Xerox WC390 User Guide - Page 56

390ug.bk Page 14 Friday, April 28, 2000 12:13 PM PRINT QUALITY PROBLEMS Symptom Background scatter on printed pages. Missing characters. Back of printout is dirty. Faded graphics. Vertical streaks Cause and Solution The paper may be too damp. Try printing with a different batch of paper. Always store paper in its original sealed package. Do not open packages of paper until necessary so that the paper does not absorb too much moisture from the air. You may be printing on uneven surfaces. If printing envelopes, change your printing layout to avoid printing over areas that have overlapping seams on the reverse side. The paper may be too damp. Try printing with a different batch of paper. Always store paper in its original sealed package. Do not open packages of paper until necessary so that the paper does not absorb too much moisture from the air. The transfer roller may be dirty. Print a few blank pages to clean the transfer roller. Toner may be low. Remove the Laser Printer Cartridge and shake it gently to evenly distribute the toner. Reinstall the Laser Printer Cartridge. Replace the Laser Printer Cartridge. Have a spare Laser Printer Cartridge ready to replace the empty one. Perform shading adjustment. See Adjust Shading in the electronic User Guide. 6.14 U s e r G u i d e