JRC JHS-770S - Distress Call Operations; Sending a Distress Call

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Sending a Distress Call
CAUTION
When sending a distress call, follow the instructions of the ship's captain or officer in charge.
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Open the DISTRESS key cover on the NCM-1770 CONTROLLER.
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Press and hold the DISTRESS key for 4 seconds. (See the note below.)
When completed the countdown and displayed the screen at right below, the distress call is transmitted.
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After sending the distress call, wait for an acknowledgement.
When receiving a distress acknowledgement, the screen below is displayed. Unless received the
distress acknowledgement or cancelled the distress call mode manually, this equipment repeats the
distress call sending every 3.5 to 4.5 minutes automatically.
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After receiving the distress acknowledgement, lift the handset and request rescue
using CH16 of the radiotelephone.
First, the responding station will call by the radiotelephone, then acknowledge the receipt as follows.
 "MAYDAY",

"this is",
 Own ship's Maritime Mobile Service Identity number (MMSI) and the call sign, ship's
position, nature of distress, and rescue requests
DISTRESS CALL
Station1 TIME 23:59(UTC)
POS 89ﾟ59'S
EXT 179ﾟ59'W
70
CH
DISTRESS
Next DISTRESS call: 3.9min later
SQL
[ITU]
Sending
DISTRESS call...
TX
2.3)Distress call
Nature :[Fire ]
Position:[NE] .
[ 12ﾟ34.5678'N]
[123ﾟ45.6789'E]
UTC :[12:20] .
Station1 TIME 23:59(UTC)
CH
70
CH70
Nature
Press DISTRESS to send. [Cancel]
DISTRESS call
starts in
4 sec
[ITU]
Received Acknowledgement
Type :Distress ACK...
To :All ships .....
From :001234567......
Dist-ID :987654321......
Nature :Fire...........
Position :34ﾟ00.1234'N...
Station1 TIME 23:59(UTC)
16
CH70
Press CANCEL to silence alarm.
CH
[ITU]