Manuel d'utilisation / d'entretien du produit DBC NETWORK BRIDGE 137769-3 du fabricant Crown
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Operation Manual Obtaining Other Language Versions: T o obtain information in another language about the use of this product, please contact your local Cr own Distri butor . I f you nee d assista nce locat ing your l ocal di stribut or , ple ase conta ct Crown at 574-294- 8000.
Operation Manual DBC Network Bridge page 2 1) Read these instructions. 2) Keep these instructions. 3) Heed all warnings. 4) Follow all instructions. 5) Do not use this apparatus near water . 6) Clean only with a dry cloth. 7) Do not block any ventilation openings.
DBC Network Bridge Operation Manual page 3 DECLARA TION of CONFORMITY Crown International, Inc. Sue Whitfield 574-294-8289 swhitfield@crownintl.com European Repres entative's Name and Address: Nick Owen 35, Bassets Field Thornhill Cardiff.
Operation Manual DBC Network Bridge page 4 1 Getting Started With the DBC Network Bridge Welcome! This Quick-start gui de will get you up and running in a short time. Then please ref er to the rest of the manual for details on the DBC™ Network Bridge and its operation.
DBC Network Bridge Operation Manual page 5 Ta b l e 1 Ta b l e 2 Getting Started With the DBC Network Bridge 13 25 1 14 13 25 1 14 DBC DB25F DIGIT AL AES/EBU PINOUTS DBC DB25F ANALOG PINOUTS PIN FUNCT.
Operation Manual DBC Network Bridge page 6 1.2 Communicating with the DBC Network Bridge: TCP/I Q™ Networking 1.2.1 The Network Wizard If you are setting up a dedicate d a udio network that is not part of another network, you can use the Network Wizard to set up your network easily .
DBC Network Bridge Operation Manual page 7 1.2.4 TCP/IQ Setup This example is based on a stand-alone system using switches and routers. The screen captures were done in Windows 2000; your exact configuration may vary.
Operation Manual DBC Network Bridge page 8 1B. Once the Properties window opens (Figure 1. 5), click on Internet Protocol (TCP/IP). Figure 1.5 Inter nal Proper ties Wi ndow 1C. We recommend that you uncheck “Obtain an IP address automatically”, and check “Use the following address.
DBC Network Bridge Operation Manual page 9 EXAMPLE OF AN IQ AD DRESSING WORKSHEET ADDRESS IQ ADDRESS MODEL DESCRIPTION CHANNEL 1 CHANNEL 2 126.126.0.1 COMPUTER 126.126.0.2 2 I-T8000 #1 RACK ROOM LEFT CLUSTER RIGHT CLUSTER 126.126.0.3 126.126.0.4 126.126.
Operation Manual DBC Network Bridge page 10 2. Select IQ Systems > I Qwic > TCPIQ Utility (Figure 1.7). This launches the TCPIQ Utility on the master computer . Figure 1.7 Selecting I Q Systems > IQwic > TCPIQ Utility 2A. The master computer should discover the TCP/IQ products (Figure 1.
DBC Network Bridge Operation Manual page 11 4. The Component Discovery screen appears and displays the mes- sage, “Searching for TCP/IQ components” (Figure 1.11). Getting Started With the DBC Network Bridge 5. The IQwic toolbar and Workspace appear .
Operation Manual DBC Network Bridge page 12 If there are problems, please re-read S ection 1.2.3 on addressing rules. Also read Chapter 6, T roubleshooting. 8. The processing functions appear . Click on the Unit Presets tab at the top. The Unit Presets window appears (Figure 1.
DBC Network Bridge Operation Manual page 13 Important Safety Instructions ..................... .......................... ............ 2 Declaration of Conformity .................... .......................... ................... 3 1 Getting Started with the DBC Network Bridge .
Operation Manual DBC Network Bridge page 14 2 Welcome At the heart of a Digital B Chain system, the Crown ® DBC Network Bridge allows you to distribute mult iple cha nnels of digital audio over standard fast Ethernet hardware and cabling for use in traditional, e-cinema and d- cinema applications.
DBC Network Bridge Operation Manual page 15 ! ! ! ! ! $"#.
Operation Manual DBC Network Bridge page 16 3.1 Unpack and Install Y our DBC Network Bridge Please unpack and inspect your product for any damage that may have occurred during transit. If damage is found, no tify the transportation company immediately .
