Instruction/ maintenance manual of the product 137769-3 Crown
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Operation Manual Obtaining Other Language Versions: T o obtain inform ation in another lan guage about th e use of this pro duct, please contac t your local C rown Dist ribut or . If you need a ssista nce loca ting yo ur local distr ibutor , please contact 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 Rep resentative's N ame and Addres s: 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 refer 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: TC P/IQ™ Netw orking 1.2.1 The Network Wizard If you are setting up a dedi cated a udio network that is not part of another network, you can use the Network Wizard to set up you r 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 co nfiguration 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 Pr oper ties Window 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 ADDRESSING 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 > IQwic > TCPIQ Utility (Figure 1.7). This launches the TCPIQ Utility on the master computer . Figure 1.7 Select ing IQ Systems > IQwic > TCP IQ 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 me s- 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, pleas e re-read Section 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 Conform ity ............... ............ ............ .............. ............ 3 1 Getting Started with the DBC Networ k Bridge .
Operation Manual DBC Network Bridge page 14 2 We lcome At the heart of a Digital B Chain system, the Crown ® DBC Network Bridge allows you to distribute m ultiple ch a 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 tra nsit. 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 sourc e 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 Outpu t Wiring 3 Setup Figure 3.6 Unbalanced Monitor Output Connec tions 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 P anel Controls and Indic ators A. LCD Display LCD digital display shows information about the currently selected IQ address, i nputs, presets, 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 V AC 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 E xample 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 Pres et 5. 3. Within 2 seconds, press Menu /Select .
Operation Manual DBC Network Bridge page 24 4 Operation 4.4 IQwic Overview This section describes how to set up the DBC Network Bridge from wi thin IQwic software. It includes an overview of the various processing funct ions 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 desc ribed 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 (Figure 4.8), select its icon (show n above) in any channel in the Signal Path window . The input compressor provides a means for control ling the dynamic 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 F ield Another way to select t he center frequency of an active filter is to enter it s value here, either by ty ping or by pressing 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 Sur round 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 Gener ator tab to open the Signal Generator win- dow (Figure 4.13). This window provides a variety of tes t 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 secti on.
DBC Network Bridge Operation Manual page 35 4.7.8 CobraNet: Output In the Signal Path window , click on the DBC Network Channel Assign button to open the CobraNet Outp ut window (Figure 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 abi lity to reconfigure itsel f 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 Pres ets . Note: Pr eset 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 s oftware processor in the DBC Bridge. There ar e times when only a few objects’ settings need to be c hanged 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 Event s 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 Sce nes.
Operation Manual DBC Network Bridge page 42 One Time Events In the E vents Schedule r window, click on the Edit button to the right of any Event number . The One-Tim e Event 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 Input Gate ..................... ............. ............ ............ ...........57 5.3.4 Auto 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 Cobr aNet tab, then click on the CobraNet Setup ta b. The Cobr aNet 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 (continued) Please refer to Figure 5.2. 7. IP Address The Internet Protocol address that is assigned by the system int egrator . 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 CobraN et Input window , click on the Co braNet tab, then cli ck 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) wit hin the DBC Network Bridge.
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 (continued) Please refer to Figure 5.8. 5. Add / Remo ve 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 Adv anced Form Firmware Features This section explains the advanced signal-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 Window 5.3.1 Input Path Starting from the Sign al 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 certai n level to pass and attenuat es 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 Inp ut controls: 1. Priority Assigns a relative priority to each 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 Grou p Controls Access the Automixing Group Controls (Figure 5.25) by pressing 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 Grou p Controls (continu ed) 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 the 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 5.3 0) by 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 the 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 the System Block Dia gram (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 indicato r is off, even though the unit is con- nected to a network. POSSIBLE REASON: • Unit is not receiving data. Check net- work addressing of all components. • Note: Data indicator fl ashes only 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 co mmunicate 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 unit is set up for Preset 32, Standard Cin- ema Setup, o nly four ic ons in each channel sho uld be lit.
DBC Network Bridge Operation Manual page 73 7 Specifications Audio Dynamic Ra nge > 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 Ma ins Universal AC input. Operates from 100 V AC 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 order . 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 based protocol that has t he ability to control and monitor IQ components over a common T CP/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 called an IP Router . The router acts as a Gateway to allow this communication to 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 eac h TCP/IQ component and can be used to establi sh the physical location of the unit.
DBC Network Bridge Operation Manual page 79 T oday , commonly available networking cards are 10/100Base-T capable, which allows them to be used on either 10BaseT or 100Base-T networks. Fast Ethernet distance li mita tions 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 qual ity units that rarely requi re 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 W arranty SUMMAR Y OF W ARRANTY Crown International, 1718 West Mi shawaka Road, Elkhart, Indiana 46517- 4095 U.
Operation Manual DBC Network Bridge page 82 11 W arranty (continued) WORLDWIDE EXCEPT USA & CANAD A SUMMAR Y OF W ARRANTY 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: ____ _____________ ______________ _____________ Seria.
Operation Manual DBC Network Bridge page 84.
An important point after buying a device Crown 137769-3 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Crown 137769-3 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Crown 137769-3 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Crown 137769-3 you will learn all the available features of the product, as well as information on its operation. The information that you get Crown 137769-3 will certainly help you make a decision on the purchase.
If you already are a holder of Crown 137769-3, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Crown 137769-3.
However, one of the most important roles played by the user manual is to help in solving problems with Crown 137769-3. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Crown 137769-3 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
