Samsung SL-M4580FX User Manual Ver.1.0 (English) - Page 220

Solving other problems Condition Toner smear Vertical repetitive defects Suggested Solutions If toner smears on the page: • Clean the inside of the machine. Cleaning the inside or contact a service representative. • Check the paper type and quality (see "Print media specifications" on page 249). • Remove the imaging unit and install a new one. Contact a service representative. • Change the image transfer belt if it has reached its lifespan. Contact a service representative. If marks repeatedly appear on the printed side of the page at even intervals: • The imaging unit may be damaged. If a repetitive mark occurs on the page, run a cleaning sheet through several times to clean the imaging unit. Cleaning the inside. If you still have the same problems, remove the imaging unit and install a new one. Contact a service representative. • Parts of the machine may have toner on them. If the defects occur on the back of the page, the problem will likely correct itself after a few more pages. • The fusing assembly may be damaged. Contact a service representative. Condition Suggested Solutions Background scatter Background scatter results from bits of toner randomly distributed on the printed page. • The paper may be too damp. Try printing with a different batch of paper. Do not open packages of paper until necessary so that the paper does not absorb too much moisture. • If background scatter occurs on an envelope, change the printing layout to avoid printing over areas that have overlapping seams on the reverse side. Printing on seams can cause problems. • If background scatter covers the entire surface area of a printed page, adjust the print resolution through your software application or in Printing Preferences (see "Opening printing preferences" on page 66). Toner particles are around bold characters or pictures The toner might not adhere properly to this type of paper. • Change the printer option and try again. Go to Printing Preferences, click the Paper tab, and set the paper type to Recycled (see "Opening printing preferences" on page 66). • Ensure the correct paper type is selected. For example: If Thicker Paper is selected, but Plain Paper actually used, an overcharging can occur causing this copy quality problem. 9. Troubleshooting 220