Manuel d’utilisation QSC Audio DSP-30

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Summary
  • QSC Audio DSP-30 - page 1

    1 DSP-30 2.2 XLR Rack-mount, 2 Channel Digital Signal Processor *TD-000097-00* TD-000097-00 Rev .B Hardware Manual ...

  • QSC Audio DSP-30 - page 2

    2 EXPLANATION OF GRAPHICAL SYMBOLS The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsu- lated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to humans. The exclamation point within an eq ...

  • QSC Audio DSP-30 - page 3

    3 T able of Contents INTRODUCTION Product Overview ..................................................................4 Front and Rear Panel Illustrations and Dimensions.................4 INST ALLA TION Unpacking..................................................................................................6 What is Included....................... ...

  • QSC Audio DSP-30 - page 4

    4 Introduction: Overview and Illustrations The DSP-30 and Signal Manager software combine easy-to- use, customizable, two-channel DSP with simple operating- mode selection that requires only two buttons to operate. It can be used with all amplifiers and is housed in a 1-RU , 19-inch rack-mount steel chassis. Sampling frequency is 48 kHz. with 24-bi ...

  • QSC Audio DSP-30 - page 5

    5 Introduction: Illustrations and Dimensions Dimensions ...

  • QSC Audio DSP-30 - page 6

    6 Support the Rear for Portable/Mobile Installations If the DSP-30 is to be transported while in a rack, we recommend supporting the rear of the chassis. This will help prevent the unit from being damaged from the increased mechanical stresses of portable and mobile use. The DSP- 30’ s chassis includes integral rear mounting tabs for securing to ...

  • QSC Audio DSP-30 - page 7

    7 Installation: Balanced Audio Connections Connecting Audio Inputs and Outputs All audio connections should be balanced to ensure the best performance. Unbalanced signals may be used if necessary; follow the wiring guidelines below for recommended unbalanced termination. The audio input jacks are female 3-pin XLR /TRS “combo” connectors. They w ...

  • QSC Audio DSP-30 - page 8

    8 Installation: Unbalanced Audio Connections Connecting Audio Inputs and Outputs Unbalanced inputs can be used if required. If unbal- anced audio sources are used, it is preferable to use an ap- propriate audio transformer (or other unbalanced-to-balanced “converter”) to provide a bal- anced input. If this is not pos- sible, then it is recommen ...

  • QSC Audio DSP-30 - page 9

    9 Installation: Connecting Audio Inputs and Outputs Audio Connections Once the input and output cables have been properly wired, they can be connected to the receptacles on the rear panel of the DSP-30. INPUTS- Input jacks are “combo” style. They accept either male XLR or 1/4-inch diameter TRS phone plugs. Plug line level audio source into the ...

  • QSC Audio DSP-30 - page 10

    10 Connecting to the RS-232 Port Connect to the RS-232 port using the 9-pin serial data cable (included in the shipping box). Orient the DB-9 plug correctly, insert the plug fully into the RS-232 port and finger-tighten the retaining screws. The cable length should be 25 feet or less. “Null-modem” type cables will NOT work. Connection to the co ...

  • QSC Audio DSP-30 - page 11

    11 Installation: System Requirements and Software Installation Software Installation 1. Insert the QSC Signal Manager CD into your drive (typically drive “D:”). If your computer has AUTORUN enabled, the installation will start automatically after several seconds. If it does not, then proceed to step 2, below. Otherwise, skip to step 3. 2. Selec ...

  • QSC Audio DSP-30 - page 12

    12 CH 1 INPUT, CH 2 INPUT - These female XLR-combo jacks are the line-level audio inputs to the unit. TRS or XLR connectors may be used. They are electronically balanced with an input impedance of 8.3k Ohms. If used in an unbalanced configuration, the input impedance is 3.7k Ohms. Input sensitivity is selectable in software. CH 1 OUTPUT, CH 2 OUTPU ...

  • QSC Audio DSP-30 - page 13

    13 Use: Control, Indicator , and Connector Descriptions RS-232 - This DB-9 female jack is for attaching the serial cable between the unit and the computer. Use this connection for loading your DSP configurations from the computer to the DSP and for “real-time” configuration tuning with Signal Manager software. PRESET SELECTIONS buttons- BROWSE ...

  • QSC Audio DSP-30 - page 14

    14 Use: General Use Guidelines and Preset Description NOTE! The factory setting for all eight presets is wire-through. Signals are passed from input to output without any processing. Y ou may select configurations from the sample files (*.cfg) within Signal Manager or create your own. Factory Presets This is a professional level DSP product that al ...

  • QSC Audio DSP-30 - page 15

    15 The DSP-30 must be loaded with your desired presets using the Signal Manager program before use. T est all new presets for expected behavior at low power levels to avoid inadvertently damaging speaker systems. The DSP-30 has eight Preset memories numbered 1 through 8. Presets are DSP configurations saved to memory in the DSP . Only one preset ma ...

  • QSC Audio DSP-30 - page 16

    16 Use: How to Recall a Preset from the Front Panel TO RECALL A PRESET - 1- Press the BROWSE key until the desired preset number shows in the display . The selection display flashes until Step 2 (below) is completed. 2- Press the ACCEPT key to activate the selected preset in the DSP . Once the preset is active, the display will stop flashing. Note! ...

