three sheets of A4 or Letter-sized plain paper in  the Cassette.
3.Open the Paper Output Tray...

6.Click Print Head Alignment.
7. Confirm the displayed message and click Align Print Head .
The dialog for entering a print head alignment value is displayed.
Important
Do not open the Top Cover while printing is in progress.
Note
To confirm the current setting, click Print Alignment Value and print the pattern.
5.Look at the first printout and adjust the print head  position.
1. Check the printed patterns and select the number of  the pattern in column A that has the least
noticeable vertical streaks....

horizontal white streaks.
(C) Less noticeable horizontal white streaks 
(D) More noticeable horizontal white streaks
3. Confirm the displayed message and click OK. 
The second pattern is printed.
Important
Do not open the Top Cover while printing is in prog ress.
6.Look at the second printout and adjust the print head  position.
1. Check the printed patterns and select the number of  the pattern in column H that has the least
noticeable vertical streaks.
Note
If it is difficult to pick the best pattern,...