Oce CS2436 User Manual page 426

Handling Paper (CS2436-6)
6.
Using both hands, rotate the Roll Holder toward the back to rewind the roll.
7.
Holding the Roll Holder flange (a), remove the holder from the Roll Holder Slot.
Note
Holder from Rolls (6.2.7)."
For instructions on removing the Roll Holder from rolls, see "Removing the Roll