NorthStar Navigation Explorer 721EU, Explorer 721US Set Up the Radio, Enter Your User Mmsid

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4.BLACK Power wire. Connect this to the NEGATIVE (-) battery terminal.

5.RED Power wire. Connect this to the POSITIVE (+) battery terminal. Check that a 10 Amp fuse is installed on this power cable close to the battery.

6.ANT. A radio antenna is not supplied. A suitable radio antenna must be mounted and connected before operating the Explorer 721 radio. Consult your dealer for advice if necessary.

7.GND. A ground connection is not usually required..

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7-9 Set Up the Radio

IMPORTANT: You can’t make any DSC transmissions until you’ve obtained a user MMSID and entered it into your Explorer 721.

The user MMSID is a unique nine digit number, similiar to a personal telephone number. It is used on marine transceivers that are capable of using DSC (Digital Select Calling).

If you don’t have a user MMSID contact the appropriate authorities in your country. If you’re unsure who to contact, consult your Northstar dealer.

7-10 Enter Your User MMSID

WARNING: This is a once-only operation.

DSC SETUP

>USER MMSID GROUP SETUP INDIV REPLY

INPUT USER MMSID

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187654321

MMSID

>STORE CANCEL

USER MMSID

INPUT AGAIN

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1. Select DSC SETUP, then USER MMSID. A dashed line appears.

Enter your user MMSID along the dashed line. Press ENT or push the rotary knob to conﬁrm each correct entry and to move to the next digit.

If you make an error, press CH - until < appears, then press ENT or push the rotary knob to backup and correct the entry.

3.Press ENT or push the rotary knob to store your user MMSID.

4.Enter your user MMSID again as a password check, then press ENT or push the rotary knob to permanently store the user MMSID and return to the menu.

You can view your stored user MMSID at anytime by selecting USER MMSID in the main menu.

Northstar Explorer VHF Series: 721US, 721EU Operation and Installation Manual

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Contents Explorer 721US / 721EU Important Safety Information Contents Send and Receive DSC Calls Industry Canada Customize your Northstar VHF Radio FeaturesHow to Display and Navigate Menus General InformationNormal Menu Mode Edit Mode Push Space How to Enter or Change Alphanumeric DataLCD Symbols and Meanings Symbol How the Microphone and Optional Handset Work Together Basic Operation and Key Functions Then push to backup CH2 or CH3 symbol disappears oﬀ the LCDWeather alert mode is on Menu see and the DSC set up menu see SectionYou must release PTT to receive a signal Power transmission setting is incorrectComplete listing of channel charts Matically exits you from menu mode and stops scanningRadio Menu Options Menu Show Weather, SNR or Happy Fish on Handset Info Data Edit an Entry Maintain Your Buddy List Buddy ListAdd an Entry Backlighting Backlight and Contrast Contrast Local or Distance Sensitivity LOCAL/DISTSet Distance Sensitivity Set Local SensitivityManually Enter Position and UTC Time Manual Set the Backlighting LevelSet the Contrast Level GPS Data and Time GPS/DATATime Offset GPS/DATA Manual SettingLocal Time Time Offset Course & Speed Display Options COG/SOG Select GPS/DATA, then Setting Select LL DisplayTime Display Options Time Display Position Display Options LL displaySelect GPS SIM, then select on or OFF as desired Reset to Factory Defaults ResetGPS Alert Options Alert GPS Simulator GPS SIMSelect the Channel Bank UIC Radio Setup Menu Radio SetupRadio Setup Menu Options Radio Setup Internal Speaker Connections INT Speaker Ring and Beep Volume Ring Volume and KEY BeepChange Channel Names CH Name Nmea or Navbus protocol COM Port Set the Priority Channel Watch ModeSelect Radio SETUP, then WX Alert Weather Alert WX AlertBarometric Displays Baro Sensor Select Radio SETUP, then COM Port Select Baro & TempCalibrate the Temperature Reading CAL Switch the Barometric Display on or OFF Baro DisplyTemperature Display Temperature Set the Temperature Units UnitsCreate a Group Group Setup DSC Setup MenuDSC Setup Menu Options Maintain Your Groups Group SetupResponse to Individual Calls Indiv Reply Edit Group Name or Group MmsidEnter or Edit Your Atis Mmsid Enable Atis Functionality Atis FuncAtis Mmsid & Atis Functionality Push the rotary knob to conﬁrm Select DSC SETUP, then LL ReplyDSC Functionality DSC Func Response Type to LL Polling Calls LL ReplyDSC Call Menu Options What is DSC?Send and Receive DSC Calls Acknowledge an Individual Incoming Call Distress only when there’s a distress situationCall an Individual Individual Retry a Routine CallThis facility is useful and used frequently Call the Most Recent Caller Last CallCall a Group Group Call All Ships ALL ShipsSet the channel and continue as explained in Section Call using the Call Log Call LOGCall using the Distress Log Dist LOG SET Buddy BUDDY1 On OFF Request the LL Position of a Buddy LL RequestTrack Your Buddy Track Buddy DSC Call Call LOG Dist LOG LL RequestReceive an Individual Call RCV Indiv Receive an All Ships Call RCV ALL ShipReceive a Polled Position Call Rcvposition Receive a Group Call RCV GroupReceive a Geographic Call RCV Geograph Open the red cover labelled Distress Distress CallsSend a Distress Call Receive a Distress Acknowledgement Distress ACKRelay a Distress Call from the Distress Log Relay Receive a Distress Call RCV DistressReceive a Distress Relay RCV Distress Relay Rotary channel selector Yes Appendix a Technical SpecificationsNorthstar Explorer 721US and 721EU GPS/NMEA input Yes Comm. port Baud NMEA, 38400 baud NavbusTransmitter Channel Naming YesAppendix B Troubleshooting International EU-DSC on Appendix C VHF Marine Channel ChartsSpecial Notes on International Channel Useage Page USA Channel Chart Send Receive Traffic Type Ship Name TAG Wx04 RX Only 162.425 Wx01 RX Only 162.550Wx02 RX Only 162.400 Wx03 RX Only 162.475Canada Channel Chart 156.225 160.825 Public Correspondence, Duplex Yes 28B RX Only 162.000 Public Correspondence, RX Only156.025 160.625 Public Correspondence, Duplex Yes 62A 156.125 Canadian Coast Guard YesWeather Digital selective calling for distress EU Inland Waterway Channels Country SpecificAIS 156.85162 Page Appendix D Mmsid and License Information There are two ways to install the radio. You can choose Install the ExplorerInstallation Options ChecklistGimbal Installation Change the Viewing Angle Recessed InstallationConnect the Radio Cables Install the Microphone Bulkhead MountDrill the two pilot screw holes where marked Connectors are on the rear of the base unit, as followsGND. a ground connection is not usually required Set Up the RadioMmsid Store Cancel User Mmsid Input Again Enter Your User MmsidCompleted Installation with Optional Handset 0560