Oki 87 - Manual (Page 107)

Problem Solving 95
2 Grasp the control panel. Pull upward and toward you until it re-
leases. Swing the control panel up and out of the way.
3 Pull the gray lever on the old toner cartridge all the way toward you.
Carefully pull the old toner cartridge out of the image drum unit.
Dispose of it in the plastic bag you received with your new toner
cartridge.
4 Remove the new toner cartridge from its package and gently shake
it from side to side to distribute the toner. Then carefully peel the
white plastic tape from the bottom of the toner cartridge.