Uniden Oceanus Dsc Vhf Marine Radio Owners Manual

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TRANSMITTING
The OCEANUS DSCtransmits on fifty-four marine frequencies and 
receives on eighty marine frequencies. Channel 70 of the USA,
International, and Canadian frequencies, and channel 15 of the USA
frequencies, and WX CH – are for receiving only.  The radio transmits
on channel 70 when sending DSC information.  Your radio will not
transmit on these channels.  For your reference, a listing of all the
available marine channels are located on pages 55 - 57.
SETTING TX OUTPUT 
Caution:It is important to remember to use the LO position in port or
for short range communications.
1. When you turn the radio On for the first
time, the unit is automatically set to
transmit at 25 watts (HI).
2. Press 
H/L/MENUto change the
transmitter output to 1 watt (LO).
3. Press 
H/L/MENUagain to change back
to 25 watts (HI).
Note:Each time the H/L/MENUis pressed a short tone sounds.
CH13 is set as 1 watt (LO) channel.  When the channel is set
as LO power channel, you can transmit at 25 watts (HI) by
pressing and holding 
H/L/MENUduring the call.
LO power channels are 13 and 67 for USA, and 13, 15, 17,
and 20 for CAN. 
						

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DISTRESS
Note: You must set the user MMSI in
order to send a Distress call.
Please see page 40 to set the
MMSI.
This feature will allow you to transmit a Distress call.
1. In order to transmit a Distress call, press
and hold 
DISTRESSfor 5 seconds.
2. The Distress call is transmitted and it
waits for about 210 - 270 seconds.  
This is continued internally.  
After the Distress call has been sent, the
Distress alert will sound every other
second, and it also shadow-watches
for a transmission between CH16 and
CH70 until an acknowledgment signal is
received from the Coast Guard shore
station.
To cancel the Distress call, press
16/9/TRI.
3. When the radio receives a Distress call,
the following screen appears.  If an
acknowledgment is not received, the
Distress call is repeated until an
acknowledgment is received from the
Coast Guard shore station.
Note:If the radio receives a Distress call, it will be displayed on the
LCD display.  An emergency alert will sound.  The name will be
displayed if it is the name registered in the directory.
Otherwise, sender’s MMSI is displayed.  Latitude, longitude,
and time information will also be displayed if the GPS module
is carried in the vessel that transmitted a DSC Distress call. 
						

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MARINE DISTRESS PROCEDURE
Speak slowly – clearly – calmly.
1. Make sure your radio is On.
2. Tune to Channel 16.
3. Press the PTT button on the microphone and say: MAYDAY–
MAYDAY– MAYDAY.
4. Give your ship ID.
5. Say MAYDAY [your ship name].
6. Give your location: (what navigational aids or landmarks are
near).
7. State the nature of your distress.
8. Give the number of persons aboard and the conditions of any
injured.
9. Estimate present seaworthiness of your vessel.
10. Give a brief description of your vessel (meters, type, color, hull).
11. Say: I will be listening on Channel 16.
12. End message by saying THIS IS [your ship name or call sign]
OVER.
13. Release the PTT button and listen.  Someone should answer.  
If not, repeat call, beginning at Item 3 above. 
						

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1. DIGITAL SELECTIVE CALLING (DSC)
Digital Selective Calling is a process of establishing a radio call, it has
been chosen by the International Maritime Organization (IMO) as an
international standard for establishing VHF, MF and HF radio calls.
Digital Selective Calling has also been selected as part of the Global
Maritime Distress and Safety System (GMDSS).
This service will let you instantly send a Distress call with GPS position
(when optional GPS receiver is connected to the 
OCEANUS DSC) to
the US Coast Guard and other vessels within range of the transmission. 
DSC will also let you initiate or receive distress, urgency, safety, position
information and routine calls to or from another vessel outfitted with a
DSC transceiver.
See the directory section for instructions on how to setup the directory of
names.
Note: • Position SEND and ALARM CLOCK will not be displayed if 
GPS is not connected.
• Refer to page 7 for the flow chart of Menu Operation.
1. Press and hold H/L/MENUfor 2 seconds
to enter Menu Operation.
2. Press 
SELECTto enter DSC  CALL. 
DSC  CALLhas 7 options as follows.
To exit, select 
EXIT.
1-A. INDIVIDUAL
1. Press SELECTat DSC  CALL.
2.
INDIVIDUALappears.
Press 
SELECT.
Menu Operation 
						

