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. |
| Printing on the wrong side may cause unclear prints or prints with reduced |
| quality. |
| Refer to “Printing Media” in the User’s Guide |
Print Head is misaligned. | If you did not align the Print Head after installation, straight lines may be printed |
| misaligned. Make sure to align the Print Head after you install it. |
| See “Automatic Print Head Alignment” on page 62 and perform Automatic Print |
| Head Alignment. If this does not solve the problem, see “Manual Print Head |
| Alignment” on page 63 and perform Manual Print Head Alignment. |
Print quality is not set appropriately. | In the Operation Panel, set Print quality in each mode to High(quality- |
| priority). |
White Streaks
Cause | Action |
Media Type setting in the Operation | Check that the Media Type set in the Operation Panel matches the type of the |
Panel does not match the actual type of | loaded printing paper. |
paper. |
|
Print quality is not set appropriately. | In the Operation Panel, set Print quality in each mode to High(quality- |
| priority). |
| Especially when using coated |
| setting 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 10. |
Media Type setting in the Operation | Check that the Media Type set in the Operation Panel matches the type of the |
Panel does not match the actual type of | loaded printing paper. |
paper. |
|
Print quality is not set appropriately. | In the Operation Panel, set Print quality in each mode to High(quality- |
| priority). |
| 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 Roller is dirty. | If paper is not feeding properly, clean the Paper Feed Rollers. Cleaning the |
| Paper Feed Rollers 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 67. |
Inside of the machine is dirty. | When performing |
| Operation Panel does not match the actual size of paper loaded in the paper |
| source, the inside will become stained with ink, causing printed paper to |
| become smudged. |
| Perform the 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 68. |
Troubleshooting 79