Bosch Appliances 9922 141 70691 en Microphone modes, Open, Override, 12.4.4 PTT, Auto mic off

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DCN Wireless Installation and User Instructions Central Devices

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12.4Microphone modes

12.4.1 Introduction

Select the microphone mode with the 4C Mic. Mode menu item (refer also to 10.6.8). You must also set the maximum number of activated delegate microphones.

Note

The system has 4 audio channels. The delegates can use three channels, the chairmen can use one channel. When more than one chairman devices are installed in the system, the next chairman that activates his or her microphone automatically deactivates the microphone of the previous chairman.

12.4.2 Open

In the Open mode, delegates can activate their microphones with the microphone button on their contribution devices. When the maximum number of delegates speak, the next delegate that activates his or her microphone makes a request-to-speak. The microphone is not activated until another delegate deactivates his or her microphone.

Note

Microphones of chairman devices can always be activated in the Open mode.

12.4.3 Override

In the Override mode, delegates can activate their microphones with the microphone button on their contribution device. When the maximum number of delegates speak, the next delegate that activates his or her microphone automatically deactivates the microphone that was activated for the longest time.

Note

Microphones of chairman units can always be activated in the Override mode.

12.4.4 PTT

In the PTT (push-to-talk) mode, the delegates can activate their microphones with the microphone button on their contribution devices. The microphone is activated as long as the microphone button is pushed. When the maximum number of delegates speak, the other delegates cannot activate their microphones.

Note

Microphones of chairman units can always be activated in the PTT mode.

12.4.5 Auto mic off

Enable or disable the auto microphone off function with the 4Ja Auto mic off menu item. When the auto microphone off function is enabled, the microphones of the wireless devices are automatically deactivated when they are not used for 30 seconds.

Bosch Security Systems 2007-02 9922 141 70691 en

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Contents DCN Wireless Page Important Safeguards Disclaimers Function About this manualDigital version Admonitions and notes SignsConversion tables Electro-static dischargesTable of Contents 10.1 105 Intentionally left blank System Design and Planning Frequency band Wireless network designIntroduction LimitsGHz 400 412 417 422 427 432 437 442 447 452 484 GHz DCN design Calculation toolConcepts Control capacity Power capacityDCN power supply DCN-WCCU Power suppliesCable lengths DCN-EPS DCN-WCCUCable lengths ExamplesExample with interpreter desks DCN-IDESK Interpretation devices Interpreter booths with LBB4114/00Nodes Optical network designDCN-CCU2 DCN-WAP1 INT-TX041 INT-TX082 INT-TX164 INT-TX328 PRS-4DEX41Power supply CablingDefinitions Optical fiber length Cable couplersMaximum cable length Example layouts BendingCoiling Basic optical network Extended optical networkRedundant cables Redundant optical network with tap-off Tap-offsInfra-red wireless language distribution Camera controlScenarios Interpreter booths Headphones/headsetsCobraNet User set-up Public areas and walkwaysDevice set-up Acoustic feedback Acoustic feedbackSystem electrical and electro-acoustic characteristics Technical dataGeneral Transmission linksEnvironmental conditions SafetyCombined devices from input to output Combined devices from input to outputWireless devices Wireless devicesElectro-magnetic compatibility Electromagnetic compatibilityMiscellaneous MiscellaneousIntentionally left blank Central Devices DCN-WCCU Wireless Central Control Unit Controls, connectors and indicatorsFront view Rear view Internal settingsInternal settings 10.3.3 RS232 configuration Internal back-up battery WatchdogGround External connections InstallationVoltage selector FusesOptical network 10.5.2 DCN10 DCN connection LEDHeadphones Audio inputsXLR Audio outputs 14 Audio input details, line level signals16 Audio output details Fault contact19 RS232 ports 10.5.8 RS232 portsConfiguration menu WAPCCU 20 VU meter Navigation and operationTo select a parameter Bosch Security Systems 2007-02 9922 141 70691 en Fault status Main21 Messages low to high importance 23 DCN-WCCU Enquiry sub-menu * = default 22 Monitoring sub-menu * = defaultMonitoring DCN-WCCU EnquiryDCN-WAP Enquiry 24 DCN-WAP Enquiry sub-menu * = default25 Setup sub-menu * = default SetupNOM PTT26 Setup sub-menu * = default 27 Loudspkr sub-menu * = defaultLoudspkr 28 Intercom sub-menu * = default Wireless29 Wireless sub-menu * = default Intercom30 De-init sub-menu * = default Defaults31 Defaults sub-menu * = default De-initFirmware DCN-WAP Wireless Access Point11.4 Installation Wall or ceiling11.4.1 General Logo TripodSystem ID ConfigurationPower value Power valuesCarrier CC B a OperationMenu of the central control unit is open. Use these menu System configuration InitializationSystem Wireless modes Open Microphone modesOverride 12.4.4 PTTRepetition rate Audio routing modesRecorder Insertion Equalized PAErase requests-to-speak and speakers Floor distributionMix-minus Intercom Location of the chairmanLocation of the operator System operation Start the systemStop the system Contribution Devices 14.2.1 Top DCN-WDU Wireless Discussion UnitsLeft and right sides Bottom sideDCN-WD DCN-WDD DCN-WDV Side views Microphone sensitivity Microphone sensitivityHeadphones level reduction Volume restore functionModes ProcedureSingle delegate ChairmanSingle delegate with auxiliary control Dual delegateRemove microphone buttons Microphone buttons10 Install microphone buttons BatteryRims SubscriptionErase the subscription Headphones sockets, detailsActivation External power supplyDeactivation Quick reference cardAttendance LED Status LEDsAttendance LED Types and lengths DCN-MICL, DCN-MICS Pluggable MicrophonesElectrical and acoustic properties Compatible devicesMicrophone plug, connection Battery capacity DCN-WLIION Battery PackCapacity LEDs Battery pack containers Hold DCN-WCH05 Battery ChargerWall Installation, wallInstallation, multiple battery chargers Power inletCharge level LEDs Loop-through socketElectrical properties DCN-WPS Power Supply AdapterDual delegate interface DCN-DDI Dual Delegate InterfaceInput type switch * = default Input adjustment switch * = defaultSignal level switch * = default DCN-FHH Ambient microphone19.6.1 DCN Intercom handsetDCN connections Audio inputs ConnectionsCmrr DCN-WFCCU Flight Case for DCN-WCCU DCN-WFCD10 Flight Case for Wireless Discussion UnitsIntentionally left blank Appendices Audio levels Table A.2 Analog outputsTable A.3 Monitor Table A.6 Dual delegate interface DCN-DDICentral control unit wireless UL Central control unit wirelessExtension power supply DCN Next Gen Product indexWireless dual discussion unit Wireless discussion unitWireless discussion unit with voting Power Supply AdapterStatements for FCC & Industry Canada Declarations DCN Wireless Installation and User Instructions Appendices Page Page Page Page Page Page Page For more information visit