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Manuel d’utilisation QSC Audio DSP-4

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Summary
  • QSC Audio DSP-4 - page 1

    TD-000103- 00 rev .C DSP-4 Digital Signal Processor Amplifer Accessory Hardware Manual *TD-000103-00* ...

  • QSC Audio DSP-4 - page 2

    2 IMPORTANT SAFETY PRECAUTIONS & EXPLANATION OF SYMBOLS The lightning flash with arrowhead symbol within an equilateral triangle is int ended to alert the user to the presence of uninsulated “dan gerous” voltage within the p roduct’ s enclosure that may be of sufficien t mag- nitude to constitut e a risk of electric shock to humans. The e ...

  • QSC Audio DSP-4 - page 3

    3 Introduction The DSP-4 is a digital signal processor ( DSP ) accessory for audio power amplifiers. It is designed to reduc e the need for external signal processing while increasing overall system reliability through distributed intelligence. It is intended pri- marily for QSC’ s CX, DCA, and Powerlight2 series amplifiers and mounts directly to ...

  • QSC Audio DSP-4 - page 4

    4 Connector and Indi cator Descriptions Chassis Lance : Use this lance to secure accessory power cord (if used) with a wire tie. CH 1 OUTPUT , CH 2 OUTPUT : pseudo-balanced male XLR’ s. These outputs provide post-DSP (processed) signal from the DSP-4 for downstream devices (amplifiers, mon- itoring busses, daisy-chaining the processed signal to a ...

  • QSC Audio DSP-4 - page 5

    5 Introduction - Funct ions and Features The full set of features is available on QSC DataPort equipped am plifiers connected to the DSP module via the DataPort connecto r (direct-connect or remote-mount with DPX-2 cable). “V2” DataPor ts and non-QSC amplifiers do not support Output Power Limiting. “V2” DataPort amplifie rs and non-QSC ampl ...

  • QSC Audio DSP-4 - page 6

    6 Introduction- Block Diagram Input Stage- Inputs are electronically balanced and RF filtered. The input s ensiti vity is software-selectable and any large signals are prevented from destroying the A-to-D by a diode. Output Stage- The output is buffered and then filtered to remove high-frequency sampling artifacts. Output sensitivity is software- s ...

  • QSC Audio DSP-4 - page 7

    7 Installation- Unpacking It is recommended that you keep the original packing material for reuse in the rare event that service be required for your DSP -4. If ser- vice is required, and the original packing material is not available, insure that the DSP -4 is adequately protected for shipmen t (strong box of appropriate size , sufficient packing ...

  • QSC Audio DSP-4 - page 8

    8 Software Instal lation (continued) 5. Using the main menu bar at the top of the window , choose the “Help” item and read the software help section. The Help syste m includes the most up-to-date information for “paperle ss” re ference. Also, visit QSC on the internet at http://www.qscaudio.com for DSP-4 updates. 6. IMPORT ANT! The DSP-4 is ...

  • QSC Audio DSP-4 - page 9

    9 Remote mounting (4-ch., 8- ch., Powerlight & non QSC amp’ s) The DSP-4 module requ ires “remote” mounting when u sed with the 4- and 8-ch annel CX, 4-channel DCA, Powerlight, and non-QSC amplifiers. If you have an amplifier that requires “remote” mounting, you need to: 1- Obtain the Accessory Remote Mounting Bracket. 2- Attach the r ...

  • QSC Audio DSP-4 - page 10

    10 DataPort Connections When using the DSP-4 module with QSC’ s amplifier network moni tors, the audio input to the module can be delivered through the DataPort along with amplifier control and monitoring signals. Thi s is the normal application of the DataPort. Connec tion from t he mod- ule to the amplifier network monitor is made using a DPC-X ...

