5.   Remove a new toner cartridge from its packing. Shake the cartridge seven to eight times, as shown in the illustration, to free the toner. Note:  Use the IBM Printer Supplies Return Program to return the used                  toner cartridge to IBM for recycling. You can use the box containing
                 the new toner cartridge to return the old toner cartridge. Follow the
                 instructions on the brochure included with the new toner cartridge.
6.   Place the toner cartridge on a flat surface and press down firmly on it with one hand. Grasp the end tab of the sealing tape and pull the tape
straight out. Note:  If the tape is pulled out at an angle, it may break. After pulling out the sealing tape, do not shake the cartridge or subject it to shocks. 7.   Insert the toner cartridge into the guide channels and slide the cartridge into the printer. 132    Infoprint 21: User’s Guide