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Home > GMDSS > GMDSS FAQs > On Passage Distress Relay Communications

ON PASSAGE - DISTRESS RELAY COMMUNCATIONS

 

1. Manually programming VHF DSC Distress Relay to vessels in the vicinity.

 

 i)  Select "Main Menu"

ii)  Select "TX-Call"

iii) Select "All Ships"

iv) Select Category as "Distress"

v)  State the Working channel as "Ch-16"

vi)  Send

 

Note - 1) While sending DSC Distress relay alert on VHF, it has to be sent to all ships.

 

2. Selecting Channel 16 on VHF transceiver assuming emergency conditions.

vhf 5 (232x640)

3. Selecting 2182KHz on MF RT transceiver assuming emergency conditions.

MF 2182

4. Sending Distress Relay text via Inmarsat - B.

 

i) Prepare the message in file Menu.

        "Mayday Relay

        (MRCC's Name)

        This is (Your Vessel's Name), (Your Vessel's Call Sign), (Your Inmarsat - B Number)

        Mayday

        Sighted (Distressed Vessel's Name)

        At Position (Distressed Vessel's Position)

        (Any Other information)

        OVER"

ii) Use file Menu, Select Send File, Click OK.

iii) Press Alt + F3 to close the menu.

iv) Use Distress Menu, Select Transmit Distress.

v) When MRCC online, message is tranmitted.

5. Sending Distress Relay call via Inmarsat - B.

 

 i) Lift the Handset.

ii) Press Distress Button for 6 seconds.

iii) Initiate Call using #.

iv) When MRCC replies speak the Message

        "Mayday Relay

        (MRCC's Name)

        This is (Your Vessel's Name), (Your Vessel's Call Sign), (Your Inmarsat - B Number)

        Sighted (Distressed Vessel's Name)

        At Position (Distressed Vessel's Position)

        (Any Other information)

        OVER"

6. Sending Distress Relay call via Fleet - 77.

 

 i) Press Distress Button for 6 seconds.

ii) When the buzzer sounds, Pick up telephone handset.

iii) Press # to confirm.

iv) When MRCC replies speak the Message

        "Mayday Relay

        (MRCC's Name)

        This is (Your Vessel's Name), (Your Vessel's Call Sign), (Your Fleet - 77 Number)

        Sighted (Distressed Vessel's Name)

        At Position (Distressed Vessel's Position)

        (Any Other information)

        OVER"

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