Case 3: Received by the Selected RF Deck + received by the Unselected RF Deck (simultaneousreception)The audio received by the Selected RF Deck is emitted from Control Head 1, Control Head 2, and the external speakerconnected to the Selected RF Deck. Simultaneously, the audio received by the Unselected RF Deck is emitted only fromthe external speaker connected to the Unselected RF Deck. Also, the LED of the Selected RF Deck lights green, and the“BusyLED” icon appears alongside of the receiving Unselected RF Deck on the display of KCH-20R.Ext.SPRF Deck 1(Selected RFDeck)RF Deck 2(UnselectedRF Deck)Control Head1Control Head2Ext.SPKCH-20R KCH-19The received audio of theSelected RF DeckThe received audio of theSelected RF DeckThe received audio of theSelected RF DeckThe received audio of theUnselected RF DeckBusy LED icon: Indicatesthat Unselected RF Deck 2 isreceivingLED lit green(Selected RF Deck)LED lit green(Selected RF Deck)Figure 16-31 Case 3: Received by the Selected RF Deck + received by the Unselected RF Deck (simultaneousreception)TransmittingIf operating in a Multi RF Deck system, only the Selected RF Deck transmits when the PTT is operated on a Control Head.Similarly, if operating in a Dual Control Head structure, the PTT operations of both Control Heads are enabled. Also, if theExternal PTT connected to a D-sub connector is operated, the connected RF Deck transmits individually.The following are the transmission statuses assumed if the External PTT is connected to the D-sub connector of each RFDeck in a Triple RF Deck/ Dual Control Head structure:Case 1: Transmitting by the Mic PTT of a Control HeadIf transmission operation is done by the Mic PTT of Control Head 1 or Control Head 2, only the Selected RF Deck transmits.Also, the LED lights red.KCH-20R KCH-19MicRF Deck 1(Selected RFDeck)RF Deck 2(UnselectedRF Deck)Control Head1RF Deck 3(UnselectedRF Deck)Control Head2MicPressingthe PTTLED lit red(Selected RF Deck)LED lit red(Selected RF Deck)Figure 16-32 Case 1: Transmitting by the Mic PTT of a Control Head16 MULTI RF DECK/ MULTI CONTROL HEAD16.5 Basic OperationsCommon FUNC (K, F)/Ver 2.20 268CONTENTS INDEX
