When cassette contents reach a low level and require replenishment, notes are transferred from cassettes 40 via paths 45 and 91 by means of diverter 93 into a secure purge bin 90.

• 当盒40达到其低水平而需要补给时，纸币从盒40经由路径45并由转向器93转向而经由路径91被送到安全贮存腾出纸币的贮存箱90。