DBC Network Bridge Operation Manual page 17 3.3 Wiring Chapter 1 describes how to make connections to the DBC Network Bridge. The information below describes the connections in detail. 3.3.1 Analog, Digital and Auxiliary Inputs Analog Line Input: DB25 female connector accepts eight balanced ana- log line-level analog inputs.
Operation Manual DBC Network Bridge page 18 3.3.2 Balanced Input Wiring Balanced sources should be wired as shown below. Notice that the shield is not connected to the chassis ground of the source if the source is also connected to the AC ground (that is, it has a grounded AC plug).
DBC Network Bridge Operation Manual page 19 3.3.5 Unbalanced Monitor Output Wiring 3 Setup Figure 3.6 Unbalanced Monitor Output Connections 3.3.6 CobraNet Connections The CobraNet network carries up to 32 channels of audio bidirectionally via a single cable.
Operation Manual DBC Network Bridge page 20 4 Operation 4.1 Front Panel Controls and Indica tors A. LCD Dis play LCD digital display shows information about the currently selected IQ address, inputs, pres ets, scenes, and firmware information.
DBC Network Bridge Operation Manual page 21 4 Operation Figure 4.2 Back Panel Controls and Connectors 4.2 Back P anel Controls and Connectors J. IEC AC Power Inlet Accepts an IEC AC power cord. The DBC Network Bridge has a universal power supply , and may be operated on AC line voltages from 100 VAC to 240 V AC at 50 Hz or 60 Hz.
Operation Manual DBC Network Bridge page 22 4 Operation 4.3 Navigating the LCD Control Screen 4.3.1 Functions, Controls and Screens The LCD Control Screen and its controls let you view and set up various parameters in the DBC Ne twork Bridge. Settings made on the LCD screen are duplicated in IQwic software, and vice-versa.
DBC Network Bridge Operation Manual page 23 4.3.2 Operation Examples Operation Exam ple 1 How to select Preset 5 using the LCD Control Screen: 1. After power -up, the Preset Screen appears. 2. Press Next until you see Preset 5 . 3. Within 2 seconds, press Menu/Se lect .
Operation Manual DBC Network Bridge page 24 4 Operation 4.4 IQwic Overview This section describes how to set up t he DBC Network Bridge from within IQwic software. It includes an overview of the various processing functions and associated windows. The DBC Network Bridge is configured using IQwic software.
DBC Network Bridge Operation Manual page 25 4 Operation 4.5 Metering After you have followed the steps in Chapter 1, IQwic is running, and the Input/Output meters window (Figure 4.
Operation Manual DBC Network Bridge page 26 4.6 General T ab Click on the Expand/Shrink Bar so that the Setup and Processing Func- tions appear . Click on the General tab at the top to view the General win- dow (Figure 4.6). Its features are described below .
DBC Network Bridge Operation Manual page 27 4 Operation 4.7 Basic Processing Functions This section covers the basic processing functions found in the DBC Network Bridge configuration section of IQwic.
Operation Manual DBC Network Bridge page 28 4.7.2 Input Compressor To o p e n t h e Input Compressor window (Figu re 4.8), select its icon (shown above) in any channel in the Signal Path window. The input compressor provides a means for controlling the dynami c range of input signals.
DBC Network Bridge Operation Manual page 29 4.7.3 Input Delay T o open the Input Delay window (Figure 4.9), select its icon (shown above) in any channel in the Signal Path window.
Operation Manual DBC Network Bridge page 30 4 Operation 1 2 3 4 5 6 7 8 9 10 11 12 4.7.4 EQ Filters T o access the EQ Filters window (Figure 4.10), click on its icon (shown above) for any channel in the Signal Path window . 1. On/off Enables or disables filtering.
DBC Network Bridge Operation Manual page 31 EQ Filters (continued) Please refer to Figure 4.11. 9. Frequency Select Fiel d Another way to select the center f requency of an active filter is to enter its value here, either by typing or by pres sing the arrow buttons.
Operation Manual DBC Network Bridge page 32 4.7.5 All Outputs V olume Controls T o open the volume controls for the output channels, click on the All Outputs icon in the Cinema Surround Signal Path window. See Figure 4.12. Here you can adjust the level , muting, and polarity of each channel.
DBC Network Bridge Operation Manual page 33 4.7.6 Signal Generator Click on the Signal Generator tab to open the Signal Ge nerator win- dow (Figure 4.13). This window provides a variety of test signals that can be applied to each output channel. Output levels and sine-wave frequency are adjustable.
