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 When another station makes an

 Individual

 call to your radio:

   

 

Q

  The Individual alarm sounds.

_   

Q

  The caller is identified on the LCD.

   

Q

  If 

Automatic Channel Switch

 is on, the radio switches to  

   

  the channel selected by the caller.

   

Q

  Call information is placed in the 

Call Log

.

   

 To Receive An Individual Call:

   

Press the 

Talk

 button and greet the caller.

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 Sending a Group call is like sending an Individual call, but the group MMSI information 
is used and the resend and DSC responses do not apply. See pg. 

41

 for creating and 

entering a group MMSI.

   

 To Send A Group Call:

   

1.

 Press the 

CALL soft key

 and scroll to 

GROUP CALL

  

   

  with the 

Up/Down soft keys 

or the 

channel Up/Down  

   

  buttons 

and press the 

ENTR

 soft key.

   

2.

 Using the 

Up/Down soft keys

 or the 

channel Up/Down  

   

  buttons

 to highlight a previously entered directory entry  

   

  or use the 

MANUAL

 entry option.

   

3.

 Press the 

ENTR

 key.

   

4.

 Using the 

Up/Down soft keys

 or the 

channel Up/Down  

   

  buttons

, select the voice channel all radios will tune to  

   

  after the Group Call message is sent and press the  

   

 

ENTR 

key.

   

5.

 Press the

 ENTR

 soft key to send the Group Call.

   

6.

 The radio will tune to the voice channel previously selected.

   

7. 

Press the 

EXIT

 soft key to exit the Group Call mode and  

   

  return the radio to the idle screen.

   

Q

All radios switch to the channel selected in step 1. Press  

   

  and hold the 

Talk 

button to send a voice message to  

   

  everyone in the group.

Q

Anyone in the group can transmit on the channel.

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When another station makes a Group call to the radio, the 

Individual

 alarm sounds, 

the caller is identified on the LCD, call information is placed in the 

Call Log

, and the 

radio is switched to the channel selected by the caller, similar to an Individual call. 
Press any button to turn Off the alarm.

   

 To Receive A Group Call:

   

1. 

 Listen for the group voice message.

   

2. 

 Press the 

Talk

 button and respond  

only if appropriate.

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Position Request

 mode enables a DSC radio to obtain the position (latitude and 

longitude) of a station that has a GPS device connected to the DSC radio at that 
station. In most cases, a reply will be forthcoming. If for some reason, your request is 
not acknowledged in five (5) minutes, the user will be prompted to Resend the request 
or exit the menu.

   

To Request The Position Of Another Station:

   

1.

 Press the

 CALL soft key 

and scroll to 

POSITION  

   

  REQUEST

 with the 

Up/Down soft keys 

or the 

channel  

   

  Up/Down buttons

 and press the 

ENTR soft key

.

   

2.

 Using the 

Up/Down soft keys

 or the c

hannel Up/Down  

   

  buttons

 to highlight a previously entered directory entry  

   

  or use the 

MANUAL

 entry option.

   

3.

 Press the 

ENTR

 key.

   

4.

 Press the 

ENTR

 soft key to send the Position Request  

   

  Call.

   

5. 

The radio will show the 

WAITING FOR ACK

 screen  

   

  while waiting for the acknowledgement from the called  

   

  radio. And will show the 

ACKNOWLEDGED

 screen after  

   

  the called radio responds.

   

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Summary of Contents for MRF77

Page 1: ...W _ K L V V M To Set The Individual Reply Auto or Manual 1 Enter the DSC SETUP MENU menu and scroll to INDIVID CALL REPLY Individual Call Reply with the Up Down soft keys or the UP Down channel button...

Page 2: ...will always be included as scanned channels The remaining channel will be the VHF channel in effect when you enter Tri Watch mode NOTE The radio must be squelched for tri watch to function See page 2...

Page 3: ...scan after 2 seconds of inactivity unless you switch out of the Memory Scan mode 88 30 60 75 p u u r o o p q r r u o j p u u r o o p q r r u o j NOTE If there are fewer than two 2 channels tagged the...

Page 4: ...on creates too much noise to hear an inbound message clearly press the Rewind Say Again button to enter the Rewind Say Again menu to be able to hear the message a second time This feature eliminates a...

