Motorola MTM5400

3.6.4EmergencyPrivateCall
thatwasselectedbeforeinitiatingthenon-tacticalcall.Wheninnon-tacticalEmergencyMode,youare
notabletoswitchtalkgroups.DGNAmessageshavenoimpactduringnon-tacticalEmergencyModebut
onlyafterexitingthenon-tacticalEmergencyMode.
•Tactical—callonthecurrentlyselectedtalkgroup.
InTMO,iftheradioentersEmergencyModewhiletheEmergencyBroadcastCallisactive,theradiocontinues
onthecallwithoutinitiatinganycallsandsendsanEmergencyAlarm.Thebehaviordependsonyourservice
providersettings.
InDMO,EmergencyGroupCallsthroughagatewayaresupported.
3.6.4EmergencyPrivateCall
TheEmergencyPrivateCallsareSimplexorDuplexPrivateCallswithemergencypriority.Onpressingthe
EMERGENCYbutton,theradioinitiatesaPrivateCallwithemergencycallprioritytotheprovisionedaddress.No
EmergencyAlarmissentandyourradiodoesnotentertheEmergencyMode.Thispseudoemergencystate(alluser
indicationandrejectionofotherservices)endsassoonastheEmergencyPrivateCallends.
3.6.5EmergencyMS-ISDNCall
TheEmergencyMS-ISDNcallsaresimplexorduplextelephonecallswithemergencypriority.Onpressingthe
EMERGENCYbutton,yourradioinitiatesanEmergencyMS-ISDNcalltothepredenedMS-ISDNnumber.
TheMS-ISDNcalltype(simplexorduplex)ispredenedbyyourserviceprovider.
3.6.6EmergencyAlarm
TheEmergencyAlarmisaspecialstatusmessagesenttotheinfrastructureonenteringtheEmergencyMode.The
radiomaywaitforinfrastructureacknowledgmentforthisalarmandattemptretries.
EachtimetheradioenterstheEmergencyMode,itsendsanEmergencyAlarm.WhenanEmergencyAlarmissent
successfully,yourradioplaysEmergencyAlarmSenttone.DuetoabsenceofthedeliveryconrmationinDMO
Mode,AlarmSentinformationconrmsonlysendingthealarm.
Inaddition,oncetheradioisintheEmergencyModeonpressingtheEMERGENCYbutton,anadditional
EmergencyAlarmissent.ThemessagecanbedispatchedbothinTMOandDMOModes.
YourserviceprovidercandisabletheEmergencyAlarmfeature.
3.6.7HotMicrophone
TheHotMicrophoneallowsyoutotalkwithoutpressingthePTTbuttononenteringtheEmergencyMode.The
transmissioncontinuesforaprovisionedamountoftime.
ThisfeaturecanbeenabledforthePrivateEmergencyCall.
PressingthePTTbuttonbeforetheHotMicrophonetimeexpiresendsthetransmission.ThennormalPTToperation
takesover(thatis,thetransitionisongoingforthetimethePTTbuttonisheld).SubsequentEMERGENCYbutton
pressesduringtheEmergencyModeinitiatestheHotMicrophonetransmissionagain.
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