  • QSC Audio DSP-30 - page 17

    17 TO LOCK THE FRONT P ANEL BUTTONS (Browse and Accept pushbuttons)- 1- Press the Accept button and hold it down for at least three seconds. 2- The “lock” indicator will illuminate. 3- The Browse button is disabled. FRONT P ANEL DISPLA Y - Example shows Preset 7 in “ unlocked ” and “ locked ” state. LOCKED UNLOCKED LOCK INDICA TOR illum ...

  • QSC Audio DSP-30 - page 18

    18 Use: Contact Closure Feature Contact Closure Feature The contact closure feature is used to trigger gain changes in the DSP . Any configuration that uses one or more switched gain objects (see Signal Manager software Help file ) can take advantage of this feature. The contact closure will trigger all switched gain objects at once. All switched g ...

  • QSC Audio DSP-30 - page 19

    19 Use: RS-232 Pinout Pin Signal Description 1 DCD 2 T D 3 R D 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 Contact Closure RS-232 Pinout: The diagram below shows the pin assignments for the female RS-232 connector on the DSP . *Note! Pin 9 is used for contact closure input. This pin is not normally used by RS- 232 devices. Some laptop and desktop computer COM ...

  • QSC Audio DSP-30 - page 20

    20 TRI-AMPED P A CABINETS WITH SUBWOOFER (refer to illustration at right) Use: Application Example This is highly generalized, but shows the main idea in cre- ating larger systems. In this example, the audio source material is connected to the inputs of all four DSP’ s. T ake care to keep right and left channel signals connected to the correct ch ...

  • QSC Audio DSP-30 - page 21

    21 Use: Application Example TRI-AMPED P A CABINETS WITH SUBWOOFER: Sample Application Diagram ...

  • QSC Audio DSP-30 - page 22

    22 Specifications Frequency response 20 Hz–20 kHz ±0.4 dB at 1dB below full scale input voltage (all sensitivities) Distortion <0.007% THD+N @ 1dB below full scale output, all sensitivities, 20 Hz– 20 kHz Group Delay 1.00 milliseconds Dynamic range >95dB unweighted, 1.5V, 4V and 9V input sensitivity AES-17 -60dB method >93dB unweighte ...

  • QSC Audio DSP-30 - page 23

    23 Physical Chassis Type Steel (chassis & covers) Height 1.73 inches Width 18.9 inches (including rack ears) Depth 14.9 inches (including rear ears) 13.7 inches (excluding rear ears) Weight 9.5 lb. (4.3 kg) net 12.5 lb. (5.7 kg) shipping Mounting Stand-alone or rack mount Operating temperature 0° to 50° Celsius Internal Power Supply AC Input ...

  • QSC Audio DSP-30 - page 24

    24 Architect ’ s and Engineer ’ s Specification The Digital Signal Processor (DSP) shall provide two independent channels of DSP for signal delivery to all professional power amplifiers. Input and output sensitivity shall be adjustable to accommodate consumer and pro audio signal levels. Output Peak Limiter —For each audio channel, the DSP sh ...

  • QSC Audio DSP-30 - page 25

    25 Maintenance, Warranty & QSC Contact Information Cleaning The faceplate and chassis can be cleaned with a soft cloth and nonabrasive, mild cleaning solution. Products like Simple Green and Windex work well. Do not use powders or scrubbing pads of any type as they are usually abrasive and will permanently damage the finish of your DSP-30. Damp ...

  • QSC Audio DSP-30 - page 26

    26 Notes ...

  • QSC Audio DSP-30 - page 27

    27 Notes ...

  • QSC Audio DSP-30 - page 28

    28 1675 MacArthur Boulevard Costa Mesa, California 92626 USA PH: (714) 754-6175 FAX: (714) 754-6174 © Copyright 2001, QSC Audio Products, Inc. QSC ® is a registered trademark of QSC Audio Products, Inc., Costa Mesa, CA “ QSC ” and the QSC logo are registered with the U.S. Patent and Trademark Office ...

Fabricant QSC Audio Catégorie Network Card

Les documents que nous recevons du fabricant de l'appareilQSC Audio DSP-30 peuvent être divisés en plusieurs groupes. Ceux-ci sont, entre autres:
- dessins techniques QSC Audio
- manuels d’utilisations DSP-30
- fiches produit QSC Audio
- dépliants
- ou étiquettes-énergie QSC Audio DSP-30
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-30.

Un groupe de documents appelé manuels d’utilisation est également divisé en types plus spécifiques, tels que: Manuels d’installation QSC Audio DSP-30, manuels d’entretien, brefs manuels ou manuels de l’utilisateur QSC Audio DSP-30. 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-30.

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Manuel d’utilisation complet de l’appareil QSC Audio DSP-30, 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-30 par les utilisateurs. Des manuels sont généralement écrits par un rédacteur technique, mais dans un langage accessible à tous les utilisateurs QSC Audio DSP-30.

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-30 - 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-30, 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-30 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-30 - qui devraient nous aider dans les premières étapes lors de l'utilisation QSC Audio DSP-30
4. Troubleshooting - séquence systématique des activités qui nous aideront à diagnostiquer et ensuite résoudre les principaux problèmes de QSC Audio DSP-30
5. FAQ - questions fréquemment posées
6. Détails du contact Informations sur l'endroit où chercher le contact avec le fabricant / service QSC Audio DSP-30 dans un pays donné, si le problème ne peut être résolu par nous-mêmes.

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