Samsung ML 2250 - Manual (Page 33)

2.6 S ETTING U P Y OUR P RINTER
5 Grasp the handle and insert the cartridge into the printer
until it snaps into place.
6 Close the front cover. Make sure that the cover is securely
closed.
N OTE : When printing text at 5% coverage, you can expect a toner
cartridge life of approximately 5,000 pages.