Abstract: Various embodiments provide an apparatus (20) for the automated return of a good, having: a reading unit.

Abstract: A POS system comprises a checkout means for carrying out a payment operation, a cash drawer which includes a storage compartment for storing money, wherein in an open condition of the cash drawer the storage compartment is open for an access and in a closed condition of the cash drawer the storage compartment is closed, a control means for controlling the cash drawer, wherein the control means is formed to generate a control signal for opening the cash drawer, and a sensor means for generating an opening signal which indicates whether the cash drawer is in its open condition. The control means is formed to evaluate whether or not an opening signal is preceded by a control signal with a predetermined time interval, in order to detect a manipulation process during opening and/or closing the cash drawer on the basis of the evaluation.

Abstract: A POS system comprises a checkout means for carrying out a payment operation, a cash drawer which includes a storage compartment for storing money, wherein in an open condition of the cash drawer the storage compartment is open for an access and in a closed condition of the cash drawer the storage compartment is closed, a control means for controlling the cash drawer, wherein the control means is formed to generate a control signal for opening the cash drawer, and a sensor means for generating an opening signal which indicates whether the cash drawer is in its open condition. The control means is formed to evaluate whether or not an opening signal is preceded by a control signal with a predetermined time interval, in order to detect a manipulation process during opening and/or closing the cash drawer on the basis of the evaluation.

Abstract: The invention relates to a display and operator control apparatus having a touch-sensitive screen and a signal processing unit with the following features: an interface unit for receiving display data and for sending position data captured on the touch-sensitive screen, means for processing display data from a first display object which represents a screen keypad with screen keypad elements, means for assigning the position data captured to a keypad element on the screen keypad, where means are provided for converting the position data into keypad code data and vice versa, such that the interface unit can be used in a screen keypad mode, in which the screen keypad can be shown on the display unit, to send the keypad code data, and that the position data are sent in a non-keypad mode in which the screen keypad cannot be shown on the display unit.