CHAPTER 5 ROUTINE MAINTENANCE5ñ4! CautionWe recommend that you place the drum unit assembly on a piece ofdisposable paper or cloth in case you accidentally spill or scatter toner.To prevent damage to the printer from static electricity, do not touch theelectrodes shown in the illustration.3. Press the lock lever down, and then pullthe toner cartridge out of the drum unitassembly.! CautionHandle the toner cartridge carefully. If toner scatters on your hands orclothes, immediately wipe or wash it off with cold water.✏ Note! Be sure to seal the toner cartridge tightly so that toner powder doesnot spill out of the cartridge.! Dispose of the used toner cartridge in accordance with local plasticwaste regulations.