Cobra Electronics MRF45 owner manual Dual-Watch, Scan

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Advanced Operation

Operating Your Radio

Dual-Watch

Dual-Watchgives you one (1) button access to scan the two (2) locations of most importance to you. Channel 16 will always be included as a scanned location. The remaining location will be the VHF channel in effect when you enter Dual-Watchmode.

NOTE

The radio must be squelched for dual-watch to function. See page 36 for squelch procedure.

Operating Your Radio

Scanning

15

8830

75 60

Advanced Operation

Scan

During Scan, the radio will rapidly switch from channel

to channel through all the channels. Whenever any activity is detected, the radio will stop the scan for ten (10) seconds to allow you to listen briefly on that channel. It will then continue to scan unless you switch out of the Scan mode.

NOTE

Standby Mode

Dual-Watch Button

Dual-Watch Mode

To Enter Dual-Watch Mode:

1.In Standby mode, use the Up/Down buttons to go

to the channel you want to add as the second location to be scanned.

2.Press the Dual-Watchbutton.

Dual-watch will be indicated on the LCD and the radio will scan between Channel 16 and the second dual-watch location you selected. A signal on any one (1) of the two (2) channels will stop the scan to allow you to listen to the traffic on the channel. The channel number will be displayed on the LCD.

To Exit Dual-Watch Mode:

Press the Dual-Watchbutton. The radio will return to Standby mode.

During Dual-Watch (while receiving an incoming transmission), You Can Choose From The Following:

■Press the Talk button to remain on that dual-watch location and return to Standby mode.

■Press the Up/Down buttons to resume scanning dual-watch locations.

If you do not press any buttons, your radio will automatically resume scanning dual-watch locations when the incoming transmission is complete.

During Dual-Watch (while not receiving a transmission):

Press the Talk button to communicate on the last dual-watch location scanned and return to Standby mode.

Scan Button

Scan

The radio must be squelched for Scan mode to function. See page 36 for squelch procedure.

To Enter Scan:

From Standby mode, press the Scan button.

The radio will immediately begin to scan the entire channel map selected in the active channel map. SCAN will show on the LCD.

To Exit Scan:

From Scan mode, press the Scan button.

This will return the radio to Standby mode on the last scanned channel.

During Scan (while receiving an incoming transmission), You Can Choose From The Following:

■Press the Talk button to remain on that channel and end scanning. This will return the radio to Standby mode.

■Press the Up/Down buttons to resume scanning.

If you do not press any buttons within ten (10) seconds, your radio will automatically resume scanning.

During Scan (while not receiving a transmission):

Press the Talk button to communicate on the last channel scanned and return to Standby mode.

46 English

Nothing Comes Close to a Cobra® 47

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Contents For Assistance Outside The U.S.A Our Thanks ToYouCustomer Assistance For Assistance In The U.S.A Microphone With Auxiliary Controls Microphone Product FeaturesProduct Features Table Of Contents Safety Training Information Important Safety InformationImportant Safety Information Always use only Cobra authorized accessoriesFCC Licensing Information Recommendations For Marine CommunicationVoice 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 CallsTell where you are Marine Distress ProcedureMarine Distress Procedure DSC SayVHF Marine Channel Assignments VHF Marine Channel Assignments156.800 156.850 International Distress, Safety and Calling156.700 Rx Only 156.750 03A Government Only23A Government Only 20A Port Operations Port Operations, Ship Movement21A U.S. Government Only Canada Coast Guard Only 64A U.S. Government Only Canada Commercial Fishing Digital Selective Calling Voice communications not allowed81A U.S. Government Only Environmental Protection Operations World City Time Zones World City Time ZonesNoaa Weather Channels Alert Noaa Weather Channels And AlertIncluded In This Package Mounting Powering The RadioMounting And Powering The Radio Included In This PackageFlush Mount Kit Not Included Electrical Power ConnectionMicrophone Bracket Radio Operator Requirements Installation RequirementsAntenna Requirements And Attachment Safe Maximum Permissible Exposure MPE RadiusGlobal Positioning System GPS Device Not Included External Devices ConnectionsExternal Devices And Connections Microphone AttachmentGetting Started Tones And AlarmsPower On-Off Getting StartedSquelch VolumeStandby And Receive LCD Backlight Set-Up Routines Settings MenuSet-Up Routines LCD ContrastTo Set Your Radio For The Area In Which You Will Be Using It A./International/Canada Channel MapsVoice Transmission Transmit Power OutputVoice Transmission ChannelsNoaa All Hazards/Weather Radio And Alert Weather Radio And AlertAdvanced Operation Advanced OperationDual-Watch ScanUser Mmsi Number DSC Set-UpDSC Set-Up If You Incorrectly Enter Your Mmsi NumberDSC Scanning IfYou TransferYourRadioTo a DifferentVesselGroup Mmsi Number To Set The Position Request Reply Type Position Request Reply TypeIndividual Directory To Enter Or Edit Names And Mmsi Numbers In The DirectorySending Distress Calls DSC OperationDSC Operation Regarding Distress Relay Calls Receiving Distress CallsSending An All Ships Calls Receiving Distress Relay CallsSending a Geographical Call Receiving An All Ships CallSending An Individual Call Receiving a Geographical CallSending a Group Call Receiving An Individual CallReceiving a Group Call Sending a Position RequestIf The Station You Called Cannot Send Its Position To Exit The Position Request ModeIf You Receive a Position If The Station You Called Chose Not To ReplyReceiving a Position Send Receiving a Position RequestSending a Position Send Maintenance Maintenance TroubleshootingSpecifications TroubleshootingProduct Service Accessories Order Info Optional Accessories
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