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Motorola ST7500 Feature User Manual page 3

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2.9 Holding Your Radio................................................................................................................44
2.10 High or Low Audio Toggle................................................................................................... 45
2.10.1 Using High Audio................................................................................................... 46
2.10.2 Using Low Audio.................................................................................................... 46
2.11 During a Call........................................................................................................................ 46
2.12 Selecting Talkgroups........................................................................................................... 47
2.13 Entering TMO or DMO Mode...............................................................................................47
2.14 Covert Solution.................................................................................................................... 47
2.14.1 Sending Mission Critical Communication Tones....................................................48
2.15 Over The Air Programming..................................................................................................49
2.16 One-Touch Buttons..............................................................................................................50
Chapter 3: Modes.................................................................................................... 54
3.1 Trunked Mode Operation.......................................................................................................54
3.1.1 Entering TMO Mode.................................................................................................54
3.1.2 Making Group Calls in TMO.....................................................................................54
3.1.3 Receiving Group Calls in Idle...................................................................................55
3.1.4 Receiving Group Calls during Ongoing Group Calls................................................55
3.1.5 D-PTT Preempt Group Call......................................................................................55
3.1.5.1 Preempting Group Calls.............................................................................56
3.1.6 Dynamic Group Number Assignment (DGNA).........................................................56
3.1.6.1 DGNA Reception........................................................................................56
3.1.6.2 DGNA Auto Select Group.......................................................................... 57
3.1.6.3 DGNA Auto Reselect Group...................................................................... 57
3.1.7 Broadcast Call..........................................................................................................57
3.1.8 Phone and PABX Calls............................................................................................ 57
3.2 Local Site Trunking................................................................................................................ 57
3.2.1 Entering Local Site Trunking....................................................................................57
3.2.2 Exiting Local Site Trunking...................................................................................... 58
3.3 Direct Mode Operation...........................................................................................................58
3.3.1 Entering DMO Mode................................................................................................ 59
3.3.2 Making Group Calls in DMO.................................................................................... 59
3.3.3 Receiving Group Calls in Idle...................................................................................59
3.3.4 D-PTT Preempt Group Call......................................................................................59
3.3.4.1 Preempting Group Calls.............................................................................60
3.3.5 Selecting DMO Communications Options................................................................60
3.3.6 DMO Private Priority Call......................................................................................... 61
3.3.7 Talkgroup for Individual Calls...................................................................................61
3.3.8 Communication through Repeaters......................................................................... 61
3.3.9 Communication Through Gateways.........................................................................62
MN004519A01-AK
Contents
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