Oki B401 User Manual page 96

4. With the colored toner release lever (1) to the right, pull
the lever towards you. This will release the bond between
the toner cartridge and the image drum unit.
5. Lift the right-hand end of the toner cartridge and then
draw the cartridge to the right to release the left-hand
end, and withdraw the toner cartridge out of the image
drum cartridge. Place the cartridge on a piece of paper to
avoid marking your furniture.
6. Take the new image drum cartridge out of its packaging
and place it on the piece of paper where the old cartridge
was placed. Keep it the same way round as the old unit.
Pack the old cartridge inside the packaging material for
disposal.
Note
Follow instructions that come with the new image
drum for additional information such as the removal
of packaging material etc.
7. Place the toner cartridge onto the new image drum
cartridge. Push the left end in first, and then lower the
right end in.
96 > B401/B411/B431