Operation Manual DBC Network Bridge page 34 4 Operation 4.7.7 CobraNet: Explanation In the Signal Path window , Cinema Surround form, is a DBC Network Channel Assign button which opens the CobraNet Output window (described on the next page). If you need to understand how CobraNet works, please read the following section.
DBC Network Bridge Operation Manual page 35 4.7.8 CobraNet: Output In the Signal Path window, clic k on the DBC Network Channel Assign button to open the CobraNet Output window (F igure 4.14). The DBC Network Bridge’ s eight CobraNet Outputs can be assigned to be transmitted on Slots in one of four CobraNet Bundles.
Operation Manual DBC Network Bridge page 36 1 2 3 4 5 6 7 4.7.9 Booth Monitor Source Select In the Signal Path window, click on the Booth Monitor Source Select button to open the Booth Monitor Source Select window (Figure 4.
DBC Network Bridge Operation Manual page 37 4.7.10 Presets Click on the Unit Presets tab to open the Presets window (Figure 4.16). The DBC Network Bridge has the ability t o reconfigure itself with a single command.
Operation Manual DBC Network Bridge page 38 4 Operation 4.7.11 Preset Editor T o open the Preset Editor window (Figure 4.17), start In the Unit Presets window, right-click on a preset number , and select Edit Pr esets . Note: P reset 32, Standard Cinema , cannot be edited.
DBC Network Bridge Operation Manual page 39 4.7.12 Scenes Click on the Unit Scenes tab to open the Scenes window (Figure 4.18). Remember that an object is a software pro cessor in the DBC Bridge. There are times when only a few objects’ settings need to be changed and this is the function of 'Scenes'.
Operation Manual DBC Network Bridge page 40 1 2 3 4 5 Figure 4.19 Scene Editor Window 4 Operation 4.7.13 Scene Editor T o open the Scene Editor window (Figure 4.
DBC Network Bridge Operation Manual page 41 4.7.14 Events Scheduler Click on the Unit Events tab to open the Events Scheduler window (Figure 4.20). Different configurations can be triggere d at particular times. The DBC Network Bridge has an internal real time clock that can be used to set up a schedule for recalling Presets or Scenes.
Operation Manual DBC Network Bridge page 42 One Time Events In the Even ts Scheduler window, click on the Edit button to the right of any Event number . The One-Time Even t window will open (Figure 4.21). An Event can be scheduled to occur only once, and the time of the Event can be programmed by choosing 'once'.
DBC Network Bridge Operation Manual page 43 4.8 General Firmware Features Note: The following features are accessed via IQwic software unless otherwise stated. Refer to Figure 4.24, DBC Network Bridge Signal Flow Block Dia- gram for feature locations in the audio signal chain.
Operation Manual DBC Network Bridge page 44 5 Advanced Operation 5.3.3 I nput Gate .............. ........................... .......................... .. 57 5.3.4 A uto Leveler ............. .......................... ..........................58 5.
DBC Network Bridge Operation Manual page 45 5.2 Advanced Functions 5.2.1 CobraNet: Setup T o open the CobraNet Setup window, click on the CobraNe t tab, then click on the CobraNet Setup tab. The CobraNet Setup window opens (Figure 5.1). The CobraNet Setup tab allows overall control of the DBC Network Bridge’ s CobraNet functions.
Operation Manual DBC Network Bridge page 46 CobraNet: Setup (contin ued) Please refer to Figure 5.2. 7. IP Address The Internet Protocol address that is ass igned by the system integrator . Used as a standard part of Ethernet networking transmission protocols and works much like a zip/postal code for the unit on the network.
DBC Network Bridge Operation Manual page 47 5.2.2 CobraNet: Input T o access the CobraNet Input window, click on the CobraNet tab, then click on the CobraNet Input tab.
Operation Manual DBC Network Bridge page 48 5.2.4 Control P or t The Control Port provides a means for external monitoring and control of ‘objects’ (software processors) within the DBC Network B ridge.
DBC Network Bridge Operation Manual page 49 Control Port Window: Digital Inputs The Digital Inputs are high or low only . They are current driven and will accept +5V or +10V inputs (+25VDC max), and are well suited for se nsing contact closure (Figure 5.
Operation Manual DBC Network Bridge page 50 Control Port Assignment Dialog (contin ued) Please refer to Figure 5.8. 5. Add / Remove Buttons Once the desired object has been found in the C ontrols List (4), highlight it and press the Add button (5). The object will appear in the Object List (6) at the bottom of the window.
