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Operation
Receiving distress alerts
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When a distress alert is received from another ship, displays the event immediately with the
specific two-tone alarm sound.
If a distress alert is received, make sure to inform the ship's captain or
officer in charge.
on the ship in distress.
■
■
Procedure
1 1
. .
1
.
When a distress alert is received, the
distress message is displayed.
The ALM lamp starts blinking, and the receiving
alarm gradually grows louder. However, the
aural alarm keeps silence if the distress
position is not within 500nm, and is not in the
polar areas (greater than 70°N/S).
If no procedure exists, starts operating the
received message automatically.
2 2
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2
.
Press the
CANCEL
alarm. Then the screen at right is displayed.
Keep watch for at least 5 minutes. Notify
the coast station as appropriate.
If received the same distress alert on another
frequency again, the right lower screen is
displayed. Then pressing ENT on Accept or
leaving 10 seconds changes the frequency to
8291.00 kHz for the radiotelephone mode or
8376.50 kHz for the telex mode.
Press
FUNC
key or ENT* to move the focused
screen to the operation control screen and select
the following options to handle the procedure.
* If the A mark is not displayed, press ENT to
activate this procedure.
ACK ....... Sends the acknowledgement to the distress alert.
RLY ....... Sends the distress relay.
INF ........ Indicates the received distress message.
FRQ....... Changes the watchkeeping frequency.
HLD ....... Makes the procedure on hold.
END....... Terminates the procedure.
-
The distress acknowledgement is normally sent from a coast station. However
Note
after consulting with the RCC or a coast station and being directed, it is
possible to acknowledge the ship in distress from your own ship.
-
If the distress alert is not received at 2187.50 kHz, the acknowledgement is
inhibited and cannot be sent.
-
Incase of the radiotelephone specified, after sending the acknowledgement the
frequency is set to 2182.00 kHz. Then start the radiotelephone communication
4-52
WARNING
Doing so may save the lives of the crews and passengers
key or ENT to stop the
I D 4 3 1 0 0 1 2 3 4
P o s 8 9 ﾟ 5 9 . 0 1 2 3 ' N
1 7 9 ﾟ 5 9 . 6 7 8 9 ' E @ 2 3 : 5 9
S
TEL
IG
W
KR
2182.00
A
kHz
RX
2182.00
kHz
TX
RxID :1 2 3 4 5 6 7 8 9 | IND
| RTN
W a i t i n g t o s e n d A C K ( 00 . 2 min )
Single- FRQ :
2187 50 KHz
.
T E L
: Rx 2182 .00 / Tx
P r e s s C A N C E L t o s i l e n c e a l a r m .
I D 4 3 1 0 0 1 2 3 4
P o s 8 9 ﾟ 5 9 . 0 1 2 3 ' N
1 7 9 ﾟ 5 9 . 6 7 8 9 ' E @ 2 3 : 5 9
S
IG
TEL
W
KR
2182.00
A
kHz
RX
2182.00
kHz
TX
| DISTRESS ALT
RxID :1 2 3 4 5 6 7 8 9|
Waiting to send ACK ( 00 . 3 min )
Single- FRQ
:
2187 .50 KHz
T E L
: Rx 2182 .00 / Tx
[ ACK ][ RLY ][ INF ][ FRQ ][ HLD ][ END ]
2 3 : 5 9 ( U T C )
G
PS
2 4 6 8 12 16
DST ALT
2182 .00 KHz .
.
2 3 : 5 9 ( U T C )
G
PS
2 4 6 8 12 16
DST ALT
2182 .00 KHz
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