Canon printer PIXMA MG6821 User Manual

This allows the printed surface to dry, preventing smudges and scratches.

Back of Paper Is Smudged
Check1 Check paper and print quality settings.
Print Results Are Unsatisfactory
Check2  Perform bottom plate cleaning to clean inside of machine.
Cleaning the Inside of the Machine (Bottom Plate Cleaning)
Note

Vertical Line Next to Image
Check Is loaded paper size correct?
If the loaded paper is larger than the size you specified, a vertical line may appear in the margin.
Set the paper size to match the loaded paper.
Print Results Are Unsatisfactory
Note

Uneven or Streaked Colors
 Uneven Colors
 Streaked Colors
Check1 Check paper and print quality settings.
Print Results Are Unsatisfactory
Check2 Print nozzle check pattern and perform any necessary maintenance operations
such as print head cleaning.
Print the nozzle check pattern to determine whether the ink ejects properly from the print head nozzles.For details on printing the nozzle check pattern, print head cleaning, and print head deep cleaning, see 
If Printing
Is Faint or Uneven .

If the problem is not resolved after performing print head deep cleaning, turn off the machine and performprint head deep cleaning again 24 hours later.

No Ink Comes Out
Check1 Has ink run out?
Open the operation panel and check the ink lamp.
Checking Ink Status
Check2  Is orange tape or protective film still on ink tank?
Make sure all the protective film is peeled off to expose the Y-shaped air hole, as shown below (A). If the orange tape remains on the ink tank (B), peel it off.
Check3  Are print head nozzles clogged?
Print the nozzle check pattern to determine whether the ink ejects properly from the print head nozzles. For details on printing the...

Paper Does Not Feed Properly/"No Paper" Error
Check1 Make sure paper is loaded.
Loading Paper
Check2 When loading paper, consider the following.

Check6 Make sure media type and paper size settings match with loaded paper.
Check7 Do several sheets of paper feed at once?
If several sheets of plain paper feed at once, select the setting for preventing double-feed of plain paper using the operation panel or your computer.
* Once printing is finished, disable the setting for preventing double-feed of plain paper, or it will apply to
subsequent printing.

Automatic Duplex Printing Problems
Check1 Is automatic duplex printing selected?

Note