Nothing Comes Close to a Cobra
®
53
52 English
Operating Your Radio
Operating Your Radio
Abort The Distress Call Process:
If the
Distress
button is pressed by mistake:
a.
Press the EXIT soft key to return to Standby mode.
The
Distress
alarm sounds to confirm that the message is
transmitted. At the end of the transmission, the radio
maintains a watch on Channel 16 and Channel 70 for an
acknowledgement. Press any button to turn Off the alarm.
n
If an acknowledgement is received, the
Distress
alarm
sounds again and the responding party’s MMSI number
displays on the LCD.
n
If no acknowledgement is received, the radio resends
the message at approximately four (4) minute intervals
until an acknowledgement is received or the
Distress
call is aborted.
Cancelling a Distress Call
At anytime Before receiving a Distress Call Acknowledgement,
the Distress can be canceled.
1.
From the
WAIT FOR ACK
screen, press the
CANC
soft key.
2.
From the
DISTRESS CANCEL
screen, confirm cancelling
the Distress Call by pressing the
YES soft key
.
3.
After the
Distress Call Cancel
message has been sent,
press
the
CONT
key.
4.
After the Distress Cancel has been sent, your are required
to follow-up with a
VOICE CANCEL
containing the
following
information:
“
ALL STATIONS” SAY 3 TIMES
“This is (SHIP NAME), (CALL SIGN), (SHIP MMSI #),
(POSITION)” CANCEL MY DISTRESS ALERT OF “(DATE,
UTC
TIME)”
5.
After completing the
VOICE CANCEL
procedure, press the
DONE soft key
to return to the radio idle screen.
Digital Select Calling (DSC) Operation
•
The
Send
menu displays when the
Distress
button is pressed.
NOTE
This radio follows Class-D DSC protocol with a dedicated Channel 70 receiver.
Sending Distress Calls
Sending and receiving distress calls and acknowledgements on Channel 70 can be a
lifesaver for mariners.
NOTE
The DSC call:
n
Sound the distress alarm at all receiving stations.
n
Inform receiving stations of your identity (MMSI).
n
Informs receiving stations of the nature of the emergency.
n
Informs receiving stations of sending position when a GPS device is connected
or a position is manually entered. DSC operation does not provide receiving
stations with information like number of persons aboard or injuries. This
specific information must be communicated by voice on Channel 16 to the
station that acknowledges a DSC Distress call.
To Send a DSC Distress Call:
1.
From
Standby
mode, pull down the spring-loaded red
door on the transceiver and press the
Distress
button.
You will have three (3) choices:
n
Send a distress call automatically, with your position,
if you are connected to a GPS. Or send the call, without
your position, if not connected to a GPS.
n
Include a Nature of Distress message with the distress call.
n
Cancel the distress call process and return to
Standby
mode.
2.
Choose one of the following:
Send an Automatic Distress Call:
a.
Press and hold the
Distress
button.
Include a Nature of Distress Message with Distress Call:
a.
Press and release the
Distress
button.
b.
Press the
Up/Down soft keys
or the
Channel Up/
Down
buttons
to manually select from the list of
pre-programmed Nature of Distress calls —
UNDESIGNATED, FIRE, FLOODING, COLLISION,
GROUNDING,
more.
c.
Press and hold the
Distress
button for three (3)
seconds to transmit the distress signal.
Advanced Operation
Advanced Operation
Distress Button
exit entr
collision
flooding
fire
undesignated
exit
3 seconds to send
distress key for
press the
undesignated
canc
transmit in 0:00
Transmitting
!! distress !!
rsnd paus info
canc
transmit in 4:11
wait for ack
!! distress !!
rsnd paus info
canc
transmit in 3:05
wait for ack
!! distress !!
rsnd paus info
back yes
cancel distress ?
distress cancel
Soft Keys
cont
transmitted
distrss cancel
rept done
"this is (ship
say 3 times
"all stations"
voice cancel req
MRF77E_MANL_OPERATION.indd 52-53
5/7/15 2:50 PM
