NEC SuperScript 1450 User Manual page 17

7. Notice that the slots on both sides are curved (H).
8. Grasp the handle and gently guide the Toner Cartridge
into the printer (I).
9. The Toner Cartridge will click into place (J).
10. Close the Top Cover (K).
H
J
I
K
Installing the Toner Cartridge 17