271Maintaining the Toner CartridgeStoring the Toner CartridgeStore the toner cartridge in the original packaging until you are ready to install it.Do not store the toner cartridge in:• Temperatures greater than 40° C (104° F)• An environment with extreme changes in humidity or temperature• Direct sunlight• Dusty places• A car for a long period of time• An environment where corrosive gases are present• An environment with salty airRedistributing TonerWhen the toner cartridge is near the end of its life, white streaks or light print occurs. Thetoner-related message saying that the toner is low may appear on the display. Thoroughly shakethe cartridge from side-to-side 5 or 6 times to distribute the toner evenly inside the cartridge andtemporarily improve print quality.This is not intended to be a long term method of correction, but meant to assist your printingneeds until you obtain a new cartridge assembly.1 Open the front cover.