Page 3 - Important Safeguards
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Important Safeguards en | 3 Important Safeguards Before you install or operate the DCN Wireless digital congress network, you must read the Important Safety Instructions. The Important Safety Ins...
Page 4 - Disclaimers
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Disclaimers en | 4 Disclaimers CobraNet is a trademark of Peak Audio — a division of Cirrus Logic, Inc. — in the United States and/or other countries.
Page 5 - About this manual; Function; Caution; Signs
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | About this manual en | 5 About this manual Function The Installation and User Instructions gives the installers and the operators the necessary data to install, configure and operate a basic DCN ...
Page 6 - Electro-static discharges
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | About this manual en | 6 Electro-static discharges Electro-static discharges can damage electric components. You must take measures to prevent electro-static discharges when you touch PCBs (refer...
Page 7 - Table of Contents
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Table of Contents en | 7 Table of Contents Important Safeguards ......................................................................................................................................
Page 11 - Section 1 - System Design and Planning
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 11 Section 1 - System Design and Planning
Page 12 - Wireless network design; Limit 1: Control capacity; band; Wireless computer networks
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 12 1 Wireless network design 1.1 Introduction The DCN Wireless has three parts: the wireless network, the DCN and the optical network. This chapter tells how to de...
Page 13 - GH
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 13 figure 1.1: WLAN channels figure 1.2: DCN wireless carriers 1 2 3 4 5 6 7 8 9 10 11 12 13 2. 412 GH z GH z 2. 41 7 2. 422 2. 42 7 2. 432 2. 43 7 2.44 2 2.44 7 2...
Page 14 - DCN design; tool; Introduction; DCN trunk sockets; Cables; Limit 2: Power capacity
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 14 2 DCN design 2.1 Introduction The DCN Wireless has three parts: the wireless network, the DCN and the optical network. This chapter tells how to design the DCN....
Page 15 - Limit 5: Cable lengths; Active devices; Passive devices; capacity
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 15 Limit 5: Cable lengths Refer to section 2.7:• With regenerative tap-offs, the maximum cable length is 250 m from the central control unit to the furthest device...
Page 16 - Power supplies
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 16 2.6.3 Power supplies 2.6.3.1 Introduction The devices that supply power to the DCN are the central control unit and the extension power supply (refer to figure ...
Page 17 - lengths
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 17 2.6.4 Overload indication Each DCN socket of the central control unit and extension power supply has a red LED that comes on to show that there is a power overl...
Page 19 - Cable lengths; Point I; Legend
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 19 2.8 Examples 2.8.1 Cable lengths Point I The maximum available power with 240 m of extension cables is 19 W (refer to figure 2.3). Because the first and second ...
Page 20 - Power correction
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 20 2.8.2 Power correction figure 2.5: Example with interpreter desks (DCN-IDESK) LBB4114/00 50 m 20 m LBB4114/00 LBB4114/00 LBB4114/00 LBB4114/00 3 3 4 4 4 2 2 2 2...
Page 21 - devices
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 21 2.9 Interpretation devices The maximum number of interpreter desks you can install in an interpreter booth is six. Refer to figure 2.6 and figure 2.7 for two ex...
Page 22 - Optical network design
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 22 3 Optical network design 3.1 Introduction The DCN Wireless has three parts: the wireless network, the DCN and the optical network. This chapter tells how to des...
Page 23 - Power supply; POF; GOF
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 23 3.5.3 Power supply The device that supplies power to the optical network is the central control unit, refer to figure 3.1. The power that the central control un...
Page 24 - Optical fiber length
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 24 3.6.3 Optical fiber length Because of optical attenuation, the maximum length of optical network cables (LBB4416) is 50 m. You can use GOF and fiber interfaces ...
Page 25 - Bending; layouts
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 25 3.6.6 Bending The minimum bend radius of a 90 degree bend in an LBB4416 cable is 110 mm (refer to figure 3.3). A 180 degree bend is the same as two 90 degree be...
Page 26 - Basic optical network
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 26 3.7.2 Basic optical network Refer to figure 3.5 for an example of a basic optical network. 3.7.3 Extended optical network Refer to figure 3.6 for an example of ...
Page 28 - Camera control
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 28 4 Camera control 4.1 Introduction The central control unit can automatically point video cameras in the direction of the delegate or chairman who speaks. You ca...
Page 29 - CobraNet; Public areas and walkways; distance
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 29 6 CobraNet CobraNet is a standard for the transport of real-time digital audio and control data through an Ethernet network. A CobraNet network can transport a ...
Page 31 - feedback
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 31 8.7 Acoustic feedback Acoustic feedback (‘howling’) occurs when the sound of the loudspeakers or headphones in the system is sent to the system again by activat...
Page 32 - Technical data; System electrical and electro-acoustic characteristics; General
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 32 9 Technical data 9.1 System electrical and electro-acoustic characteristics 9.1.1 General 9.1.2 Transmission links • From delegate microphone to interpreter hea...
Page 33 - Combined devices from input to output; conditions
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 33 9.1.3 Combined devices from input to output • Delegate microphone with transmission link to interpreter headphones • Delegate microphone with transmission link ...
Page 34 - compatibility
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | System Design and Planning en | 34 9.4 Electro-magnetic compatibility 9.5 Wireless devices table 9.5: Electromagnetic compatibility EMC compatibility: According ECM Directive 89/336/EEC amended b...
Page 37 - Section 2 - Central Devices
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 37 Section 2 - Central Devices
Page 38 - Central Control Unit; indicators; Display; Knob; Headphones socket
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 38 10 DCN-WCCU Wireless Central Control Unit 10.1 Introduction The DCN-WCCU Wireless Central Control Unit controls the system. The central control unit can operate with or wi...
