Distress Communication by INMARSAT

Always Ask : Which Inmarsat type ?? B or C or F
Also Ask      : Which Mode ? Telex or Telephone

Remember : Selection of Distress priority on the SES inmarsat terminal causes the transmission of information that follows to be directly received by a MRCC ( Maritime Rescue Corordination Center ) ashore and not to all stations / Ships.


Distress procedure on Inmarsat B

         Telex                                                                     Voice

1. Select Telex on line                                        Select Telephone mode
2. Press and hold Distress button 6 sec               Press and hold Distress button 6 sec
3. After MRCC comes on line:-                             Initiate call

          A. Send message stored in DMG ( Distress Message Generator )

          B. Send typed out Distress message manually

Distress procedure on Inmarsat C

To send an Undesignated Distress alert  : - press Distress button

To send a Designated Distress alert        :-  update info in distress menu then press distress button.

Note :- Both types of Distress alerts can be sent even if the terminal is not logged in .

To send Distress message to MRCC  :-

1.  Prepare the message  ( in the terminal editor )
2. Select Distress Priority (in the transmit menu )
3. Transmit the message using the same LES (Land earth Station ) , through which the alert was sent

Click on below link for more updated information :-

http://gmdss4mariners.blogspot.it/

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would like to know ?

 IAMSAR

GMDSS

ALRS



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