Page 5: ...ng stations of your identity MMSI Q Informs receiving stations of the nature of the emergency Q Informs receiving stations of sending position when a GPS device is connected or a position is manually...

Page 6: ...s Relay calls Only large ships and shore stations with specially equipped radios can send Distress Relay calls 7 3 2 6 2 2 c 7 9 This radio does respond to a Distress Relay call just as it responds to...

Page 7: ...tered directory entry or use the MANUAL entry option 3 Press the ENTR key 4 Using the Up Down soft keys or the channel Up Down buttons select the voice channel all radios will tune to after the Indivi...

Page 8: ...ess any button to turn Off the alarm To Receive A Group Call 1 Listen for the group voice message 2 Press the Talk button and respond only if appropriate 0 5 2 2 2 7 Position Request mode enables a DS...

Page 9: ...process you set a position request reply type See page 42 to change your setting Depending on the setting you chose when a Position Request message is received your radio will enter either Q The Auto...

Page 10: ...on 3 Press the ENTR key 4 Press the ENTR soft key to send the Position SEND Call 5 Press the EXIT soft key to exit the Position Send mode and return the radio to the Call Menu I J K L I M L N S V W K...

Page 11: ...I X Y Y W To Delete Call Log Information continued 3 Press the ENTR key 4 Using the Up Down soft keys or the channel Up Down buttons to highlight DISTRESS or RECEIVED CALLS log entry 5 Press the ENTR...

Page 12: ...ut not at 25 watts Selected channel is limited to one 1 watt Switch to another channel Will not transmit Selected channel is limited to receive only Switch to another channel No sound from speaker Vol...

Page 13: ...unicaci n mar tima Existen tres 3 juegos de canales VHF para uso mar timo en los EE UU Canad y el resto del mundo internacional La mayor a de los canales coinciden en los tres 3 mapas pero sin duda ex...

Page 14: ...25 26 27 28 84 Sintonice su radio en el canal correcto para su rea ver seatow com arc Llevar a cabo una comprobaci n de la radio como lo har a normalmente Al soltar el micr fono el sistema se volver a...

Page 15: ...ador mar timo Port Operations Ship Movement operaciones portuarias movimiento de embarcaciones 156 350 156 350 Commercial Comerciales 156 400 156 400 Commercial Intership Only Comercial entre embarcac...

Page 16: ...ns Ship Movement Operaciones portuarias movimiento de embarcaciones 157 100 157 100 U S and Canadian Coast Guard Liaison and Enlace entre las guardias costeras Maritime Safety Information Broadcasts t...

Page 17: ...pondence Marine Operator Correspondencia p blica operador mar timo Port Operations Ship Movement operacionesportuarias movimientodeembarcaciones 156 125 156 125 West Coast Coast Guard Only Costa occid...

Page 18: ...vement entre embarcaciones operaciones portuarias movimiento de embarcaciones 156 775 156 775 1 watt Port Operations Intership Only Operaciones portuarias entre embarcaciones solamente 156 825 156 825...

Page 19: ...Ship Movement operacionesportuarias movimientodeembarcacione 157 175 157 175 U S Government Only Canada EE UU entidades gubernamentales solamente Coast Guard Only Canad guardia costera solamente RX o...

Page 20: ...ciben en diferentes frecuencias A esto se le llama operaci n d plex El resto de los canales de n meros simples y todos los canales A como 01A 03A y 04A transmiten y reciben en una sola frecuencia a la...

Page 21: ...on to the length of this warranty Cobra shall not be liable for any incidental consequential or other damages including without limitation damages resulting from loss of use or cost of installation So...

Page 22: ...It will be necessary to furnish the following to have the product serviced and returned 1 For warranty repair include some form of proof of purchase such as a mechanical reproduction or carbon of a sa...

Page 23: ...ation or to order any of our products please visit our website www cobra com PLFUR7 0 1 2 1 0RELOH 36 1DYLJDWLRQ 6 VWHPV LJK HDU 2 2 3 4 5 6 7 1 2 2 7KH REUD OLQH RI TXDOLW 8 9 A B C D Nothing Comes C...

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