10 Replacing toner cartridges and staples and emptying punch scrap box10-10 CS250/CS240/CS231To replace the waste toner box1 Open the machine’s lower front door.2 Release the securing levers for the waste toner box, and thenremove the waste toner box.3 Attach the enclosed cap to the waste toner box removed instep 2.4 Place the waste toner box with the cap attached into theplastic bag.