Konica Minolta magicolor 4690MF magicolor 4690 Printer/Copier/Scanner User Gui - Page 252

Symptom Image defects. Cause Solution The laser lens is dirty. Clean the laser lens. A toner cartridge may Remove the toner cartridges and be leaking. check for damage. If it is damaged, replace it. A toner cartridge may Remove the toner cartridge with the be defective. color causing the abnormal image. Replace it with a new toner cartridge. One or more of the Remove the imaging units and check imaging units may be for damage. If it is damaged, replace it. defective. Lateral lines or bands appear on image. The machine is not level. The media path is dirty with toner. Place the machine on a flat, hard, level surface. Print several sheets and the excess toner should disappear. One or more of the Remove the toner cartridges and toner cartridges may check for damage. If it is damaged, be defective. replace it. One or more of the imaging units is defective. Remove the imaging units and check for damage. If it is damaged, replace it. Colors look drastically wrong. One or more of the toner cartridges may be defective. Remove the toner cartridges and verify that the toner is distributed evenly on each cartridge roller, and reinstall the toner cartridges. Colors are not registering properly; colors are mixed or have page-to-pag e variation. The engine cover is not properly closed. One or more of the imaging units is not correctly seated. One or more of the toner cartridges may be defective. Make sure that the engine cover is closed. Remove the imaging units and check for damage. If it is damaged, replace it. Remove the toner cartridges and check for damage. If it is damaged, replace it. The media is moist Remove the moist media and replace it from humidity. with new, dry media. 240 Solving Problems with Printing Quality