| Cause | Action | |
| The media is loaded with the wrong | Many types of paper are made to be printed on only a particular side of the | |
| side facing upwards. | paper. | |
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| Printing on the wrong side may cause unclear prints or prints with reduced |
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| quality. |
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| Refer to “Printing Media” in the User’s Guide |
| Print Head is misaligned. | See “Automatic Print Head Alignment” on page 48 and perform Automatic Print | |
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| Head Alignment. If this does not solve the problem, see “Manual Print Head |
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| Alignment” on page 49 and perform Manual Print Head Alignment. |
| Print quality is not set appropriately. | In the Operation Panel, set Print quality in the Copy mode or Memory card | |
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| mode to High. |
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White Streaks
Cause | Action |
Media Type setting in the Operation | Check that the Media Type set in the Operation Panel (when performing |
Panel does not match the actual type of | wireless printing, the Media Type setting in Wireless print settings) matches |
paper. | the type of the loaded printing paper. |
| See “Changing the Print Settings” on page 17. |
Print quality is not set appropriately. | In the Operation Panel, set Print quality in the Copy mode or Memory card |
| mode to High. |
| Especially when using coated |
| setting in the printer driver settings is effective in reducing white streaks. |
Printed Paper Curls or Has Ink Blots
Cause | Action |
Paper is too thin. | When printing data with high color saturation such as photographs or images in |
| deep color, we recommend using Photo Paper Pro or other Canon specialty |
| paper. See “Media Types You Cannot Use” on page 7. |
Media Type setting on the Operation | Check that the Media Type set in the Operation Panel (when performing |
Panel does not match the actual type of | wireless printing, the Media Type setting in Wireless print settings) matches |
paper. | the type of the loaded printing paper. |
Print quality is not set appropriately. | In the Operation Panel, set Print quality in the Copy mode or Memory card |
| mode to High. |
| This will reduce blurs even when printing images with plenty of adjacent |
| contrasting colors. |
Printed Surface Is Scratched/Paper Is Smudged
Cause | Action |
Paper Feed Rollers are dirty. | If paper is not feeding properly, clean the Paper Feed Rollers. Cleaning the |
| Paper Feed Rollers of the Auto Sheet Feeder will wear the rollers, so perform |
| this procedure only when necessary. |
| For details on cleaning, see “Cleaning the Paper Feed Rollers (Roller Cleaning)” |
| on page 53. |
Inside of the machine is dirty. | Performing duplex printing may leave some ink inside the machine, causing |
| printouts to be smudged. In this case, perform bottom plate cleaning to clean |
| the inside of the machine. |
| For details on cleaning, see “Cleaning the Inside of the Machine (Bottom Plate |
| Cleaning)” on page 54. |
64Troubleshooting