Canon Color imageCLASS MF8580Cdw - Manual (Page 107)

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Improve Output Quality
Follow the recommended actions for each symptom to improve the output quality.
If you cannot solve the problem with the following actions,
see [Troubleshooting]  [Printing Results Are Not Satisfactory] in
the e-Manual.
Symptom Example Action
Paper curls.
• Verify that the appropriate paper is being used ( → p.20).
• Print a test page with new paper.
• Verify that the paper is loaded properly ( → p.20).
• Change the <Special Mode P> setting from the operation panel.
Paper creases.
• Verify that the appropriate paper is being used ( → p.20).
• Print a test page with new paper.
• Verify that the paper is loaded properly ( → p.20).
• Remove any foreign objects inside the machine.
The printed paper has
vertical streaks.
• Verify that the appropriate paper is being used ( → p.20).
• Print a test page with new paper.
Smudge marks of
spattering toner
appear around the
text or as patterns.
• Verify that the appropriate paper is being used ( → p.20).
The bottom edge of
paper has smudge
marks.
Provide a margin around the data.
A portion of the page
is not printed.
Provide a margin around the data.