Canon printer PIXMA MG7520 User Manual

Problems with Printing Quality
Print Results Not Satisfactory
Ink Is Not Ejected
851 

Print Results Not SatisfactoryIf the print result is not satisfactory due to white streaks, misaligned lines, or uneven colors, confirm the
paper and print quality settings first.
Check1  Do the page size and media type settings match the size and type of the loaded
paper?
When these settings are incorrect, you cannot obtain a proper print result. If you are printing a photograph or an illustration, incorrect paper type settings may reduce the quality of the
printout color.
Also, if you print with an...

Part of the Page Is Not Printed
No Printing Results/Printing Is Blurred/Colors Are Wrong/White Streaks
Lines Are Misaligned
Line Does Not Print or Prints Partially
Image Does Not Print or Prints Partially
Printed Paper Curls or Has Ink Blots
Paper Is Smudged/Printed Surface Is Scratched
Back of the Paper Is Smudged
Vertical Lines Are Printed on the Sides of the Printout
Colors Are Uneven or Streaked
853 

Cannot Print to End of Job
Check1 Select the setting not to compress the printing data.
If you select the setting not to compress the printing data with an application software you are using, the printing result may be improved.
Click  Print Options  on the Page Setup  sheet on the printer driver. Select the  Do not allow application
software to compress print data  check box, then click OK.
* Deselect the check box after printing is complete.
Check2  Is the size of the print data extremely large?
Click...

Part of the Page Is Not Printed
Check When performing automatic duplex printing, the reason below is possible.
When performing automatic duplex printing, the printable area at the top of the page will be 0.08 inches / 2 mm
narrower than the usual.
For this reason, the bottom of the page may not be printed. To prevent this, select the setting to reduce printing
from the printer driver.
Important
•
Reduced printing may affect the layout depending on your document.
Apply the print setting specified with the...

No Printing Results/Printing Is Blurred/Colors Are Wrong/White
Streaks
 No Printing Results
 Printing Is Blurred
 Colors Are Wrong
 White Streaks
Watch the movie
856 

Check1 Did you confirm the paper and print quality settings?
Print Results Not Satisfactory
Check2 Check the status of ink tanks. Replace the ink tank if the ink has run out.
Replacing an Ink Tank
Check3
 Is the orange tape or protective film remaining?
Make sure that all of the protective film is peeled off and the Y-shape air hole is exposed, as illustrated in (A).
If the orange tape is left as in (B), pull the orange tape and remove it.
Check4  Print the Nozzle Check Pattern and perform any necessary...

•When copying, see also the sections below:
Check6 Is the platen glass dirty?
Clean the platen glass.
Cleaning the Platen Glass and Document Cover
Check7  Make sure that the original is properly loaded on the platen glass.
Loading Originals
Check8 Is the original loaded with the side to be copied facing down on the platen
glass?
Check9  Did you copy a printout done by this machine?
If you use a printout done by this machine as the original, print quality may be reduced depending on the
condition of the...

Lines Are Misaligned
Check1 Did you confirm the paper and print quality settings?
Print Results Not Satisfactory
Check2 Perform Print Head Alignment.
If printed lines are misaligned or print results are otherwise unsatisfactory, adjust the print head position.
Aligning the Print Head
Note
•
If the problem is not resolved after performing the Print Head Alignment, perform Print Head Alignment
manually referring to 
Aligning the Print Head Manually .
Check3
 Increase the print quality and try printing...

Line Does Not Print or Prints Partially
Check1 Is the Page Layout Printing performed or the Binding margin function used?
When the Page Layout Printing or Binding margin function is being used, thin lines may not be printed. Try
thickening the lines in the document.
Check2  Is the size of the print data extremely large?
Click  Print Options  on the Page Setup  sheet on the printer driver. Then, set  Prevention of Print Data Loss in
the displayed dialog to  On.
* When  On is selected for  Prevention of...