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Manuale per l’uso QSC DCM-1

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Summary
  • QSC DCM-1 - page 1

    1 DCM Series *TD-000106-00* TD-000106-00 Rev .B Digital Cinema Monitor & Crossover System USER MANUAL DCM-1 DCM-2 DCM-3 ...

  • QSC DCM-1 - page 2

    2 © Copyright 2002, QSC Audio Products, Inc. QSC® is a registered trademark of QSC Audio Products, Inc. “QSC” and the QSC logo are registered with the U.S. Patent and T rademark Office IMPORT ANT SAFETY INSTRUCTIONS & EXPLANA TION OF SYMBOLS The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the ...

  • QSC DCM-1 - page 3

    3 The DCM hardware unit and DCM Manager software are the property of QSC Audio Inc. Information in this document is subject to change without notice and does not represent a commitment on the part of QSC Audio. The software described here is furnished under a licensing agreement. It is against the law to copy the software on any medium except as sp ...

  • QSC DCM-1 - page 4

    4 Thank you and congratulations on your purchase of the QSC DCM Digital Cinema Monitor . This product represents the state-of-the-art for cinema-based signal processing and monitoring functions in a single, integrated system. Designed to compliment QSC’ s DCA (Digital Cinema Amplifier) Series amplifier products, the DCM optimizes loudspeaker perf ...

  • QSC DCM-1 - page 5

    5 The DCM is highly durable and carefully packaged. We recommend you inspect the unit carefully after removing it from the packaging, as occasionally there may be damage due to some unfortunate incident during shipment. Report any damage to the shipping carrier . W e recommend saving the carton and packing material in case the unit must be shipped ...

  • QSC DCM-1 - page 6

    6 System Design Features The DCM series Digital Cinema Monitor has many unique features which combine to make this the most cost effective and versatile systems solution in the industry . Installer Features: •Provides Monitor and Crossover functions in one box. •Minimizes the amount of cabling required. Only 1 cable per two-channel amplifier! ? ...

  • QSC DCM-1 - page 7

    7 6. Password Security : The crossover settings that you create can make a dramatic difference in the sound quality within the theater . Many installers pride themselves on being able to adjust the electrical parameters (crossover points, equalization, delay , etc) to exactly compliment the speaker and room interactions. As such, their ability to s ...

  • QSC DCM-1 - page 8

    8 ILLUSTRA TIONS- DCM-1 1- Power switch 2- Monitor output speaker 3- Processor/Amps selector switch 4- Monitor source selector switches 5- Monitor volume control 6- Diagnostics check switch 7- Power “on” and diagnostics fault indicator LEDs 8- Monitor output test points 9- Bypass switch DCM-1 FRONT P ANEL 1- Emergency bypass level controls 2- S ...

  • QSC DCM-1 - page 9

    9 ILLUSTRA TIONS- DCM-2 1- Power switch 2- Monitor output speaker 3- Processor/Amps selector switch 4- Monitor source selector switches 5- Monitor volume control 6- Diagnostics check switch 7- Power “on” and diagnostics fault indicator LEDs 8- Monitor output test points 9- Bypass switch DCM-2 FRONT P ANEL 1- Emergency bypass level controls & ...

  • QSC DCM-1 - page 10

    10 ILLUSTRA TIONS- DCM-3 1- Power switch 2- Monitor output speaker 3- Amplifier/Processor selector switch 4- Monitor source selector switches 5- Monitor volume control 6- Diagnostics check switch 7- Power “on” and diagnostics fault indicator LEDs 8- Monitor output test points 9- Bypass switch DCM-3 FRONT P ANEL 1- Emergency bypass level control ...

  • QSC DCM-1 - page 11

    11 HARDW ARE DESCRIPTION- Front Panel FRONT PANEL The front panel of the DCM series resembles traditional cinema monitor products. This provides the projec- tionist a well known and easy to understand interface. The Emergency Bypass switch setting alters the Power Status of the Center Channel amplifier . BYP ASS switch set to NORMAL BYP ASS switch ...