  • QSC Audio DSP-4 - page 11

    11 If making your own cables, please refer t o the Appendix for p roper pinout of the XLR con- nectors. Pinouts are provided for balanced and unbalanced conf ig- urations. Outputs- The DSP-4’ s post-processor audio is output to the rear -panel DataPort AND the XLR output connectors. The outputs are elec- tronically balanced with an impedance of 6 ...

  • QSC Audio DSP-4 - page 12

    12 T o connect the DPX-1 to the DSP-4 module, plug the DPX-1 power con- necter into the DSP-4’ s External Power jack. Then plug the DPX-1 into the AC outlet. After the DSP-4 module has been powered up, the amplifier may be turned on. Connection to an im proper voltage source can cause immediat e damage to the DSP-4! QSC offers the DPX-1 accessory ...

  • QSC Audio DSP-4 - page 13

    13 Daisy Chaining Daisy chaining the DSP-4 o utputs to additional ampl ifiers: The DSP-4 has two XLR audio outputs, one for each channel. Thes e outputs may be used for daisy-chaining the post-DSP signal to other amplifiers or for monitoring purposes. The XLR outputs may be used for daisy-chaining even when the DataPorts are used for inpu t/out- pu ...

  • QSC Audio DSP-4 - page 14

    14 USE- General Guidelines fo r Freely Configurable DSP The DSP-4 is configured (programmed) by using the included Signal Manager software. The software must be installed on your PC a nd the PC must be connected to the DSP-4 using a 9-pin serial cable and an available COM port. Once programmed, the module can operate with- out any connection to the ...

  • QSC Audio DSP-4 - page 15

    15 Special Information About Saving DSP-4 Configurations (continued) Answering YES will open the Browse window . Once a configuration is selected, it is displayed on the screen, but not applied to the DSP-4. Answering NO will merely display a blank workspace to the screen with no configuration l oaded. At this point, what is dis- played is NOT what ...

  • QSC Audio DSP-4 - page 16

    16 SPECIFICA TIONS- Audio converters Resolution and Sampling Rate 24-bit resolution, 48 kHz sampling rate Frequency response at 3 dB below full scale i nput voltage 20 Hz–10 kHz ±0.3 dB (XLR outputs) 20 Hz–20 kHz ±0.7 dB (XLR outputs) 20 Hz–20 kHz±0.2 dB (DataPort outputs) Distortion <0.01% typical THD+N @ +4 dBu out, 20 Hz–20 kHz Del ...

  • QSC Audio DSP-4 - page 17

    17 SPECIFICA TIONS- Power Amplifier Connectivity Compatibility all professional audio power amplifiers Full Feature Set all QSC DataPort-connected amplifiers (“V2” DataPort reduced s et) Features Supported by QSC DataPort Amps channel CLIP sensing, PROTECT status, active Power Limiting DataPort Connector & Cable (if using) proprietary pinou ...

  • QSC Audio DSP-4 - page 18

    18 Architect’ s and Engineer’ s Specifications The Digital Signal Processor (DSP) shall provide two independent channels of DSP for signal delivery to QSC DataPort equipped p ower amplifiers. The processing shall be distributed with the DSP m odule mounted directly to the rear of the power amplifiers. Output Power Limite r— For each audio cha ...

  • QSC Audio DSP-4 - page 19

    19 APPENDIX- DataPort Pinout NOTE! This information is sh own for reference only and i s subject to change wi thout notice as the Data Port feature is spe- cific to QSC products and no t intended for interfac e to other manufact urer’ s equipment. NOTE! Powerlight 6.0 a nd Powerlight 9.0 amplifiers re quire that pin #9 be removed from the remote ...

  • QSC Audio DSP-4 - page 20

    20 APPENDIX- Balanced connectio n is recommended for all inpu ts. The XLR inputs on the DSP-4 are electronically balanced. Balanced input cables are recommended to minimize noise pick up and prevent ground loops. If constructing your own cables, refer to the pinout, above, for proper connector wiring. Unbalanced inputs ca n be used if required . If ...

