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Table of Contents
Making a DSC DISTRESS Call .......................................................................................2
Making a voice distress call .........................................................................................2
Table of Contents ...................................................................................... 4 (this page)
Introduction .....................................................................................................................6
Features.......................................................................................................................6
Manual overview ..........................................................................................................6
Conventions ..............................................................................................................6
Terms used in this manual ........................................................................................7
Getting Started ................................................................................................................8
What's included .......................................................................................................................8
Parts of the radio .....................................................................................................................9
Turning on the radio ..............................................................................................................12
Setting the UIC channel mode (USA/CAN/INT) ..................................................................12
How It Works .................................................................................................................12
Normal mode operation .............................................................................................13
Using the radio in normal mode ..............................................................................14
Normal mode with Triple and Dual Watch ..............................................................15
Scan mode.................................................................................................................16
Using the radio in scan mode .................................................................................16
Scan mode with Triple and Dual Watch ..................................................................17
Using Your Radio ..........................................................................................................18
Making a voice MAYDAY call .....................................................................................19
Setting the volume .....................................................................................................19
Setting the squelch level ............................................................................................19
Changing the channel ................................................................................................20
Making a transmission ...............................................................................................20
Boosting the transmission power ............................................................................20
Choosing Triple Watch or Dual Watch ....................................................................21
Changing display and sound options .........................................................................22
Contrast ..................................................................................................................22
Lamp adjust ............................................................................................................22
Turning the key beep on and off .............................................................................22
Setting the GPS position manually ............................................................................22
Using Digital Selective Calling (DSC) Features .........................................................24
What is DSC? ............................................................................................................24
Advanced DSC features ............................................................................................24
Getting an MMSI number...........................................................................................25
Entering MMSI numbers ............................................................................................25
Individual or user MMSI number .............................................................................25
Group MMSI number ..............................................................................................26
Using the directory .....................................................................................................27
Making DSC calls ......................................................................................................29
Calling a single station (Individual Call) ..................................................................30
Calling a particular group of stations (Group Call) ..................................................31
Calling all stations (All-Ships Call) ............................................................................... 31
Making an automatic distress call ............................................................................... 32
Canceling an automatic distress call ......................................................................32
Receiving a DSC call .................................................................................................33
Receive log ................................................................................................................33
Returning a call .......................................................................................................34
Making a Test Call (Test) ...........................................................................................35
Receiving a test call ................................................................................................36
Table of Contents
UM425 VHF OM.indd 4 28/9/11 11:55:12 AM