  • QSC DCM-1 - page 12

    12 Monitor Source Selection Switches: Pressing any of the Monitor Select buttons will either select or deselect the corresponding (marked) signal for monitoring. Each button can select either the Proces- sor signals (input to the DCM) or the Amplifier signals (output to the speakers), depending on the current selection of the PROC/AMP switch. LEDs ...

  • QSC DCM-1 - page 13

    13 Diagnostics Check Button and Indicators: The Diagnostics / Indicator section includes an ex- tremely simple method of verifying proper system operation and performing basic troubleshooting. The Power LED shows whether the DCM unit is on or off. The Input Clip LED is helpful in verifying that the cinema format processor is not over -driving the D ...

  • QSC DCM-1 - page 14

    14 HARDWARE DESCRIPTION- Front Panel Emergency Bypass: This is an extremely powerful feature. If there should ever be a problem with the DCM or system cabling, you have the ability to bypass all of the DCM active circuitry and get sound to the center channel. In the NORMAL position, the DCM performs normal monitor and crossover functions. In the EM ...

  • QSC DCM-1 - page 15

    15 Amplifier DataPorts: One QSC amplifier DataPort includes all connections required to send two channels of audio from the DCM to the amplifier input circuitry , and current and voltage information back from the two speaker terminal outputs. Also included on this connector is remote on/standby control of the amplifier which allows the DCM to act a ...

  • QSC DCM-1 - page 16

    16 From Processor Output: This connection is from the cinema processor , and is the input source of all film sound into the DCM unit. The 25-pin connector is an industry standard type and pinout, and will connect into your system very easily . These cables are available from several cinema supply houses. HARDWARE DESCRIPTION- Rear Panel Emergency B ...

  • QSC DCM-1 - page 17

    17 HARDW ARE DESCRIPTION- Rear Panel T erminal Strip Connections : The terminal strip in- cludes convenient connections for output to a powered subwoofer , a Hearing Impaired audio output, and on the DCM-2 and 3, a remote control on/off logic connection ( EX MODE ) for the surround decoder system. IEC-type AC Power Cord Receptacle : The power recep ...

  • QSC DCM-1 - page 18

    18 T o access the powerful crossover and system calibration functions of the DCM hardware, you must use the DCM Manager control software. A 9-pin male to female serial data cable is also needed to connect your PC to the DCM. One of the computer’ s available COM ports (RS-232) provides communications between the DCM Manager software and the DCM ha ...

  • QSC DCM-1 - page 19

    19 INST ALLA TION- Rack Mounting RACK MOUNTING Rack mounting of the DCM is optional. Four , self-adhesive rubber feet are included with your DCM for non- rack mount applications. If using the DCM in non-rackmount applications, we recommend the rubber feet be installed on the bottom of your DCM to minimize the chances of scratching any supporting su ...

  • QSC DCM-1 - page 20

    20 INST ALLA TION- Rear Rack Ears (optional accessory) For mobile and touring use, it is extremely important to support the rear of the DCM. The chassis and rack can be damaged if the DCM is not properly supported. Unless the DCM is being installed in its final, fixed location, QSC strongly recommends supporting the rear of the unit. Rear rack ears ...

  • QSC DCM-1 - page 21

    21 1- IEC-style AC power cord (included with the DCM) 2- QSC DataPort cable for every amplifier (8, 11, or 15 cables depending upon model) 3- Cinema Processor cable (DB25 male-male) 4- RS-232 cable (DB9 male-female, used only during setup with the DCM Manager software) 5- Surround EX Decoder cable 6- Shielded audio cable for Hearing Impaired and Po ...