Page 39 - settings
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 39 10.2.2 Rear view The rear of the central control unit (refer to figure 10.1) contains:5 RS232 ports - Connects a PC, remote controllers or video cameras to the central con...
Page 43 - connections
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 43 10.4 Installation Install the central control unit in a 19-inch rack system or on a flat surface. Four feet and two brackets are supplied with the central control unit (re...
Page 49 - menu
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 49 10.6 Configuration menu 10.6.1 Overview Use the configuration menu of the central control unit to configure the central control unit and the system (refer to figure 10.12)...
Page 60 - Access Point; Status LEDs; Optical network sockets
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 60 11 DCN-WAP Wireless Access Point 11.1 Introduction The wireless access point:• Sends signals from the central control unit to the wireless devices. • Receives signals from...
Page 67 - System configuration
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 67 12 System configuration 12.1 Introduction The central control unit controls the system. Use the configuration menu of the central control unit to configure the system. 12....
Page 68 - modes
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 68 7 Push the microphone button of each wireless device. When the central control unit gives a subscription to the wireless discussion unit, the LED around the microphone but...
Page 70 - rate; Audio routing modes
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 70 12.5 Repetition rate When other wireless networks cause interference, the audio quality can decrease. In some cases, you can increase the repetition rate of the audio pack...
Page 72 - chimes
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 72 12.6.5 Mix-minus In the Mix-minus mode, 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-minu...
Page 74 - System operation; Start the system
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Central Devices en | 74 13 System operation 13.1 Start the system Do as follows:1 Push the on/off switch of the central control unit. The display comes on. All devices in the DCN and the optical ...
Page 75 - Section 3 - Contribution Devices
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 75 Section 3 - Contribution Devices
Page 76 - Discussion Units
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 76 14 DCN-WDU Wireless Discussion Units 14.1 Introduction With the wireless discussion units, the delegates and chairmen can make contributions to a discussion. The chai...
Page 82 - control
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 82 The only difference between a delegate wireless discussion unit and a chairman wireless discussion unit is the priority button on the left of the microphone button. W...
Page 86 - Headphones
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 86 If the LED around the microphone button of the wireless discussion unit comes on as green for 2 seconds:• The wireless discussion unit has a subscription. • The wirel...
Page 89 - Pluggable Microphones; Indicator ring; Union nut; Microphone plug
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 89 15 DCN-MICL, DCN-MICS Pluggable Microphones 15.1 Introduction The DCN-MICL and DCN-MICS Pluggable Microphones (refer to table 15.1 and table 15.2) are used with the c...
Page 91 - Pack; Rechargeable Lithium-ion Battery Pack
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 91 16 DCN-WLIION Battery Pack 16.1 Introduction The DCN-WLIION Battery pack is used with the wireless devices (refer to table 16.4). 16.2 Safety table 16.1: Battery capa...
Page 92 - Capacity LEDs; Clip
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 92 16.3 Controls, connectors and indicators The battery pack (refer to section figure 16.2) contains:1 Capacity LEDs - Show the capacity of the battery pack (refer to se...
Page 93 - Charger; Front view; Ventilation grilles
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 93 17 DCN-WCH05 Battery Charger 17.1 Introduction The DCN-WCH05 Battery Charger charges the DCN-WLIION Battery Packs. The battery charger can charge a maximum of 5 batte...
Page 95 - Power inlet
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 95 When you attach more than one battery charger to the wall, you must make sure that:• The vertical distance between two brackets is at least 340 mm (refer to d1 in fig...
Page 97 - DCN-WPS Power Supply
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 97 18 DCN-WPS Power Supply Adapter 18.1 Introduction The DCN-WPS Power Supply Adapter is used with the wireless devices (refer to table 18.2). 18.2 Installation You can ...
Page 98 - DCN-DDI Dual Delegate
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 98 19 DCN-DDI Dual Delegate Interface 19.1 Introduction You can use two DCN-DDI Dual Delegate Interfaces to connect:• An intercom handset for the operator. • An ambient ...
Page 99 - Input adjustment potentiometer; Input adjustment switch; Signal level switch
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 99 19.3 Internal settings Remove the lid of the dual delegate interface to get access to the controls inside (refer to figure 19.2). 9 De-init switch - Erases the addres...
Page 103 - DCN-WFCD10 Flight Case
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Contribution Devices en | 103 20 DCN-WFCD10 Flight Case for Wireless Discussion Units The DCN-WFCD10 Flight Case accommodates up to 10 wireless discussion units complete with battery packs and mi...
Page 105 - Section 4 - Appendices
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Appendices en | 105 Section 4 - Appendices
Page 106 - Audio levels
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Appendices en | 106 A Audio levels A.1 DCN-WCCU A.2 DCN-WDU A.3 DCN-FCS table A.1: Analog line inputs Plug or socket Function Nominal Maximum XLR Floor -12 dBV (- 6, + 6 dB) 12 dBV (- 6, + 6 dB) ...
Page 108 - Product index
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Appendices en | 108 B Product index B.1 Central devices B.2 Installation devices table B.1: Central devices Product code Product description Refer to DCN-WCCU Central control unit wireless Page 3...
Page 110 - Statements for FCC &
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Appendices en | 110 C Statements for FCC & Industry Canada This Class B digital apparatus complies with Canadian ICES-003.Cet appareil numérique de la classe B est conforme à la norme NMB-003...
Page 111 - Declarations
Bosch Security Systems | 2007-02 | 9922 141 70691 en DCN Wireless | Installation and User Instructions | Appendices en | 111 D Declarations