What you will see
Bands of darker print are found in the process direction (across Letter or A4 portrait pages). See sample printout below.
Possible cause
This print defect is possibly caused by a contaminated corona wire.
NOTE: The corona wire is a component of the charger or charge roller assembly inside the Imaging Unit.
Suggested remedy
The printer has several built-in self-cleaning methods. This includes the corona wire cleaner. It’s important to clean the corona wire after each installation of the maintenance kit, toner cartridge, or waste toner box. The procedure laid out below describes the proper methods for cleaning the corona wire charger.
How to clean the Corona Charger
| Step | Action | Click Image to Enlarge |
| 1 | Open the bottom front door. | |
| 2 | Remove the waste toner bottle. | |
| 3 | Locate the white tab. | |
| 4 | Gently pull the tab until it stops, and then slowly slide it back into place. Repeat three times. | |
| 5 | Reinstall the waste toner bottle. | |
6 | Close the bottom front door. | No Image |
Still need help?
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Get In Touch with Lexmark! for contact information.
NOTE: When calling for support, you will need your printer model/machine type and serial number (SN). Should you need help locating these, Serial Number, Machine Type, and Configuration ID Location for the Lexmark MS, MX, XM, CS, CX, XC, 91X - 92x Series Printers and MFPs.Please be near the products described in this article to expedite the support process and reduce callbacks.
LEGACY ID: SO7587