  • QSC Audio DSP-4 - page 21

    21 APPLICA TION INFORMA TION As design improvements are continuous , the following information is subject to change. Contact QSC for current information. QSC’ s DSP-4 Module has been designed to attach directly to the Da taPort connector of QSC’ s CX, DCA, and Powerlight 2 series amp lifi- ers. When attached to CX, DCA, and Powerlight 2 amps ma ...

  • QSC Audio DSP-4 - page 22

    22 NOTES- ...

  • QSC Audio DSP-4 - page 23

    23 NOTES- ...

  • QSC Audio DSP-4 - page 24

    QSC Audio Products, Inc. 1675 MacArthur Boulevard Costa Mesa, California 92626 USA ©2002, 2004 “QSC” and the QSC logo are registered with the U.S. Patent and T rademark Office. How to Contact QSC Audio Products Mailing address: QSC Audio Products, Inc. 1675 MacArthur Boulevard Costa Mesa, CA 92626-1468 USA T elephone Numbers: Main Number (714) ...

Fabricant QSC Audio Catégorie Power Supply

Les documents que nous recevons du fabricant de l'appareilQSC Audio DSP-4 peuvent être divisés en plusieurs groupes. Ceux-ci sont, entre autres:
- dessins techniques QSC Audio
- manuels d’utilisations DSP-4
- fiches produit QSC Audio
- dépliants
- ou étiquettes-énergie QSC Audio DSP-4
Tous sont importants, mais les informations les plus importantes du point de vue de l'utilisation de l'appareil se trouvent dans le manuel d’utilisation QSC Audio DSP-4.

Un groupe de documents appelé manuels d’utilisation est également divisé en types plus spécifiques, tels que: Manuels d’installation QSC Audio DSP-4, manuels d’entretien, brefs manuels ou manuels de l’utilisateur QSC Audio DSP-4. Selon vos besoins, vous devriez chercher le document dont vous avez besoin. Sur notre site, vous pouvez voir le manuel le plus populaire d’utilisation du produit QSC Audio DSP-4.

Manuels d’utilsiation similaires

Manuel d’utilisation complet de l’appareil QSC Audio DSP-4, quelle devrait-elle être?
Le manuel d’utilisation, également appelé le mode d’emploi, ou tout simplement le manuel, est un document technique destiné à aider à utiliser QSC Audio DSP-4 par les utilisateurs. Des manuels sont généralement écrits par un rédacteur technique, mais dans un langage accessible à tous les utilisateurs QSC Audio DSP-4.

Le manuel d’utilisation complet QSC Audio, devrait inclure plusieurs éléments de base. Certains d'entre eux sont moins importants, tels que: la couverture / page de titre ou pages d'auteur. Cependant, la partie restante, devrait nous fournir des informations importantes du point de vue de l'utilisateur.

1. Introduction et des conseils sur la façon d'utiliser le manuel QSC Audio DSP-4 - Au début de chaque manuel, nous devrions trouver des indices sur la façon d'utiliser le document. Il doit contenir des informations sur l'emplacement de la table des matières QSC Audio DSP-4, FAQ ou des problèmes les plus fréquents - les points qui sont les plus souvent recherchés par les utilisateurs de chaque manuel
2. Table des matières - index de tous les conseils pour lQSC Audio DSP-4 qui peuvent être trouvés dans le document courant
3. Conseils sur la façon d'utiliser les fonctions de base de l’appareil QSC Audio DSP-4 - qui devraient nous aider dans les premières étapes lors de l'utilisation QSC Audio DSP-4
4. Troubleshooting - séquence systématique des activités qui nous aideront à diagnostiquer et ensuite résoudre les principaux problèmes de QSC Audio DSP-4
5. FAQ - questions fréquemment posées
6. Détails du contact Informations sur l'endroit où chercher le contact avec le fabricant / service QSC Audio DSP-4 dans un pays donné, si le problème ne peut être résolu par nous-mêmes.

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