ECDIS-L4.1

Alarms, sensor errors and known anomalies

ECDIS-M4 · Errors, alarms and over-reliance · ECDIS-M4-A Sensor errors, known anomalies, alarm discipline and the human factor.

ECDIS combines sensors it cannot fully verify. Know which inputs feed it, what their failures look like, and the **alarm discipline** that stops alert fatigue turning into disabled alarms.

Independent study. xplor is not an accredited training provider and awards no certificate or Certificate of Competency. The ECDIS certificate required by the MCA can only be obtained by completing an MCA-approved course, taught on simulators, at an approved training provider. AI-drafted content pending subject-matter-expert review.