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3. Select the individual you want to contact
using 
CHand . Press SELECTto
transmit the individual DSC signal.
4.
WAITINGappears followed by the
individual you have selected, and the
radio use 70 CH while transmitting.
5. When you receive the individual
acknowledgment successfully,
WAITINGwill change to COMPLETED.
Both radios tune to the selected
channel. You are now ready to transmit
on that channel.
Note:If there is not any data registered in the directory you cannot
proceed to the 2nd step.  See the SETUP section for directory,
setup instructions.
Select an open (unused) working channel first, then make the
call.  After the acknowledgment, both radios tune to the
previously selected channel.
1-B. GROUP
1. Press SELECTat DSC  CALL(To enter
DSC  CALL, see page 21).
INDIVIDUALappears.
2. Press 
CHonce to select GROUP. 
						

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3. Press SELECT. The MMSI code
appears, and you can now call the
group members. Press 
SELECTto call.
When you finish calling, the radio
returns to the channel display screen.
1-C. ALL SHIPS
1. Press SELECTat DSC  CALL(To enter
DSC  CALL, see page 21).
INDIVIDUALappears.
2. Press 
CHtwice to select ALL
SHIPS
.
3. Press 
SELECT. URGENCYappears. 
						

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1-D. POSITION REQUEST
This radio has the ability to request the position of an individual vessel
that is registered in the DIRECTORY.
1. Press 
SELECTat DSC  CALL(To enter
DSC  CALL, see page 21).
INDIVIDUALappears.
2. Press 
CHthree times to select 
POS  REQUEST. 4. Select the category of your call using
CHand (URGENCY, SAFETY,
ROUTINE).
Note:ROUTINEcalls tune to the
previously selected channel.
5. Press SELECTto transmit the ALL
SHIPS DSC signal.
When sending either an 
URGENCYor
SAFETYmessage, all radios will
automatically move to channel 70 until
all of the data is received.
6. After selecting 
URGENCYor SAFETY
ALL SHIPS call is transmitted, the radio
will switch to Channel 16. You should
wait a few minutes before transmitting
the ALL SHIPS call information.  
						

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3. Press SELECT. The individual directory
appears.
4. Select the name to request the
individual’s position using 
CHand .
5. Press 
SELECTto transmit the position
request call.
POS  WAITINGappears followed by the
individual, and the radio use 70 CH
while transmitting.
6. When the called vessel sends the
position information, time and position
appears followed by the individual. You
can see the time and the position.
Note:The requested radio must have the ability to transmit the
position information (such as having a 
OCEANUS DSCradio). 
						

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2. Press CHfour times to select 
POS  SEND.
3. Press 
SELECT. The individual directory
appears.
4. Press 
SELECTto send your position
information.
1-E. POSITION SEND
This radio has the ability to send the position of your vessel to another
vessel using a VHF marine radio equipped with DSC.
Note:Position send is only available when it is connected to the
GPS.
1. Press SELECTat DSC  CALL(To enter
DSC  CALL, see page 21).
INDIVIDUALappears.
5. The following screen appears. 
						

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1-F. STANDBY
The DSC STANDBY function allows the OCEANUS DSCto answer
DSC calls with the UNATTENDED message and record the calls for
response at another time. When you set the radio to DSC STANDBY
mode, voice traffic may still be active on any chosen channel.
1. Press 
SELECTat DSC  CALL(To enter
DSC  CALL, see page 21).
INDIVIDUALappears.
2. Press 
CHfive times to select
STANDBY. Then press SELECT.
3. When an individual DSC call is received,
the radio will respond with the
UNATTENDEDmessage when an
operator cannot answer the call.  The
DSC call will be recorded into the radio’s
Call Waiting directory. 
Note:If you press a key on the radio or the PTT, this feature will be
canceled.