- 119 -7. Maintenance• When replacing the C, M, Y toner cartridges, refer to "For C (cyan), M (magenta), Y (yellow) Toner Cartridge".1 Prepare a new [K] toner cartridge.2 Insert your finger into the recess on the right side of the machine and pull thefront cover open lever (1) to open the front cover (2) forward.3 Turn the toner cartridge lock lever (blue) (3) of the toner cartridge toward youuntil its top aligns on the mark to detach the toner cartridge from the imagedrum.4 Lift the toner cartridge (4) from the right side, and remove it from the machine.• When toner powder drops to the paper feeding area inside the machine, wipe it off with a wet cloth that hasbeen well wrung.5 Unpack a new toner cartridge, and shake the cartridge several times verticallyand horizontally.For K (black) Toner Cartridge OnlyBurns may result.Never throw used toner cartridges into a fire. They may explode, and the toner insidemay fly off and cause burns.