2830A THREE DIVER COMMUNICATOR USER MANUAL
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TABLE OF CONTENTS
1INTRODUCTION AND SPECIFICATIONS ..........................................................................................1
1.1 INTRODUCTION...........................................................................................................................1
1.2 ELECTRICAL SPECIFICATIONS.................................................................................................1
1.3 MECHANICAL SPECIFICATIONS ...............................................................................................2
1.4 AMCOM III MODEL 2830A DIVER COMMUNICATOR................................................................3
2WARRANTY AND SERVICE POLICY.................................................................................................4
2.1 LIMITED WARRANTY ..................................................................................................................4
2.2 SERVICE POLICY ........................................................................................................................4
3OPTIONS AND ACCESSORIES..........................................................................................................5
3.1 OPTIONS......................................................................................................................................5
3.2 ACCESSORIES ............................................................................................................................5
4TENDER AND DIVER CONTROLS AND CONNECTIONS.................................................................7
4.1 TENDER AND DIVER CONTROLS..............................................................................................7
4.2 TENDER CONNECTIONS............................................................................................................7
4.3 DIVER CONNECTIONS................................................................................................................9
4.4 COMMUNICATOR MODEL 2830A-MS (MS CONNECTORS, 5 PIN) .........................................9
4.5 OTHER CONNECTIONS............................................................................................................10
4.6 OPTION CONTROLS: HELIUM SPEECH UNSCRAMBLER/26DSP3.......................................11
4.7 OPTION CONTROLS: WIRELESS TENDER, /28A OPTION ....................................................12
4.8 DRAWING, 2-WIRE CONNECTIONS.........................................................................................13
4.9 DRAWING, FULL DUPLEX (4-WIRE) CONNECTIONS.............................................................14
4.10 DRAWING, PUSH-TO-TALK MICROPHONE CONNECTIONS.................................................15
5INSTALLATION AND OPERATION...................................................................................................16
5.1 OPERATION...............................................................................................................................16
5.2 CHARGING THE BATTERY.......................................................................................................16
5.3 INITIAL POWER ON - BATTERY CONDITION CHECK............................................................16
5.4 MODES OF OPERATION...........................................................................................................17
5.5 VOLUME CONTROLS –2 WIRE................................................................................................18
5.6 OTHER DIVER CONTROLS (2-WIRE MODE)...........................................................................18
5.7 VOLUME CONTROLS (4-WIRE MODE)....................................................................................18
5.8 OTHER DIVER CONTROLS (4-WIRE MODE)...........................................................................19
5.9 WIRELESS TENDER OPTION /28A ..........................................................................................19
5.10 HELIUM SPEECH UNSCRAMBLER OPTION /26DSP3............................................................20
6MAINTENANCE AND TROUBLESHOOTING...................................................................................22
6.1 FULL DUPLEX (4-WIRE) CHECK ..............................................................................................22
6.2 2-WIRE CHECK..........................................................................................................................22
6.3 GENERAL MAINTENANCE........................................................................................................23
6.4 RECOMMENDED MAINTENANCE SCHEDULE .......................................................................23
6.5 TROUBLESHOOTING................................................................................................................25
7FULL DUPLEX (4-WIRE) - WHAT, WHY AND HOW........................................................................29
7.1 WHAT ARE 2-WIRE AND 4-WIRE MODES?.............................................................................29
7.2 WHAT IS FULL DUPLEX (4-WIRE)?..........................................................................................30
7.3 WHY FULL DUPLEX (4-WIRE)?.................................................................................................31
7.4 HOW DO YOU USE FULL DUPLEX (4-WIRE)? ........................................................................31
