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TABLE OF CONTENTS
PREFACE .............................................................................. i
IMPORTANT .......................................................................... i
EXPLICIT DEFINITIONS ....................................................... i
IN CASE OF EMERGENCY ................................................. ii
INSTALLATION NOTE .......................................................... ii
RADIO OPERATOR WARNING .......................................... iii
AVERTISSEMENT POUR LES OPÉRATEURS RADIO ...... iv
FCC INFORMATION ............................................................ v
INFORMATION FCC ............................................................ v
NOTE .................................................................................... v
PRECAUTIONS ................................................................... vi
PRÉCAUTIONS .................................................................. vii
1 OPERATING RULES .......................................................1
2 PANEL DESCRIPTION ................................................2–8
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Front panel ...................................................................2
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Function display ...........................................................5
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Softkey function ............................................................7
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Speaker Microphone ....................................................8
3 PREPARATION..........................................................9–10
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Entering the MMSI code ..............................................9
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(For Dutch and German version transceivers) ...........10
4 BASIC OPERATION ................................................11–18
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Selecting a Channel ...................................................11
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Receiving and transmitting .........................................14
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Adjusting the volume and squelch levels ...................15
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Entering a Call channel data ......................................16
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Entering a Channel name ..........................................16
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Microphone Lock function ..........................................17
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Adjusting the Backlight level.......................................18
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Using the AquaQuake water draining function ...........18
5 SCAN OPERATION .................................................19–20
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Scan types .................................................................19
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Setting Favorite channels ...........................................20
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Starting a scan ...........................................................20
6 DUALWATCH/TRI-WATCH ............................................21
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Description .................................................................21
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Operation ...................................................................21
Summary of Contents for IC-M423
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