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Crown Audio Division Technical Support Group

Plant 2 SW, 1718 W. Mishawaka Rd., Elkhart, Indiana 46517 U.S.A.

Phone: 

800-342-6939

 (North America, Puerto Rico and Virgin Islands) or 219-294-8200

Fax: 219-294-8301   Fax Back (North America only): 800-294-4094 or 219-293-9200

Fax Back (International): 219-294-8100  Internet: http://www.crownaudio.com

The information furnished in 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, operation or
maintenance.  If you need special assistance beyond the scope of this manual, please contact our Technical
Support Group.

WARNING

TO REDUCE THE RISK OF ELECTRIC

SHOCK, DO NOT EXPOSE THIS

EQUIPMENT TO RAIN OR MOISTURE!

FCC Class A Compliance

This equipment has been tested and found to comply with the limits for Class A
Digital Device, pursuant to Part 15 of the FCC rules.  These limits are designed to
provide reasonable protection against harmful interference when the equipment is
operated in a commercial environment.  This equipment generates, uses and can ra
diate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications.  Op-
eration of this equipment in a residential area is likely to cause harmful interference
in which case the user will be required to correct the interference at his own expense.

The user is cautioned that any changes or modifications not expressly approved by
the party responsible for compliance could void the user’s authority to operate the
equipment.

Note: For a system to comply with FCC rules, all components in the system must be
in compliance.  Please consult the instruction manuals of all components in an IQ
System for FCC compliance.

Exclamation Mark Symbol:

This symbol is used to alert the user to refer to the instruction
manual for important operating or maintenance instructions.

PLEASE NOTE

The following universal symbols may appear on your product and/or in various
sections of this manual. Wherever they appear, they are to be interpreted as follows:

Lightning Bolt Symbol:

This symbol is used to alert the user to the presence of dangerous
voltages and the possible risk of electric shock.

Summary of Contents for IQ-INT II

Page 1: ... 219 294 8000 The IQ INT II is produced by the Professional Audio Unit of Crown International Inc Trademark Notice PIPTM is a trademark and Crown Amcron and IQ System are registered trademarks of Crown Inter national Inc Other trademarks are the property of their respective owners Printed on recycled paper 101937 3 9 99 ENABLE ...

Page 2: ...MEDIES OF PURCHASER THIS CROWN WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE No action to enforce this Crown Warranty shall be commenced later than ninety 90 days after expiration of the warranty period THIS STATEMENT OF WARRANTY SUPERSEDES ANY OTHERS CONTAINED IN THIS MANUAL FOR CROWN PRODUCTS 9 90 WORLDWIDE SUMMARY OF WARRANTY The Crown Au...

Page 3: ...rated in a commercial environment This equipment generates uses and can ra diate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Op eration of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own...

Page 4: ...ce Service ___________________________________________ ___________________________________________ ___________________________________________ ___________________________________________ ___________________________________________ 13 13 13 13 13 6 1 Worldwide Service ________________________________ 13 6 2 North American Service ____________________________ 13 6 2 1 Service at a North American Ser...

Page 5: ...N connector is provided for input connection to each of eight separate Crown Bus loops A mating Switchcraft 502 series connector can be ordered from Crown part C 7776 5 Pin 1 is negative pin 2 is positive and pin 3 is ground Pins 4 and 5 are not used Note If shielded twisted pair wire is used for the Crown Bus the shield should be connected only to pin 3 of the input connector D Crown Bus Output C...

Page 6: ... CROWN BUS LOOP 2 RS232 RS422 ENABLE POW ER ODEP IOC SPI ENABLE CH1 CH2 OFF POW ER ODEP IOC SPI ENABLE CH1 CH2 OFF POW ER ODEP IOC SPI ENABLE CH1 CH2 OFF POW ER ODEP IOC SPI ENABLE CH1 CH2 OFF POW ER ODEP IOC SPI ENABLE CH1 CH2 OFF POW ER ODEP IOC SPI ENABLE CH1 CH2 OFF Single Loop Advantages The IQ INT II can send and receive data slightly faster using a single loop Real time levels can be displa...

Page 7: ...ll be added to the audio lines Use only the signal lines which normally connect to pins 2 and 3 of the XLR s Note Because typical mic cables have higher capacitance the maximum possible Crown Bus loop will be shorter than low capacitance twisted pair wire Outside RF interference is seldom a problem for a Crown Bus loop especially if shielded twisted pair wire is used However there are extreme situ...

Page 8: ...ach Crown Bus loop are connected in succession Each loop begins and ends with the IQ INT II The output of the interface connects to the input of the first unit then each unit s output is connected to the next unit s input until the loop returns to the interface This is shown in Figure 3 7 AMPLIFIERS WITH IQ PIP MODULES IQ PROCESSOR MIXER IQ INT II CROWN BUS POWER IN 1 OUT IN 2 OUT IN 3 OUT IN 4 OU...

Page 9: ...horter distance than RS422 Contact the Crown Technical Support Group if you want to use RS423 and need more information The following illustrations show how to connect the IQ INT II to the most common host serial ports Not used ReceiveData RXD Transmit Data TXD Signal Ground GND Request to Send RTS Clear to Send CTS 2 3 5 7 8 2 3 5 7 8 Transmit Data TXD Receive Data RXD Signal Ground GND Clear to ...

Page 10: ...mmunication parameters of the host computer are set using the IQ software Please refer to your IQ software manual for details Here are some important guidelines when configuring serial communication Use these communication parameters for the interface and the host computer The IQ INT II should be set at one baud rate below the host computer refer to your IQ software manual Stop bits data bits and ...

Page 11: ... 5 volts The interface is equipped with an auto reset feature The microprocessor generates an auto reset signal that can be used as a reliable power on reset and an automatic warm reset in case control is lost due to noise or other anomalies The baud rate for communication with the host computer is determined by the baud rate generator which is controlled by an 8 segment DIP switch SW1 Other seria...

Page 12: ... W Finish Black powder coated steel chassis and front panel Dimensions 19 inch 48 3 cm standard rack mount width EIA RS 310 B 1 75 inch 4 4 cm height and 6 5 inch 16 5 cm depth Weight 6 lbs 4 oz 2 91 kg Crown Bus Data Communication Protection The auto reset feature is controlled by the microprocessor Optically coupled 20 milliamp current loop receivers provide ground isolation Data Rate 38 4 K bau...

Page 13: ... the defective unit to the Crown factory For warranty service we will pay for ground shipping both ways in the United States Contact Crown Factory Service or Technical Support to obtain prepaid ship ping labels prior to sending the unit Or if you prefer you may prepay the cost of shipping and Crown will reimburse you Send copies of the shipping receipts to Crown to receive reimbursement Factory Se...

Page 14: ...______________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ _____________...

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