TROUBLESHOOTING > 173UNCLEAR PRINTINGLongitudinal white stripesLongitudinal fadingFaint printingFading in patchesLongitudinal black stripesPossible cause RemedyLED head is dirty. Clean LED head with lens cleaner or soft tissue.Toner is low. Change toner cartridge.Image drum damaged. Change image drum.Possible cause RemedyLED head is dirty. Clean LED head with lens cleaner or soft tissue.Toner is low. Change toner cartridge.Paper is unsuitable forprinter.Use recommended paper.Possible cause RemedyThe toner cartridge isincorrectly installed.Reinstall the toner cartridge.Toner is low. Change toner cartridge.The paper is moist. Store paper within specified temperature and humiditylevels.Paper is unsuitable forprinter.Use recommended paper.Possible cause RemedyThe paper is moist. Store paper within specified temperature and humiditylevels.Possible cause RemedyImage drum is damaged. Replace image drum.Toner is low. Change toner cartridge.