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Repeating Dark Spots About 30mm (1.18 inch) Intervals Seen on Every Printed Pages on the Lexmark CS310, CS410, CS510, CX310, CX410, and CX510

Document ID:SO7573

Usergroup :External
08/19/14 Properties  


Print Quality Issue; Horizontal Line; Dark Band; Streaks; Lines; Leaking toner; Repeating; Marks; Voids; Defects; Dots; Missing; Black; Gray; Cyan; Magenta; Yellow; Red; Pink; Colors; Photoconductor drum interval defect; PC; Recurring PQ problem; Excess toner on page;


What you will see

Spots of toner are seen on every printed page, repeating at a 30mm (1.18 inch) frequency. See sample printouts below.



Print defect samples

Click Image to Enlarge Click Image to Enlarge

This article will help you confirm the problem. Please refer to the directions in the table below to help determine which hardware part is causing the issue.



Possible cause and recommended solution

Steps Actions
This defect is most likely due to a damaged Charge Roll. The Charge Roll is included in the Photoconductor (PC) Unit.
To resolve the issue, replace the PC Unit. If the defect persists, contact Lexmark Technical Support for additional troubleshooting suggestions.



Still Need Help?

If you require additional assistance, please close this window and locate  Get in Touch with Lexmark! for contact information. NOTE: When calling for support, you will be asked for your machine/model type and serial number (SN). If you need help locating your printer's model type and serial number, click here.

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



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