PURPOSE: To carry out the input-delivery transaction without touching cash by installing a cash cassette for transporting cash, in demountable ways onto a cash receiving/delivery mechanism.

CONSTITUTION: When an operator selects delivery, insertion of a passbook or a card is requested from the device. When the card is inserted, input of secret No. is requested. When the secret No. is input, the device performs check, and if the secret No. accords with the registered No., input of the sum to be delivered is requested. When the sum to be delivered is input, the device requests confirmation, and at the same time, insertion of a cash cassette 18 is requested. When the cash cassette 18 is inserted. and a confirmation button is pushed down, the device displays the processing course and carries out processing through the communication with the upper rank device. When the processing is completed, the device requests the receipt of the card and an analysis sheet. Then, the device requests the pulling-out of the cash cassette 18. When the operator pulls out the cash cassette containing the cash, the processing is completed.