6. Troubleshooting
Image Problems
Overview
Image problems may appear at regular intervals that depend on the circumference of certain components. The following diagram shows the possible symptoms (black or white dots at regular intervals).
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•Abnormal image at 29.8 mm intervals: Charge roller
•Abnormal image at 37.7 mm intervals: Registration roller
•Colored spots at 37.9 mm intervals: Print cartridge (Development roller)
•Abnormal image at 45.8 mm intervals: Transfer roller
•Colored spots at 75.3 mm intervals: Print cartridge (OPC drum)
•Abnormal image at 94.2 mm intervals: Fusing unit (Pressure roller)
•Abnormal image at 93.1 mm intervals: Fusing unit (Hot roller)
•Abnormal image at 100.5 mm intervals: Paper feed roller
Test Page Printing
When you check an image problem or other problems, it might be necessary to print a test page. Follow the test page print procedure below to print a test page.
Test Page Print Procedure
1.Press the "User Tools".
2.Press the "Up" or "Down" keys to select "PDL Settings" and then press the "OK" key.
3.Press the "Up" or "Down" keys to select "List Print" and then press the "OK" key.
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