Cobra Electronics MRF45 owner manual Receiving Distress Calls, Sending An All Ships Calls

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DSC Operation

Operating Your Radio

Receiving Distress Calls

If your vessel is within range of a DSC Distress call, the radio will receive the call, sound the distress alarm, and switch to Channel 16.

DSC Operation

Operating Your Radio

Sending An All Ships Calls

A DSC All Ships call is used for the same urgency and safety purposes as the Pan and Securite voice calls as well as to send routine messages to all stations at once. It will reach all stations within range of your radio. If you have an urgent, but not

Distress Info on LCD

When A Distress Call Is Heard:

1. Press any button to turn Off the alarm and return

to Standby mode.

life-threatening, situation or a safety warning to broadcast to all vessels in your area, this is the type of call to use. It should be used judiciously for routine calls.

Distress Info on LCD

2.

Read and write down the distress information on the

 

LCD (there may or may not be position data shown),

 

then determine whether you should answer the call.

3.

Respond, if appropriate, by pressing and holding

 

the Talk button to transmit on Channel 16.

NOTE

Your radio will automatically switch to Channel 16 upon receiving a DSC distress call.

Standby Mode

All Ships

To Send An All Ships Call:

1.

In Standby mode, select a channel on which you want

 

to communicate for a routine call. (The radio will use

 

Channel 16 for urgent and safety calls.)

2.

Press the Call/Set button to enter the Call Send menu.

3.

Use the Up/Down buttons to scroll to ALL SHIPS.

4.

Press the Call/Set button to move to the message

 

type menu.

5.

Use the Up/Down buttons to select a message type

 

— URGENCY, SAFETY or ROUTINE.

Regarding Distress Relay Calls

Your radio cannot send Distress Relay calls. Only large ships and shore stations with specially equipped radios can send these calls.

Receiving Distress Relay Calls

Your radio will respond to a received Distress Relay call in the same way as it will to a distress call.

Urgency/Safety/Routine

Urgency Waiting

Routine Waiting

6.

Press the Call/Set button to send the message.

7.

Depending on the type of message you chose,

 

the radio will automatically switch to a voice channel.

 

a. After urgency and safety calls, the radio will switch

 

to Channel 16 and wait for you to press the Talk button

 

to send the urgent or safety message by voice.

 

b. After a routine call, the radio will switch to the channel

 

you selected in step 1 and wait for you to press the

 

Talk button to send the routine message by voice.

DSC equipped radios that receive your message will be automatically switched to Channel 16 or the channel you selected to hear your voice message.

To return to Standby mode without sending a message, use the Up/Down buttons to scroll to EXIT and press the Call/Set button.

56 English

Nothing Comes Close to a Cobra® 57

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Contents Customer Assistance For Assistance In The U.S.A Our Thanks ToYouFor Assistance Outside The U.S.A Product Features Microphone Product FeaturesMicrophone With Auxiliary Controls Table Of Contents Always use only Cobra authorized accessories Important Safety InformationImportant Safety Information Safety Training InformationRecommendations For Marine Communication FCC Licensing InformationVoice Calling VHF Marine Radio ProceduresVHF Marine Radio Procedures Maintain Your Watch Voice CallingDigital Selective Calling DSC Maritime Mobile Service Identity MmsiMaritime Mobile Service Identity Mmsi Digital Selective Calling DSCRadiotelephone Calls Emergency Messages Distress ProcedureEmergency Messages And Distress Procedure Radiotelephone CallsSay Marine Distress ProcedureMarine Distress Procedure DSC Tell where you areVHF Marine Channel Assignments VHF Marine Channel Assignments03A Government Only International Distress, Safety and Calling156.700 Rx Only 156.750 156.800 156.85021A U.S. Government Only Canada Coast Guard Only 20A Port Operations Port Operations, Ship Movement23A Government Only Digital Selective Calling Voice communications not allowed 64A U.S. Government Only Canada Commercial Fishing81A U.S. Government Only Environmental Protection Operations Noaa Weather Channels And Alert World City Time ZonesNoaa Weather Channels Alert World City Time ZonesIncluded In This Package Mounting Powering The RadioMounting And Powering The Radio Included In This PackageMicrophone Bracket Electrical Power ConnectionFlush Mount Kit Not Included Safe Maximum Permissible Exposure MPE Radius Installation RequirementsAntenna Requirements And Attachment Radio Operator RequirementsMicrophone Attachment External Devices ConnectionsExternal Devices And Connections Global Positioning System GPS Device Not IncludedGetting Started Tones And AlarmsPower On-Off Getting StartedStandby And Receive VolumeSquelch LCD Contrast Set-Up Routines Settings MenuSet-Up Routines LCD BacklightA./International/Canada Channel Maps To Set Your Radio For The Area In Which You Will Be Using ItChannels Transmit Power OutputVoice Transmission Voice TransmissionAdvanced Operation Weather Radio And AlertAdvanced Operation Noaa All Hazards/Weather Radio And AlertScan Dual-WatchIf You Incorrectly Enter Your Mmsi Number DSC Set-UpDSC Set-Up User Mmsi NumberGroup Mmsi Number IfYou TransferYourRadioTo a DifferentVesselDSC Scanning To Enter Or Edit Names And Mmsi Numbers In The Directory Position Request Reply TypeIndividual Directory To Set The Position Request Reply TypeDSC Operation DSC OperationSending Distress Calls Receiving Distress Relay Calls Receiving Distress CallsSending An All Ships Calls Regarding Distress Relay CallsReceiving a Geographical Call Receiving An All Ships CallSending An Individual Call Sending a Geographical CallSending a Position Request Receiving An Individual CallReceiving a Group Call Sending a Group CallIf The Station You Called Chose Not To Reply To Exit The Position Request ModeIf You Receive a Position If The Station You Called Cannot Send Its PositionSending a Position Send Receiving a Position RequestReceiving a Position Send Troubleshooting Maintenance TroubleshootingSpecifications MaintenanceProduct Service Optional Accessories Accessories Order Info
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