Manuale d’uso / di manutenzione del prodotto IQ P.I.P.-DSP del fabbricante 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.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Crown Audio IQ P.I.P.-DSP è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Crown Audio IQ P.I.P.-DSP - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Crown Audio IQ P.I.P.-DSP imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Crown Audio IQ P.I.P.-DSP ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Crown Audio IQ P.I.P.-DSP, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Crown Audio IQ P.I.P.-DSP.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Crown Audio IQ P.I.P.-DSP. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Crown Audio IQ P.I.P.-DSP insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
