Nothing Comes Close to a Cobra
®
55
54 English
Operating Your Radio
Operating Your Radio
Advanced Operation
Advanced Operation
Receiving Distress Calls
When a vessel is within range of a DSC Distress call, the radio receives the call,
sounds the
Distress
alarm, and switches to Channel 16. All DSC calls that are received
will sound one (1) alert alarm. See pages
10-13
for descriptions of the different
alarms. Press any button to turn Off the alarm. The received call information continues
to display on the LCD.
When A Distress Call Is Received:
1.
Press any button to turn Off the alarm.
2.
Read and write down the distress information that
displays on the LCD (position data may or may not be
shown); then determine whether to answer the call.
3.
Respond, if appropriate, by pressing and holding the
Talk
button to transmit on Channel 16.
4.
The received information is placed into the
Call Log
.
See
page
62
for more information on viewing the
Call
Waiting
Log.
5.
If MMSI (Maritime Mobile Service Identify) matches a
contact from the
Individual Directory
entry stored in your
radio, the name identification displays and the alarm
sounds to identify the
Name
of the matching MMSI member.
6.
Press
ESC
after viewing the display to return to normal
Standby
mode.
NOTE
The radio automatically switches to Channel 16 upon
receiving a DSC Distress call and the alarm will sound for
approximately two (2) minutes. Press any button to clear
the
Distress
alarm instantly.
Regarding Distress Relay Calls
This radio cannot send Distress Relay calls. Only large ships and shore stations, with
specially equipped radios, can send Distress Relay calls.
Receiving Distress Relay Calls
This radio does respond to a Distress Relay call just as it responds to a Distress call.
Sending An All Ships Calls
Use the DSC All Ships call for the same urgency and safety purposes as the Pan and
Securite voice calls as well as sending Routine messages to all stations at once.
The DSC All Ships call reaches all stations in radio range. Use the DSC All Ships call
for urgent, but not life-threatening situations or to broadcast a safety warning to all
vessels in the area.
To Send An All Ships Call:
1.
Press the
CALL soft key
and scroll to
ALL SHIPS
CALL
with the UP/Down soft keys or the
channel Up/
Down
buttons
.
2.
Select either
SAFETY
or
URGENCY
and press the
ENTR
soft
key
.
3.
Using the
Up/Down soft keys
or the
channel Up/Down
buttons
, select the voice channel all radios will tune to
after the All Ships message is sent and press the
ENTR
key.
4.
Press the
ENTR soft key
to send the
All Ships Call
.
5.
The radio will tune to the voice channel previously
selected.
6.
Press the
EXIT soft key
to exit the All Ships Call mode
and return the radio to the idle screen.
stop alrm any key
Received: 0:34
MMSI: 123456789
not acknowledged
distress Receive
ok
Received: 0:34
MMSI: 123456789
not acknowledged
distress Receive
quit paus info
Up/Down Buttons
exit entr
call menu
individual call
group call
all ships call
Soft Keys
exit entr
select channel
16
06
08
exit entr
all ships call
transmit safety ?
exit
all ships call
safety
channel 16
elasped time 0:50
MRF77E_MANL_OPERATION.indd 54-55
5/7/15 2:50 PM
