Motorola MTM5400

3.2.12PhoneandPABXCalls
3TostartthecallpressPTT.
3.2.12PhoneandPABXCalls
ThePhoneCallallowsyoutocallalandlinetelephonenumberoracellularmobilephonenumber.ThePrivate
AutomaticBranchExchange(PABX)Callallowsyoutocalllocal(ofce)extensionnumbers.
3.2.13PrivateCall
ThePrivateCall,alsocalledpoint-to-point,orindividualcall,enablescallingbetweentwoindividuals.Noother
radiocanheartheconversation.Thiscalltypecanbecarriedoutintwoways:
•Duplexcall(ifthesystemallows),inTMOMode.Bothpartiescanspeakatthesametime.
•Simplexcall,inTMOorDMOMode.Onlyonepartycanspeakatatime.
WhenaDMOPrivateCalltakesplace,radiosnotinvolvedinthiscallreceivethechannelbusyindication.The
radiosareidentiedusingitsradionumbers.
Interactionwiththeaccessories:
•FistMicrophone—duringthePrivateCall,ifyouhangthemicrophoneintotheclipthecallendsorthe
audioswitchestothespeakers(ifconnected).
•TelephoneStyleHandset—duringthePrivateCall,ifyouhandthehandsetintotheholder,thecallendsor
theaudioswitchestothespeakers(ifconnected).
3.2.14AssistanceCall
Thisfeatureallowsyoumakeaprivatecalltoaskforassistanceduringnormalandnon-criticalsituations.
YoucanstartanAssistanceCallinoneofthefollowingway:
•DialapredenednumberandpressSENDkey.
•Menu→More→Services→AssistanceCall
Yourserviceprovidercancongurethenumber,priority,andthetypeofthecall(simplexorduplex).
3.3LocalSiteTrunking
ThismodeisalsocalledasFallbackModeanditallowsmorethanoneradiofromthesamesitetocommunicate
whenthelinkbetweenthesiteandthenetworkcentralcontrollerfails.EnteringandexitingLocalSiteTrunking
(thatis,returningtoSystemWideServices)isdoneautomatically.Inthismodesomeservicesareunavailable.
Yourserviceprovidercandisablethismode.
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