Crown IQ-USM 810, Reference Manual

Page 1: ...at 574 294 8000 This manual does not include all of the details of design production or variations of the equipment Nor does it cover every possible situation which may arise during installation oper...

Page 2: ...arranty period that the new Crown product is free of defects in materials and workmanship We further warrant the new Crown product regardless of the reason for failure except as excluded in this Warra...

Page 3: ...he provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet 10 Protect the power cord from being walked on or pinched particularly at plugs convenience...

Page 4: ...otection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructio...

Page 5: ...IQ USM 810 to the IQ System via the IQ Bus or directly to the host computer if the unit is to be used as the system interface or stand alone see Section 3 1 5 Turn off all amplifiers or other equipmen...

Page 6: ...Status Display 15 4 1 7 Audio Inputs 15 4 1 8 Input Selector 15 4 1 9 Audio Input Gain Control 15 4 1 10 Main Audio Outputs 15 4 1 11 AUX Audio Outputs 15 4 1 12 IQ Bus Input Output Connector 15 4 1...

Page 7: ...Control Port 23 4 6 1 Logic Digital Inputs DIN 1 8 23 4 6 2 Analog Inputs AIN 1 8 23 4 6 3 Digital Outputs 24 5 Technical Information 25 5 1 Technical Description 25 5 1 1 Audio 25 5 1 2 Control and...

Page 8: ...ons further process the signal with individually adjustable signal delay and filters along with an Ambient Leveler and a high perfor mance Output Limiter for system protection All of the IQ USM 810 pa...

Page 9: ...Page 9 IQ USM 810 IQ Digital Processor Digital Mixer IQ USM 810 Reference Manual Figure 2 1 IQ USM 810 Controls Connectors Indicators 2 Controls Connectors Indicators...

Page 10: ...Q Bus will not be used the IQ USM 810 will need to be connected to a host computer so the firmware inside the unit can be configured After wards if computer control is not required the host computer c...

Page 11: ...tact the Crown Techni cal Support Group see Section 7 for contact in formation 3 2 Connecting to the IQ Bus Step 2 The IQ Bus is a serial communication loop for transmiting IQ commands and data It pro...

Page 12: ...Output to RJ 45 Input Figure 3 8 RJ 45 Output to RJ 45 Input Figure 3 4 RJ 45 Output to Barrier Block Input 3 2 2 Connect the IQ USM 810 to the IQ System via the IQ Bus The IQ components in an IQ Bus...

Page 13: ...to control and or monitor the IQ USM 810 via the Control Port Figure 3 10 shows pin assignments for the Control Port See Section 6 2 for information on the operation of the Control Port and for examp...

Page 14: ...are used to adjust each parameter When the SEL button is released the user has two seconds to begin using the up or down arrow buttons before the display changes back to default When the param eter i...

Page 15: ...ing configuration and can be used for both input and output when a hub style IQ Bus wiring configu ration is implemented see Section 6 6 Drop out relays maintain loop integrity in the event power is r...

Page 16: ...match that of the computer running IQ for Windows software The clock is used as a time reference for the Events Scheduling feature Internal capacitor storage allows the clock to run for up to 45 days...

Page 17: ...orth 2nd order Bessel 3rd order Bessel 4th order Bessel and 4th order Linkwitz Riley Parametric Equalization Filter Description This filter boosts or cuts a relatively narrow frequency band like a ban...

Page 18: ...commonly used to com pensate for the natural high frequency roll off of constant directivity horns Passband Gain Sets the amount of boost or cut for the filter Control range is 24 dB to 24 dB in 1 2...

Page 19: ...d increments Delay each of the A B Processing Sections have an additional delay function Since the Input Gate sense is before the delay a delay at this point al lows the gate to act before the signal...

Page 20: ...Priority Ducking to attenuate the mic gain by 20 dB Con trol range is from 10 milliseconds to 10 seconds in 10 millisecond steps Release Time sets the time required for Priority Ducking to increase t...

Page 21: ...two separate A B pro cessing sections for a total of sixteen input signal processing paths The matrix mixer outputs are routed to the two Main outputs and eight Aux outputs The signal from either proc...

Page 22: ...xpansion Ratio determines how much the gain of the output channel will increase for every increase in the ambient signal level above the Threshold setting A 4 1 Expansion Ratio setting will raise the...

Page 23: ...led with normal or inverted logic Multi valued objects e g gains thresholds etc can be set to different settings for input transitions from low to high and high to low Bump Object s similar to Set Obj...

Page 24: ...be controlled manually configured to indicate the state of a binary object or configured to indicate whether a particular preset is loaded There is one indicator and six controls for each output Pin S...

Page 25: ...etrieve the audio from memory and do the required output processing The audio is then sent serially from the DSPs serial ports to the Output board The DSP processors have a 30 MHz clock while serial d...

Page 26: ...ch combination on these inputs The inputs are current driven and will accept any DC volt age to 25VDC Figure 5 1 IQ USM 810 Circuit Block Diagram Analog Inputs Any fader in the unit can be controlled...

Page 27: ...C to 240VAC 35VA nominal Protection if communication is lost the unit will con tinue to function with the last commands received RS232 Data Communication Baud Rate Selectable to 19 2 K 38 4 K 57 6 K o...

Page 28: ...Page 28 IQ USM 810 IQ Digital Processor Digital Mixer IQ USM 810 Reference Manual Figure 5 2 IQ USM 810 Signal Flow Block Diagram...

Page 29: ...Page 29 IQ USM 810 IQ Digital Processor Digital Mixer IQ USM 810 Reference Manual...

Page 30: ...el of the input source Setting the source signal level to approximately 0 dBu will provide 20 dBu of headroom in the input preamp Some recommended settings are given in Figure 6 2 Balanced sources sho...

Page 31: ...o both negative and ground input terminals Output Figure 6 4 Unbalanced Audio Input Wiring 6 1 2 Output Three terminal removable barrier block connectors are provided for audio output Figure 6 5 Both...

Page 32: ...objects within the unit and are assignable to any combination of mute controls Pins 30 through 37 function as analog inputs and are assignable to any combination of fader controls Figure 6 8 shows pin...

Page 33: ...ed space Another possible use for the Logic Input Control Mode is to sense switch closures along the path of a ride in a theme park to signal the ride s location and change to different presets accord...

Page 34: ...data signal However in most cases interference is not a problem and since unshielded wire has lower capacitance it is a better choice for typical appli cations Minimize the total capacitance of a IQ...

Page 35: ...loop are connected at a central patch panel see Figure 6 11 Typically RJ 45 style patch panels are implemented and allow the use of off the shelf pass Separate shielded pairs may be required for long...

Page 36: ...rangements are required 7 1 1 Factory Service Shipping Instructions 1 Before sending a Crown product to the factory for service first call the Crown Service Depart ment for a return authorization RA n...

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Page 38: ...amily Standard for Audio Video Audio Visual and Entertainment Lighting Control Apparatus for Professional Use Part 2 Immunity EN 61000 4 2 1995 Electrostatic Discharge Immunity Environment E2 Criteria...

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