This course is designed to ensure Officers are competent in the key operations of their ECDIS. The course is designed to refresh yourself with the ECDIS 1.27 Generic course. It ensures that the officers understand: Operate the ECDIS equipment, use the navigational functions of ECDIS, select and assess all relevant information and take proper action in the case of a malfunction. State the potential errors of displayed data and the usual errors of interpretation.