Bosch Appliances 9922 141 70691 en manual Erase requests-to-speak and speakers, Floor distribution

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DCN Wireless Installation and User Instructions Central Devices

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12.6.5 Mix-minus

In the Mix-minusmode, audio output 2 and audio input 2 of the central control unit are used to connect 2 systems (refer to figure 12.4). Use the Mix-minusmode to connect the audio of two systems. The Mix-minusconnection does not cause acoustic feedback.

 

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figure 12.4: Mix-minus

When you connect two systems:

•Go to menu item 4E Routing I/O 2 to set the systems in the Mix minus mode.

•Connect audio input 2 of the first system to audio output 2 of the second system.

•Connect audio output 2 of the first system to audio input 2 of the second system.

Note

When the distance between the two systems is great, you can use a telephone coupler to connect the two systems.

12.7Attention chimes

The central control unit can play an attention chime when the chairman:

•Pushes the priority button on the chairman device.

•Starts a voting session.

You can enable or disable attention chimes with the

4F Att. Tones menu item (refer also to 10.6.8). There are 3 different attention chimes available.

12.8Erase requests-to-speak and speakers

The central control unit can erase the requests-to-speak and speakers when the chairman pushes the priority button on the chairman device. You can enable or disable this function with the 4G Mic. Priority menu item (refer to 10.6.8).

•If you set the menu item to Permanently off, the system does not activate the microphones of the delegates again when the chairman releases the priority button. The requests-to-speak and speakers are erased.

•If you set the menu item to Temporarily off, the system activates the microphones of the delegates again when the chairman releases the priority button. The requests-to-speak and speakers are not erased.

12.9Floor distribution

The central control unit can send the floor signal to all empty channels in the system. You can enable or disable this function with the 4H Floor Distr. menu item (refer to 10.6.8).

•If you set the menu item to Off, the central control unit does not send the floor signal to all empty signals in the system.

•If you set the menu item to On, the central control unit sends the floor signal to all empty channels in the system.

Bosch Security Systems 2007-02 9922 141 70691 en

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Contents DCN Wireless Page Important Safeguards Disclaimers About this manual FunctionDigital version Admonitions and notes SignsElectro-static discharges Conversion tablesTable of Contents 10.1 105 Intentionally left blank System Design and Planning Wireless network design Frequency bandIntroduction LimitsGHz 400 412 417 422 427 432 437 442 447 452 484 GHz DCN design Calculation toolConcepts Power capacity Control capacityPower supplies DCN power supply DCN-WCCUCable lengths DCN-WCCU DCN-EPSExamples Cable lengthsExample with interpreter desks DCN-IDESK Interpreter booths with LBB4114/00 Interpretation devicesOptical network design NodesDCN-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 Tap-offs Redundant optical network with tap-offInfra-red wireless language distribution Camera controlScenarios Headphones/headsets Interpreter boothsCobraNet User set-up Public areas and walkwaysDevice set-up Acoustic feedback Acoustic feedbackTechnical data System electrical and electro-acoustic characteristicsGeneral Transmission linksSafety Environmental conditionsCombined 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 Internal settings Rear viewInternal settings 10.3.3 RS232 configuration Internal back-up battery WatchdogGround Installation External connectionsVoltage selector Fuses10.5.2 DCN Optical network10 DCN connection LEDHeadphones Audio inputsXLR 14 Audio input details, line level signals Audio outputsFault contact 16 Audio output details10.5.8 RS232 ports 19 RS232 portsConfiguration menu WAPCCU Navigation and operation 20 VU meterTo select a parameter Bosch Security Systems 2007-02 9922 141 70691 en Fault status Main21 Messages low to high importance 22 Monitoring sub-menu * = default 23 DCN-WCCU Enquiry sub-menu * = defaultMonitoring DCN-WCCU Enquiry24 DCN-WAP Enquiry sub-menu * = default DCN-WAP EnquirySetup 25 Setup sub-menu * = defaultNOM PTT26 Setup sub-menu * = default 27 Loudspkr sub-menu * = defaultLoudspkr Wireless 28 Intercom sub-menu * = default29 Wireless sub-menu * = default IntercomDefaults 30 De-init sub-menu * = default31 Defaults sub-menu * = default De-initDCN-WAP Wireless Access Point Firmware11.4 Installation Wall or ceiling11.4.1 General Tripod LogoConfiguration System IDPower value Power valuesCarrier Operation CC B aMenu of the central control unit is open. Use these menu System configuration InitializationSystem Wireless modes Microphone modes Open Override 12.4.4 PTTRepetition rate Audio routing modesRecorder Equalized PA InsertionErase 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 DCN-WDU Wireless Discussion Units 14.2.1 TopLeft and right sides Bottom sideDCN-WD DCN-WDD DCN-WDV Side views Microphone sensitivity Microphone sensitivityVolume restore function Headphones level reductionProcedure ModesSingle delegate ChairmanDual delegate Single delegate with auxiliary controlMicrophone buttons Remove microphone buttonsBattery 10 Install microphone buttonsSubscription RimsHeadphones sockets, details Erase the subscriptionExternal power supply ActivationDeactivation Quick reference cardAttendance LED Status LEDsAttendance LED DCN-MICL, DCN-MICS Pluggable Microphones Types and lengthsElectrical and acoustic properties Compatible devicesMicrophone plug, connection DCN-WLIION Battery Pack Battery capacityCapacity LEDs DCN-WCH05 Battery Charger Battery pack containers HoldInstallation, wall WallPower inlet Installation, multiple battery chargersLoop-through socket Charge level LEDsDCN-WPS Power Supply Adapter Electrical propertiesDCN-DDI Dual Delegate Interface Dual delegate interfaceInput type switch * = default Input adjustment switch * = defaultSignal level switch * = default Ambient microphone DCN-FHH19.6.1 DCN Intercom handsetDCN connections Audio inputs ConnectionsCmrr DCN-WFCD10 Flight Case for Wireless Discussion Units DCN-WFCCU Flight Case for DCN-WCCUIntentionally left blank Appendices Audio levels Table A.2 Analog outputsTable A.3 Monitor DCN-DDI Table A.6 Dual delegate interfaceCentral control unit wireless Central control unit wireless ULExtension power supply DCN Next Gen Product indexWireless discussion unit Wireless dual 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
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