Konica Minolta KIP 3100 - Manual (Page 33)

Chapter 2 Basic Operation 2-13
7. Rotate the body (4) of the cartridge to the arrow direction (counterclockwise) several rotations
to open the toner supplying hole.
Confirm that the projection (8) is fitted into the notch (9).
8. Close the Toner Hatch (1).
NOTE
It is not necessary to lock the cartridge with the Lever (2).
This lever will engage on its own after closing the Toner Hatch.
2
8
9
4
1