Subelement F: Maritime Safety Information (M.S.I.)— Topic :
Question 40F2
Element 7R (GMDSS-RO)What action should a GMDSS Radio Operator take when SafetyNETTM Distress or Urgency messages are received by the vessel's EGC receiver?
Explanation
When a vessel's Enhanced Group Call (EGC) receiver, part of the GMDSS system, receives SafetyNET Distress or Urgency messages, the system is designed to immediately alert the operator. This is a critical safety function mandated by GMDSS regulations.
GMDSS equipment performance standards require that upon receipt of such high-priority messages, both aural (audible) and/or visual alarms are activated. These alarms are designed to persist until manually deactivated by the operator. This ensures the operator's attention is drawn to the critical message and confirms their awareness of its content, preventing vital safety information from being missed.
Option A is incorrect because immediate awareness and action are crucial; "no immediate action" is contrary to safety principles. Option B is incorrect because EGC messages are broadcast and do not allow for automatic acknowledgment from the receiving vessel. Option D is incorrect as the alarm typically ceases upon manual deactivation by the operator, confirming awareness, not necessarily just printing the message.
Related Questions
3A6 What is defined as the area within the radiotelephone coverage area of at least one VHF coast station in which continuous DSC alerting is available as defined by the IMO regulation for GMDSS?40F1 Where NAVTEX cannot be feasibly established, what system can be implemented to provide an automated service in coastal waters to receive MSI?40F3 What system can provide an automated service in coastal waters where it may not be feasible to establish the NAVTEX service or where shipping density is too low to warrant its implementation?40F4 Aboard ship, SafetyNETTM messages can be received by which equipment/methods?40F5 SafetyNETTM messages can be received by which of the following shipboard equipment?