  • QSC DCM-1 - page 22

    22 The RS-232 port is used only for setup and system troubleshooting. Connect the 9-pin serial data cable from the host PC to this connector on the DCM. Orient the male DB9 connector to match up with the RS-232 port, push the connector into the receptacle to seat it, and finger -tighten the retaining screws. Do not use “null- modem”-type serial ...

  • QSC DCM-1 - page 23

    23 The QSC DataPort connection carries input signals, amplifier output monitoring signals, remote amplifier power on/standby control, amplifier temperature, and more, all on one cable. Each DataPort is clearly marked indicating which channel’ s amplifier it should be connected to. Follow the back panel labeling. Connect each DataPort to its respe ...

  • QSC DCM-1 - page 24

    24 Audio signals are input to the DCM via the FROM PROCESSOR OUTPUT connection. This DB25-type connection conforms to cinema industry standard pinout. Most common cinema processors use this DB25 connec- tion standard, making connection to the DCM simple. Orient the DB25-type connector properly , push gently to seat the pins, then finger -tighten th ...

  • QSC DCM-1 - page 25

    25 The Hearing Impaired output signal is available on the screw terminal connector on the rear of the DCM. The output signal is similar to levels that are output from a standard CD player . HEARING IMP AIRED CONNECTION INST ALLA TION- Connections: Hearing Impaired, Powered Subwoofer Screw terminal connections make it possible to send a balanced sig ...

  • QSC DCM-1 - page 26

    26 Surround insert connections are provided for connection to a Dolby Surround Processor . The surround insert connections are made using the TO SURROUND EX DECODER connection. Connect a cable between this connector and an external processor such as the Dolby SA-10. Signals will be routed out of the DCM to the processor and back into the DCM for ou ...

  • QSC DCM-1 - page 27

    27 Connect a PC computer to the RS-232 connector , turn on the DCM unit, load the DCM Manager software and either load a full configuration file (if this theater uses the exact same settings as another theater), or select and enter all of the new data. The General, Amp, Speaker , and DSP Settings tabs must all be set correctly and downloaded to the ...

  • QSC DCM-1 - page 28

    28 INST ALLA TION- System Calibration 3. Monitoring - audio mix adjustments The DCM Manager software allows balancing of the high/low or high/mid/low signals being fed to the front panel monitor speaker . Input pink noise into all of the DCM input channels and select individual channels using the DCM front panel buttons. Select the surround channel ...

  • QSC DCM-1 - page 29

    29 TROUBLESHOOTING If the DCM Manager program is unable to communicate with the DCM hardware... • V erify the RS-232 cable connections. Re-seat each cable-end and finger-tighten connector retaining screws. • Make sure the 9-pin serial data cable (RS-232 cable) is a normal type cable. “Null-modem” or other “special” cable will not work w ...

  • QSC DCM-1 - page 30

    30 TROUBLESHOOTING If no sound in the theater ... If one audio channel is missing ... - If PROC inputs are active, then monitor the AMPS outputs (next step). - If PROC inputs are not active, check the cable between the DCM and the Cinema Processor or the Cinema Processor itself. • V erify the Cinema Processor is providing active inputs to the DCM ...

  • QSC DCM-1 - page 31

    31 • V erify that the DCM Input Clip LED is not lit. If it is, the cinema processor output signal needs to be turned down. TROUBLESHOOTING If theater audio is distorted ... If switching the BYP ASS to EMERGENCY does not restore sound to the center channel... -DCM output level is adjusted using the DCM Manager software. Determine which channel’ ...

  • QSC DCM-1 - page 32

    32 SPECIFICA TIONS DCM Inputs, Screen Channels and Subwoofer Input Stage T ype Active balanced Input Impedance 20k ohms Maximum Input Level +14.2 dBu (4.0 Vrms) A-to-D Conversion 24-bit delta-sigma 128x oversampled (analog subwoofer on DCM-1) Surround Channels Hardwire pass-thru to DataPort Outputs (via Surround-EX insert) DataPort Outputs Screen C ...