DBC Network Bridge Operation Manual page 51 Control Port: Condition Logic Setup Window T o open the Condition Logic Setup window (Figure 5.9), press the Edit Mapped Conditions button in the Control Port window. 1. Condition Allows up to 64 different binary comb inations of pin states.
Operation Manual DBC Network Bridge page 52 Control Port Window: Digital Outputs Section In the Control Port window, find the Digital Outputs section (Figure 5.
DBC Network Bridge Operation Manual page 53 Control Port Window: Analog Inputs Section (AIN 1-8) Find the Analog Inputs section (Figure 5.13) in the Control Port win- dow.
Operation Manual DBC Network Bridge page 54 5.3 Advanced Form Firmware Features This section explains the advanced si gnal-path features in the DBC Network Bridge. From the Signal Path tab, click on the Advanced button at the top. This opens the Advanced Form window (Figure 5.
DBC Network Bridge Operation Manual page 55 5 Advanced Operation Figure 5.17 Input Path Windo w 5.3.1 Input Path Starting from the Signal Path window, you can access the Input Path window (Figure 5.17) for any channel by clicking on either an input-se lect button or the Input Path ic on (shown above) for the channel.
Operation Manual DBC Network Bridge page 56 5.3.2 Input Delay Starting from the Input Path window , you can access the Input Delay win- dow (Figure 5.19) by clicking on its icon (shown above). A delay can be added to any of the Input Processing Sections in order to time- equalize the various input signals.
DBC Network Bridge Operation Manual page 57 5.3.3 Input Gate Starting from the Input Path window , you can access the Input Gate window (Figure 5.20) by clicking on its icon (shown above). The Input Gate feature al lows signals above a certain le vel to pass and attenuates lower level signals.
Operation Manual DBC Network Bridge page 58 5.3.4 Auto-Leveler Starting from the Input Path window , you can open the Auto-Leveler window (Figure 5.22) by clicking on its icon (shown above). The Auto-leveler works in tandem with the Input Gate to compensate for long-term average input levels that vary over time.
DBC Network Bridge Operation Manual page 59 5 Advanced Operation Priority Ducking Enforces a priority order of open microphones such that high priority inputs duck (attenuate) lower -pri- ority inputs. Additionall y, a maximum number of equal-priority open microphones may be specified.
Operation Manual DBC Network Bridge page 60 Automix Controls Starting in the Input Path window , you can open the Automix Controls window (Figure 5.23) by clicking on its icon (shown above). There are four indivi dual Inpu t controls: 1. Priority Assigns a relative priority to e ach channe l.
DBC Network Bridge Operation Manual page 61 Automix Matrix Access the Automix Matrix (Figure 5.24) by pressing the Auto- mix Matrix button in the Signal Path window. This window is an interactive overview of all the possible automix routings assignments and priorities.
Operation Manual DBC Network Bridge page 62 Automixing Group Contr ols Access the Automixing Group Controls (Figure 5.25) by p ressing the Auto-mix Groups button in the Signal Path window. There are two group controls and two group indicators for this feature: 1.
DBC Network Bridge Operation Manual page 63 Automixing Group Con trols (continued) Please refer to Figure 5.26. Adaptive Gating Adaptive Gating dynamically modifies the Input Gate thresholds in the auto-mix group as a function of the ambient level in t h e room.
Operation Manual DBC Network Bridge page 64 5.3.6 Solo/Mute At the top of the Signal Path window, find the Solo/Mute button. Pressing this button opens the Solo/Mute window (Figure 5.27). It lets you monitor the status of the Input and Output cha nnel mutes and solos.
DBC Network Bridge Operation Manual page 65 5.3.7 Output Path Starting in the Signal Path window , at the end of the Output processing section, you can access the Output Path window (Figure 5.
Operation Manual DBC Network Bridge page 66 5.3.8 Ambient Leveler Starting in the Output Path window , you can access the Ambient Leveler window (Figure 5.30) b y clicking on its icon (shown above). The Ambient Leveler expands the output channel gain to compensate for a sensed ambient level.
DBC Network Bridge Operation Manual page 67 5.3.9 Output Limiter Starting in the Output Path window , you can open th e Output Limiter win- dow (Figure 5.31) by clicking on its icon (shown above). This function lets you monitor and control the peak output level.
