Instruction/ maintenance manual of the product IQ P.I.P.-DSP Crown Audio
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103291-2 9/99 Printed on recycled paper. ©1999 by Crown International, Inc., P.O. Box 1000, Elkhart, Indiana 46515-1000 U.S.A. Telephone: 219- 294-8000.
Page 2 IQ–P .I.P . –DSP Programmable Input Processor with DSP for IQ Systems Reference Manual WORLDWIDE SUMMARY OF WARRANTY The Crown Audio Division of Crown International, Inc.
Page 3 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual Impor tant Saf ety Instr uctions 1) Read these instructions. 2) Keep these instructions. 3) Heed all warnings. 4) Follow all instructions. 5) Do not use this apparatus near water .
Page 4 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 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.
Page 5 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual Quick Install Procedure This procedure is provided for those who are already familiar with Crown’s IQ System and who would like to install the IQ–P.
Page 6 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual ILLUSTRA TIONS 1.1 IQ–P .I.P .–DSP ...............................................................................................................
Page 7 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 1.1 Unpacking The unit is shipped in a protective antistatic bag. CAUTION: STATIC ELECTRICITY MAY DAMAGE THE UNIT. Use caution when handling the unit.
Page 8 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual Fig. 2.1 The IQ–P .I.P .–DSP Facilities Front View Bottom View P. I . P. - DSP PUSH PUSH DSPI CH-2 CH-1 EXT . POWER INP UT 24 VDC / 400 mA TIP = RING = IN OUT CROWN BUS AUDIO OUT 3 21 GND CH-2 CH-1 AUDIO IN DSP#.
Page 9 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual D. Reset Switch A multifunction reset switch is provided to restore the IQ–P.I.P.–DSP to a prior state. It can be depressed with a straightened paper clip through the small hole in the P.
Page 10 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 3 Installation Before beginning, please car efully note: CAUTION: ST A TIC ELECTRICITY MA Y DAMAGE THE IQ – P .I.P . – DSP MODULE. Use caution when handling the unit.
Page 11 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual settings for all 250 addresses. 2. Set the jumpers JP4 and JP5.
Page 12 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual Fig. 3.6 Amplifier Scale Factor V alues and Output Signal Pad Settings 57 45 40 30 27 44 39 30 30 .
Page 13 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 1 Input ( – ) 2 Input (+) 3 GND 4 Not used 5 Not used IQ Component Input 2 5 3 4 1 Optional Shield GND 1 Output (+) 2 Not used 3 Not used 4 IQ – P.
Page 14 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 3 . 7 A Closer Look at Audio Signal Wiring Balanced 3-pin female XLR connectors are pr ovided for audio input connection. The audio cables should be wired in one of the following manners: plifier (if provided).
Page 15 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 4 Operation With an IQ–P.I.P.–DSP module, your Crown amplifier can be monitored and controlled from a remote location through the use of an IQ System .
Page 16 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 4.8 Polarity Inverter The polarity of the input signal of each channel can be independently inverted by the IQ System . 4.9 Input Signal Attenuator An attenuator is available at the input of each channel to control the input signal level.
Page 17 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual output limiters are controlled by the IQ System and has five parameters: Output Limiter: Turns this function on/off. Threshold: Sets the threshold, in dB, above which the limiter acts.
Page 18 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual level would indicate a sudden decrease in the load impedance—such as a shorted speaker cable or shorted loudspeaker. There are two parameters which control this feature: ODEP Short Detect: Turns this function on/off.
Page 19 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual filter is commonly used to feed the high frequency portion of an audio signal to horns or tweeters. It can be combined with a low-pass crossover filter to create a band-pass crossover filter for driving mid-range drivers.
Page 20 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 4.21 Memory Backup A memory backup feature is provided which can be disabled, if desired.
Page 21 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 5 T echnical Information The purpose of the IQ–P.I.P. –DSP is to provide extensive signal processing capabilities and to enable an IQ System to control and monitor a P.
Page 22 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 5.2.3 DSPI Control The DSPI LED flashes whenever a valid IQ command has been received and can be forced to stay on to facilitate diagnosis of Crown Bus wiring problems.
Page 23 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 6 Specifications General Internal Controls: An 8-segment DIP switch sets the IQ address (decimal range: 1–250). Note: If address “0” is selected, the IQ–P.
Page 24 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 7 IQ Address T ables This section contains lookup tables for every valid IQ ad- dress. The valid addresses are 1 to 250. Remember that address “0” (zero) will put the IQ–P.
Page 25 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual Fig. 7.2 IQ Address Switch (SW1) Settings from 126 to 250 OFF ON OFF ON OFF ON OFF ON OFF ON OFF O.
Page 26 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual 8 Ser vice This unit has very sophisticated circuitry which should only be serviced by a fully trained technician. 8.1 Worldwide Service Service may be obtained from an authorized service center.
Page 27 IQ – P .I.P . – DSP Programmable Input Processor with DSP for IQ Systems Reference Manual Detach and send with unit. Crown Factory Ser vice Information Shipping Address: Crown International, Inc., Factory Service, Plant 2 SW, 1718 W. Mishawaka Rd.
An important point after buying a device Crown Audio IQ P.I.P.-DSP (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 Audio IQ P.I.P.-DSP 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 Audio IQ P.I.P.-DSP - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Crown Audio IQ P.I.P.-DSP you will learn all the available features of the product, as well as information on its operation. The information that you get Crown Audio IQ P.I.P.-DSP will certainly help you make a decision on the purchase.
If you already are a holder of Crown Audio IQ P.I.P.-DSP, 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 Audio IQ P.I.P.-DSP.
However, one of the most important roles played by the user manual is to help in solving problems with Crown Audio IQ P.I.P.-DSP. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Crown Audio IQ P.I.P.-DSP 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
