Crown 137769-3 - Manual

DBC Network Bridge Operation Manual page 5 Table 1 Table 2 Getting Started With the DBC Network Bridge 13 25 1 14 13 25 1 14 DBC DB25F DIGITAL AES/EBU PINOUTS DBC DB25F ANALOG PINOUTS PIN FUNCTION PIN FUNCTION 1 N/C 14 GND 2 N/C 15 AES1 (L/R)– 3 N/C 16 AES3 (Ls/Rs)– 4 N/C 17 N/C 5 N/C 18 GND 6 N/C 1...

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. If your computer uses a network for other applications, please check with your Inf...

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 Internal Properties Window 1C. We recommend that you uncheck “Obtain an IP address automatically”, and check “Use the following address.” If you decide to set...

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 126.126.0.3 126.126.0.4 126.126.0.5 126.126.0.6 126.126.0.7 126.126.0.8 126.126...

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 Selecting IQ Systems > IQwic > TCPIQ Utility 2A. The master computer should discover the TCP/IQ products (Figure 1.8)....

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. An icon of the DBC Net- work Bridge appears in the...

Operation Manual DBC Network Bridge page 12 If there are problems, please re-read Section 1.2.3 on addressing rules. Also read Chapter 6, Troubleshooting. 8. The processing functions appear. Click on the Unit Presets tab at the top. The Unit Presets window appears (Figure 1.14). 9. At the bottom rig...

DBC Network Bridge Operation Manual page 13 Important Safety Instructions ........................................................... 2 Declaration of Conformity ................................................................. 3 1 Getting Started with the DBC Network Bridge .................... 4 1...

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 multiple channels of digital audio over standard fast Ethernet hardware and cabling for use in traditional, e-cinema and d-cinema applications. The ...

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Operation Manual DBC Network Bridge page 16 3.1 Unpack and Install Your DBC Network Bridge Please unpack and inspect your product for any damage that may have occurred during transit. If damage is found, notify the transportation company immediately. Only you can initiate a claim for shipping damage...

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...

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). This prevents un...

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. Connect the DBC Network Bridge to the Cob...

Operation Manual DBC Network Bridge page 20 4 Operation 4.1 Front Panel Controls and Indicators A. LCD Display LCD digital display shows information about the currently selected IQ address, inputs, presets, scenes, and firmware information. B. Input Display An eight-segment LED display matrix shows ...

DBC Network Bridge Operation Manual page 21 4 Operation Figure 4.2 Back Panel Controls and Connectors 4.2 Back Panel 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 t...

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 Network Bridge. Settings made on the LCD screen are duplicated in IQwic so...

DBC Network Bridge Operation Manual page 23 4.3.2 Operation Examples Operation Example 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/Select . Operation Example 2 How to select t...

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 4.5) is at the left of the screen. Its features are described below. 1. Output Level Meters Audio level meters are provide...

Operation Manual DBC Network Bridge page 26 4.6 General Tab 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. 1. Real Time Clock The onboard Real Time Cl...

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. 4.7.1 Signal Path Tab, Cinema Surround Form Click on the Signal Path tab and the Cinema Surround b...

Operation Manual DBC Network Bridge page 28 4.7.2 Input Compressor To open the Input Compressor window (Figure 4.8), select its icon (shown above) in any channel in the Signal Path window. The input compressor provides a means for controlling the dynamic range of input signals. It is a feed-forward ...

DBC Network Bridge Operation Manual page 29 4.7.3 Input Delay To open the Input Delay window (Figure 4.9), select its icon (shown above) in any channel in the Signal Path window. Signal Delay can be set for each output channel. This delay is especially useful in loudspeaker array alignment, where th...

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 To 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. 2. Add Button Click this to add a fil...

DBC Network Bridge Operation Manual page 31 EQ Filters (continued) Please refer to Figure 4.11. 9. Frequency Select Field Another way to select the center frequency of an active filter is to enter its value here, either by typing or by pressing the arrow buttons. 10. Frequency Slider This is another...

Operation Manual DBC Network Bridge page 32 4.7.5 All Outputs Volume Controls To 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. The master...

DBC Network Bridge Operation Manual page 33 4.7.6 Signal Generator Click on the Signal Generator tab to open the Signal Generator 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. F...

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 t...

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 Output window (Figure 4.14). The DBC Network Bridge’s eight CobraNet Outputs can be assigned to be transmitted on Slots in one of four Cob...

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 to reconfigure itself with a single command. Thirty-two 'Presets' can be stored and recalled via a variety of means including the ...

Operation Manual DBC Network Bridge page 38 4 Operation 4.7.11 Preset Editor To open the Preset Editor window (Figure 4.17), start In the Unit Presets window, right-click on a preset number, and select Edit Presets . Note: Preset 32, Standard Cinema, cannot be edited. 1. Preset Name The name of the ...

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 processor 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 To open the Scene Editor window (Figure 4.19), click on the Edit button for any channel in the Scene window. 1. Scene Select the Scene to be edited in the ‘Scene’ box at top, or clic...

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 triggered at particular times. The DBC Network Bridge has an internal real time clock that can be used to set up a sched...

Operation Manual DBC Network Bridge page 42 One Time Events In the Events Scheduler window, click on the Edit button to the right of any Event number. The One-Time 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 choos...

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. 4.8.1 Input Level Meter...

Operation Manual DBC Network Bridge page 44 5 Advanced Operation 5.3.3 Input Gate .....................................................................57 5.3.4 Auto Leveler .................................................................58 5.3.5 Automixer ..............................................