Operation Manual DBC Network Bridge page 68 5.3.10 Outputs Button Locate the Outputs button at the top-right of the Advanced Form Signal-Path window. Press this button to view all the output channels’ processing (Figure 5.
DBC Network Bridge Operation Manual page 69 5.4 T echnical Description Following is a technical description of the operation of the DBC Network Bridge. Please refer to t h e System Block Diagram (Figure 4. 24 ). Audio Input Section Each audio input signal first passes thr ough a balanced filter designed to eliminate RF interference.
Operation Manual DBC Network Bridge page 70 CONDITION: Data indicator is off, even though the unit is con- nected to a network. POSSIBLE REASON: • Unit is not receiving data. Chec k net- work addressing of all components. • Note: Data indicator flashes o nly when the amplifier is polled for data, or is polled to see whether it is online.
DBC Network Bridge Operation Manual page 71 CONDITION: Computer does not communicate with the network devices. POSSIBLE REASON: • Incorrect wiring. See Section 1.1.1 on wiring. • IP Addressing is not done co rrectly. See Section 1.2 on addressing rules.
Operation Manual DBC Network Bridge page 72 6 T roubleshooting If the DBC Network Bridge seems to be functioning in unex- pected ways, go to the Signal Path tab and select Advanced . If the u nit is set up for Preset 32, Standard Cin- ema Setup, only four icons in each channel should be li t.
DBC Network Bridge Operation Manual page 73 7 Specifications Audio Dynamic Range > 108 dB (A-weighted, 20 Hz-20 kHz) Digital Sampling 24-bit, 48 kHz Frequency Response ± 0.
Operation Manual DBC Network Bridge page 74 7 Specifications Power Required AC Main s Universal AC input. Operates from 100 VAC to 240 VAC at 50/60 Hz, 24W nominal. AC Line Connector 15A IEC AC power inlet Mechanical Cooling Convection cooled, no vents, no fans Dimensions 19 in.
DBC Network Bridge Operation Manual page 75 8.1 Glossary The following glossary explains network terminology . It is arranged in logical order rather than alphabetical ord er . Network: A group of interconnected components, such as a central computer , networ k switching equipment, and other computers or devices.
Operation Manual DBC Network Bridge page 76 8.2 TCP/IQ Network Basics TCP/IQ Tis a network base d protocol that has the ability to control and monitor IQ components over a common TCP/IP network.
DBC Network Bridge Operation Manual page 77 Figure 8.2 Multiple Network Communication Via an IP Router Communications between networks is al lowed, but requires the use of a special piece of equipment cal led an IP Router . The router acts as a Gateway to allow this communication t o exist.
Operation Manual DBC Network Bridge page 78 Figure 8.3 Star Network T opology Figure 8.4 Multi-Star T opology The MAC address does uniquely identify each TCP/IQ compo nent and can be used to establish the physi cal locatio n of the unit.
DBC Network Bridge Operation Manual page 79 T oday , commonly available networking cards are 10/100 Base-T capable, which allows them to be used on either 10BaseT or 100Base-T networks. Fast Ethernet distance li mitations apply to CobraNet installations: 100 meters over Cat-5 copper cable, 2 kilo meters over multimode fiber .
Operation Manual DBC Network Bridge page 80 Crown amplifiers are quality unit s that rarely require ser- vicing. Before returning your unit for service, please con- tact Crown T echnical Support to verify the need for servicing. This unit has very sophisticat ed circuitry which should only be serviced by a fully tr ained technician.
DBC Network Bridge Operation Manual page 81 10 Warranty SUMMAR Y OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517- 4095 U.
Operation Manual DBC Network Bridge page 82 11 Warranty (continued) WORLDWIDE EXCEPT USA & CANADA SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4 095 U.
DBC Network Bridge Operation Manual page 83 PLEASE PRINT CLEARL Y SRA #: ________________ __(If sending product to Crown factory servi ce.) Model: _______________________ ________ _____________ Serial.
Operation Manual DBC Network Bridge page 84.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Crown DBC NETWORK BRIDGE 137769-3 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Crown DBC NETWORK BRIDGE 137769-3 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Crown DBC NETWORK BRIDGE 137769-3, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Crown DBC NETWORK BRIDGE 137769-3 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Crown DBC NETWORK BRIDGE 137769-3, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Crown DBC NETWORK BRIDGE 137769-3.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Crown DBC NETWORK BRIDGE 137769-3. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Crown DBC NETWORK BRIDGE 137769-3 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
