User's Manual

13
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Ifthecallisreceivedsuccessfully,aconfirmationmessagewillbedisplayed.
OperatingintheQuietmode
TheQUIETmodepreventsanyincomingtransmissionsfrombeinghearduntilyourSelcall
Identisreceived.Thisallowsyoutomonitorabusychannelforcallswithoutbeingdisturbed
byunwantedsignals.WhenyourSelcallIdentisreceived,theQUIETmodeiscancelledand
allincomingsignalswillbeheardinthespeaker.
IfyourradioisprogrammedwithaQuietkey,youmaybeabletomanuallyactivateyour
radiosQuietmutingsystem.Ifnot,yourradio'squietmutingsystemwillhavebeenpreset
foryoubyyourretailer.
DTMF
YourradiomaybefittedwithDTMF‘speeddial’memoriestoprovidepre‐programmed
DTMFsequences.Iffitted,DTMF‘speeddial’memoriescanbeprogrammedintooneof
moreofthefunctionkeysF1,F2,F3orF4.
MDC1200DIGITALDATASIGNALLING
MDC1200digital/datasignalingoffersexpandedcallingfunctions.
MDC1200MenufunctionsarelocatedintheSERVICESmenu.Availablemenuoptionsare;
 CallAlert
 RadioCheck
 Status
 StatusRequest
 Message
 RemoteMonitor
 Stun
 Revive
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MDC1200–Primaryusefunctions:
 PTT‐ID
 EmergencyCall
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CTCSS/DCS(ContinuousToneCodedSquelchSystem/DigitallyCodedSquelch)
CTCSS/DCSareautomaticcodedsquelchsystemsthatallowgroupsofradioreceiversto
remainquietuntiltheyreceiveacallencodedwithaspecificsquelchtone.Thereceiver's
squelchthenopenstoallowthecalltobeheardandclosesagainwhenthecallisfinished.
Otherradiossharingthesamechannelbutprogrammedwithadifferentsquelchtonewill