Image Quality Issues - Oki C834 User Manual

Image Quality Issues

This section describes problems with print results.
Click the corresponding symptom and check the remedy.
• Check the following explanations, smartphone app and "FAQ" in the Oki Data Web site.
• If you cannot solve a problem with the following solutions, contact your dealer.
Vertical White Lines Appear
Paper feeding direction
Printed Images are Light
Dew Condensation Appears on Printed Paper
Printed Images are Fading Vertically
Paper feeding direction
White Spots and Lines Appear
Vertical Lines Appear
Paper feeding direction
Horizontal Lines and Spots Appear Periodically
Paper feeding direction
The Periphery of Characters is Smudged
Toner Comes Off When Printed Paper is Rubbed
Black or White Dots Appear
The Entire Page is Printed Black
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6. Troubleshooting
White Area on Paper is Lightly Stained
The Entire Paper Area is Lightly Stained When Printing
on Envelopes or Coated Paper
Uneven Gloss
Dirt is Printed
Nothing is Printed