  • QSC DCM-1 - page 33

    33 SPECIFICA TIONS Hearing Impaired Output Output Stage T ype Single-ended balanced impedance Output Impedance 50 ohms Nominal Output Level -11.8 dBu (200 mVrms) Loading Requirements R min = 2k ohms, C max = 4 nanoFarads Monitor Speaker Driver 4.5-inch full-range Amplifier 10 watt class AB Frequency Response 70 hertz to 15 kilohertz (±2 dB) Dynami ...

  • QSC DCM-1 - page 34

    34 Disclaimer QSC Audio Products, Inc. is not liable for any damage to speakers, amplifiers, or any other equipment that is caused by negligence or improper installation and/or use of this cinema product. Product Warranty QSC Audio Products, Inc. (“QSC”) guarantees its products to be free from defective material and / or work- manship for a per ...

  • QSC DCM-1 - page 35

    35 This page intentionally left blank. ...

  • QSC DCM-1 - page 36

    36 QSC Audio Products, Inc. 1675 MacArthur Boulevard Costa Mesa, California 92626 USA “QSC” and the QSC logo are registered with the U.S. Patent and T rademark Office. ©2002 QSC Audio Products, Inc. ...

Fabbricante QSC Categoria Computer Monitor

I documenti che otteniamo dal fabbricante del dispositivoQSC DCM-1 possono essere suddivisi in diversi gruppi. Questi sono tra gli altri:
- disegni tecnici QSC
- manuali per l’uso DCM-1
- schede prodotto QSC
- opuscoli
- o etichette energetiche QSC DCM-1
Tutti sono importanti, ma le informazioni più importanti dal punto di vista di utilizzo del dispositivo possono essere trovate nel manuale per l’uso QSC DCM-1.

Un gruppo di documenti denominato manuali per l’uso, è anche suddiviso in tipi più specifici, come: Manuali di installazione QSC DCM-1, manuali di manutenzione, brevi manuali o manuali utente QSC DCM-1. A seconda delle esigenze, si dovrebbe cercare il documento necessario. Nel nostro sito web, puoi visualizzare il manuale più popolare per l'uso del prodotto QSC DCM-1.

Manuali per l’uso simili

Manuale completo del dispositivo QSC DCM-1, come deve essere?
Il manuale per l’uso, denominato anche istruzioni per l’uso, o semplicemente il manuale è un documento tecnico progettato per aiutare ad utilizzare QSC DCM-1 dagli utenti. I manuali sono di solito scritti da uno scrittore tecnico, ma in un linguaggio accessibile a tutti gli utenti QSC DCM-1.

Il manuale per l’uso completo QSC, dovrebbe includere vari elementi di base. Alcuni di loro sono meno importanti, come ad esempio: copertina / pagina del titolo o pagina di autore. Tuttavia, la parte rimanente, dovrebbe fornire informazioni importanti dal punto di vista dell'utente.

1. Introduzione e la guida su come utilizzare il manuale QSC DCM-1 - All'inizio di ogni manuale, dovremmo trovare indizi su come utilizzare il documento. Dovrebbe contenere informazioni sulla posizione dell’indice QSC DCM-1, FAQ o i problemi più comuni : i punti che sono più spesso cercati dagli utenti di ogni manuale
2. Indice - elenco di tutti i suggerimenti per QSC DCM-1 che possono essere trovati nel documento corrente
3. Suggerimenti su come utilizzare le funzioni di base del dispositivo QSC DCM-1 - che ci dovrebbe aiutare nei primi passi durante l'uso QSC DCM-1
4. Troubleshooting - sequenza sistematica delle attività che vi aiuterà a diagnosticare e, successivamente, risolvere i problemi più importanti del QSC DCM-1
5. FAQ - domande più frequenti
6. Dettagli di contatto Informazioni su dove cercare il contatto con il fabbricante / servizio QSC DCM-1 in un dato paese, se il problema non può essere risolto da noi stessi.

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