Xerox PE120 User Guide - Page 203

Condition Suggested solutions Vertical repetitive defects AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc If marks repeatedly appear on the printed side of the page at even intervals: • The toner cartridge may be damaged. If a repetitive mark occurs on the page at intervals of 75.4 mm, print a cleaning sheet several times to clean the cartridge; see "Cleaning the Drum" on page 8.10. After the printout, if you still have the same problems, remove the toner cartridge and install a new one. See "Replacing the Toner Cartridge" on page 8.8. • 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. • If a repetitive mark occurs on the page at intervals of 77.8 mm, the fuser may be damaged. Contact a service representative. • If a repetitive mark occurs on the page at intervals of 47.1 mm, the transfer roller may be damaged. Contact a service representative. 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 A 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 9 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 the printer properties. Misformed characters • If characters are improperly formed and producing hollow images, the paper stock may be too slick. Try a different paper. See "Paper Specifications" on page E.6. • If characters are improperly formed and producing a wavy effect, the LSV may need service. For service, contact a service representative. Troubleshooting 9.23