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Lexmark MS826

Lexmark MS826

Ghosting at PC Drum Frequency

What you will see

Ghosting at PC drum frequency (96mm) that progressively worsens throughout the imaging unit's lifecycle.

Contributing factors that may give rise to this issue, to include:

  • High duty cycle
  • Printing near environmental thresholds of (50F/15%RH, 78F/80%RH)
  • Printing in a higher halftone modes, i.e., 1200IQ, 2400IQ, 1200dpi

Illustrations

Positive ghosting

Negative ghosting

Suggested remedies

Step Action Yes No
1

Power the machine Off and On to allow a self-calibration. Retest.

Does this resolve the issue?

Issue resolved See next step 2.
2

Rotate image 180&notEntityordm; or 90&notEntityordm;. Retest.


Note:
This recommendation is dependent upon the where ghosting is being observed on the page.

Does this resolve the issue?

Issue resolved See next step 3.
3

Set print resolution to 600 dpi. Retest.

Does this resolve the issue?

Issue resolved See next step 4.
4

Lower darkness setting on the printer. Settings > Print > Quality > Toner Darkness. Retest

Does this resolve the issue?

Issue resolved See next step 5.
5

Verify the Media Type for the type of paper, and adjust accordingly. Retest

Does this resolve the issue?

Issue resolved See next step 6.
6Replace the imaging unit (IU). Contact Lexmark Technical Support if this issue occurs within the warrantied service life of the Imaging Unit.

Contacting Lexmark

If you need additional assistance, please go to the Lexmark support site, type your printer model and locate

Get in Touch with Lexmark! for contact information.
NOTE:
When calling for support, you will need the following:

  • Printer model
  • Printer serial number
  • Toner/imaging unit/waste toner bottle part number and serial number (for supply-related issues)

Please be near the product/s described in this article to expedite the support process and reduce callbacks.

LEGACY ID: SO8598

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