3-8
Action for ship receiving MF distress alert
Press [CANCEL] key to
silence alarm.
DSC Distress alert received.
Listen on 2182 kHz for
5 minutes.
Did you receive
acknowledge from
CS and/or RCC?
Is own
vessel able
to assist?
No
Is distress traffic
in progress?
No
Is distress call
continuing?
Acknowledge the alert by
radiotelphony to the ship
in distress on 2182 kHz.
Ye s
No
Inform CS and or RCC.
Ye s
Ye s
Ye s
Enter details in log.
No
CS = Coast Station
RCC = Rescue Co-ordination Center
Sending the distress acknowledge to ship in distress on MF band
Transmit the distress acknowledge signal to the ship in distress only when you do not receive it
from a coast station and you are able to aid the ship in distress. First, transmit the distress
acknowledge to the ship in distress by telephone. This will stop transmission of the distress alert.
1. The audio alarm sounds and the display shows the message “Distress call received.” When
your ship receives a distress call.
DISTRESS CALL
SHIP IN DIST:
123456789
NATURE: UNDESIGNATED
POS:
12˚34N 123˚45E AT 12:34
TELEPHONE
2182.0 KHZ
Distress
call received.
STOP ALARM
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