DBC Network Bridge Operation Manual page 45 5.2 Advanced Functions 5.2.1 CobraNet: Setup To open the CobraNet Setup window, click on the CobraNet 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 ...

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 integrator. Used as a standard part of Ethernet networking transmission protocols and works much like a zip/postal code for t...

DBC Network Bridge Operation Manual page 47 5.2.2 CobraNet: Input To access the CobraNet Input window, click on the CobraNet tab, then click on the CobraNet Input tab. The CobraNet Input window will open (Figure 5.3). The DBC Network Bridge can accept three Bundles from the CobraNetnetwork and route...

Operation Manual DBC Network Bridge page 48 5.2.4 Control Port The Control Port provides a means for external monitoring and control of ‘objects’ (software processors) within the DBC Network Bridge. It can be used to turn peripherals on and off, send signals to other system components, receive digit...

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 sensing contact closure (Figure 5.6). They switch at approximately +1 VDC. They ca...

Operation Manual DBC Network Bridge page 50 Control Port Assignment Dialog (continued) Please refer to Figure 5.8. 5. Add / Remove Buttons Once the desired object has been found in the Controls List (4), highlight it and press the Add button (5). The object will appear in the Object List (6) at the ...

DBC Network Bridge Operation Manual page 51 Control Port: Condition Logic Setup Window To 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 combinations of pin states. Up to eight inpu...

Operation Manual DBC Network Bridge page 52 Control Port Window: Digital Outputs Section In the Control Port window, find the Digital Outputs section (Figure 5.10). There are eight digital outputs. Each output may be controlled manually, config-ured to indicate the state of a binary object or, confi...

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. It has a status indicator and level meter for each input channel. The Control Port analog inputs allow a 0 to +10 VDC signal to ...

Operation Manual DBC Network Bridge page 54 5.3 Advanced 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 5.16). Its functions are l...

DBC Network Bridge Operation Manual page 55 5 Advanced Operation Figure 5.17 Input Path Window 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-select button or the Input Path icon (shown above) f...

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 sig...

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 allows signals above a certain level to pass and attenuates lower level signals. When 'op...

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 var...

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. Additionally, a maximum number of equal-priority open microphones may be specified. Each input can b...

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 individual Input controls: 1. Priority Assigns a relative priority to each channel. Control ran...

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. There are three main auto-mix ...

Operation Manual DBC Network Bridge page 62 Automixing Group 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. Priority Mix Enable Turns Ducking Prio...

DBC Network Bridge Operation Manual page 63 Automixing Group Controls (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 the room. The ambient level is computed as the wei...

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 channel mutes and solos. From here, indi-vidual channels ...

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 5.28) by clicking on its icon (shown above). In addition to the output of each of the sixteen Input Processing ...

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) by clicking on its icon (shown above). The Ambient Leveler expands the output channel gain to compensate for a sensed ambient level. The ambie...

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. It is espe-cially valuable for the prot...

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 5.32). Figure 5.32 Outputs Window

DBC Network Bridge Operation Manual page 69 5.4 Technical Description Following is a technical description of the operation of the DBC Network Bridge. Please refer to the System Block Diagram (Figure 4.24). Audio Input Section Each audio input signal first passes through a balanced filter designed t...

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. Check net- work addressing of all components. • Note: Data indicator flashes only when the amplifier is polled for data, or is...

Operation Manual DBC Network Bridge page 72 6 Troubleshooting 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, only four icons in each channel should be lit. These icon...

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 ± 0.5 dB, 20 Hz-20 kHz Total Harmonic Distortion < 0.05% THD+N (1 kHz, 0 dBu) Common Mode Rejection 50 dB at 60 Hz (typical) C...

Operation Manual DBC Network Bridge page 74 7 Specifications Power Required AC Mains 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. (48.3 cm) W x 1.75 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, network switching equipment, and other computers or...

Operation Manual DBC Network Bridge page 76 8.2 TCP/IQ Network Basics TCP/IQ Tis a network based protocol that has the ability to control and monitor IQ components over a common TCP/IP network. For IQ com-ponents that have CobraNet capability, TCP/IQ has the ability to control and monitor these IQ c...

DBC Network Bridge Operation Manual page 77 Figure 8.2 Multiple Network Communication Via an IP Router Communications between networks is allowed, 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. Any data tra...

Operation Manual DBC Network Bridge page 78 Figure 8.3 Star Network Topology Figure 8.4 Multi-Star Topology The MAC address does uniquely identify each TCP/IQ component and can be used to establish the physical location of the unit. The binding of the MAC address to the IQ address through the use of...

DBC Network Bridge Operation Manual page 79 Today, 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 limitations apply to CobraNet installations: 100 meters over Cat-5 copper cable, 2 kilometers ...

Operation Manual DBC Network Bridge page 80 Crown amplifiers are quality units that rarely require ser-vicing. Before returning your unit for service, please con-tact Crown Technical Support to verify the need for servicing. This unit has very sophisticated circuitry which should only be serviced by...

DBC Network Bridge Operation Manual page 81 10 Warranty SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4095 U.S.A. warrants to you, the ORIGINAL PURCHASER and ANY SUB-SEQUENT OWNER of each NEW Crown product, for a period of three (3) years from the date of ...

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 46517-4095 U.S.A. warrants to you, the ORIGINAL PURCHASER and ANY SUB-SEQUENT OWNER of each NEW Crown1 product, fo...

DBC Network Bridge Operation Manual page 83 PLEASE PRINT CLEARLY SRA #: __________________(If sending product to Crown factory service.) Model: ____________________________________________ Serial Number: _____________________ Purchase Date: _____________ PRODUCT RETURN INFORMATION Individual or Busi...