Description

It represents the means by which the system signifies to the Driver that they have no right to use the requested service. A barrier, a specific light, or some other device may provide the signal to the Driver.

Diagrams

The Diagram(s) below is (are) the Diagram(s) where you can find the Dataflow :

DFD 1 Provide Electronic Payment Facilities

DFD 1.5 Control Fraud

Parent

td-pepf_outputs

Target terminator

Driver

Source function

1.5 Access and Credit Control

1.5.5 Block Access to Service