Crown Macro-Tech MA-5002VZ Operation Manual
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Crown Macro-Tech MA-5002VZ Operation Manual

Macro-tech series power amplifier
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Macro-Tech Series
Operation Manual
MA-5002VZ
Obtaining Other Language Versions: To obtain information in another language about the use of this product, please contact your
local Crown Distributor. If you need assistance locating your local distributor, please contact Crown at 574-294-8000.
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.
Note: The information provided in this manual was deemed accurate as of the publication date. However, updates to this information
may have occurred. To obtain the latest version of this manual, please visit the Crown website at www.crownaudio.com.
Trademark Notice: Grounded Bridge, PIP and PIP2 are trademarks, and Amcron, Crown, Crown Audio, IOC, VZ, and ODEP are regis-
tered trademarks, and IQwic is a trademark of Crown International. Other trademarks are the property of their respective owners.
®
Some models may be exported under the name Amcron.
®
128313-7
©2007 by Crown Audio
, Inc., 1718 W. Mishawaka Rd., Elkhart, Indiana 46517-9439 U.S.A. Telephone: 574-294-8000
12/07

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Summary of Contents for Crown Macro-Tech MA-5002VZ

  • Page 1 To obtain the latest version of this manual, please visit the Crown website at www.crownaudio.com. Trademark Notice: Grounded Bridge, PIP and PIP2 are trademarks, and Amcron, Crown, Crown Audio, IOC, VZ, and ODEP are regis- tered trademarks, and IQwic is a trademark of Crown International. Other trademarks are the property of their respective owners.

  • Page 2: Important Safety Instructions

    El triángulo con el signo de admiración es usado para alertar al usuario de instrucciones importantes de operación o man- tenimiento. MA-5002VZ Power Amplifier IMPORTANT MA Series amplifiers require Class 2 output wiring. Les amplificateurs de série de MA exigent des câbles de sortie de classe 2.

  • Page 3: Declaration Of Conformity

    MA-5002VZ Power Amplifier Crown International, Inc. Issued By: Crown International, Inc. 1718 W. Mishawaka Road Elkhart, Indiana 46517 U.S.A. Competent Body’s Name and Address: Technology International (Europe) Limited 41-42 Shrivenham Hundred Business Park, Shrivenham, Swindon, Wilts, SN6 8TZ Equipment Type: Commercial Audio Power Amplifiers...

  • Page 4: Table Of Contents

    4.1 Precautions ... 11 4.2 Front Panel Controls and Indicators ... 12 4.3 Back Panel Controls and Connectors ... 13 page 4 MA-5002VZ Power Amplifier 5 Advanced Features and Options ...15 5.1 Protection Systems ...15 5.1.2 Output Device Emulation Protection (ODEP) ...15 5.1.3 IOC (Input Output Comparator)...15...

  • Page 5: Welcome

    In addition, the MA-5002VZ amplifier includes a number of features which require some expla- nation before they can be used to their maxi- mum advantage.

  • Page 6: Setup

    Figure 3.1 Dimensions MA-5002VZ Power Amplifier 3.3 Ensure Proper Cooling When using an equipment rack, mount units directly on top of each other. Close any open spaces in rack with blank panels. DO NOT block front or rear air vents.

  • Page 7: Choose Input Wire And Connectors

    MA-5002VZ Power Amplifier 3 Setup (continued) 3.4 Choose Input Wire and Connectors Refer to Figure 3.3 for correct connector pin assignments for balanced wiring, and Figure 3.4 for correct connector pin assignments for unbal- anced wiring. NOTE: Custom wiring should only be performed by qualified personnel.

  • Page 8: Choose Output Wire And Connectors

    41-60 ft. 61-100 ft. 101-150 ft. 151-250 ft. CAUTION: Never use shielded cable for output wiring. page 8 Wire Size 14 gauge Figure 3.5 Output Connector Wiring 12 gauge 10 gauge 8 gauge 6 gauge MA-5002VZ Power Amplifier Operation Manual...

  • Page 9: Wire Your System

    MA-5002VZ Power Amplifier 3 Setup (continued) 3.6 Wire Your System 3.6.1 Stereo Mode Typical input and output wiring is shown in Figure 3.6. INPUTS: Connect input wiring for each channel. Refer to Section 3.4 for input connector pin assignments. OUTPUTS: Maintain proper polarity (+/-) on output connectors.

  • Page 10: Parallel-Mono Mode

    Parallel- Mono. NOTE: Crown provides a reference of wiring pin assignments for commonly used connector types in the Crown Amplifier Application Guide available at www.crownaudio.com. page 10 MA-5002VZ Power Amplifier Figure 3.8 System Wiring, Parallel-Mono Mode Operation Manual...

  • Page 11: Connect To Ac Mains

    MA-5002VZ Power Amplifier 3 Setup (continued) 3.7 Connect to AC Mains Connect the AC power cordset of your amplifier to the AC mains power source (power outlet). NOTE: The plug supplied with 120V versions of the MA5000VZ is a 120V, 30-ampere plug (Figure 3.9).

  • Page 12: Front Panel Controls And Indicators

    Amber LED, one per channel, illuminates brightly to indicate presence of thermody- namic energy. They dim proportionally as MA-5002VZ Power Amplifier energy reserves decrease. In the event that energy reserves are depleted, the indica- tors turn off and ODEP limiting occurs.

  • Page 13: Back Panel Controls And Connectors

    MA-5002VZ Power Amplifier 4 Operation (continued) 4.3 Back Panel Controls and Connectors Stereo/Mono Switch Allows selection of Stereo, Bridge-Mono, or Parallel-Mono operation. J. Compressor Switch Controls the channel's error-driven com- pressor. Selections include Off; Fast (4- millisecond attack, 300-millisecond release); and Slow (12-millisecond attack, 600-millisecond release).
  • Page 14 Module One per channel; female TRS input jacks are provided. Figure 4.3 Output Cover page 14 MA-5002VZ Power Amplifier Q. XLR Inputs (Standard PIP2 Module One per channel, female XLR input con- nectors are provided. R. Ground Lift Switch (Standard PIP2...

  • Page 15: Advanced Features And Options

    MA-5002VZ Power Amplifier 5 Advanced Features and Options NOTE: For detailed information about these Crown amplifier features, please consult the Crown Amplifier Application Guide, available on the Crown website at www.crownaudio.com 5.1 Protection Systems Your Crown amplifier provides extensive protection and diagnostic capabilities, including ODEP and IOC.

  • Page 16: Iload/Ilimit

    ILoad/ILimit indicator turns red, so disconnecting the last added loudspeaker gives you an optimized load. Figure 5.1 Channel 1 VZ Mode Switch (Behind Filter) MA-5002VZ Power Amplifier 5.2.4 Loudspeaker Offset Integration Loudspeaker Offset Integration (LOI) circuits use double integrating filters in the amplifier’s feedback circuitry to protect loudspeakers in several different ways.

  • Page 17: Troubleshooting

    MA-5002VZ Power Amplifier 6 Troubleshooting Operation Manual CONDITION: Normal operation. POSSIBLE REASON: • This is normal operation for your amp. • The amp is set for Parallel Mono mode. CONDITION: Distorted sound. POSSIBLE REASON: • Input signal level is too high. Turn down your amplifier level controls.

  • Page 18: Specifications

    1,300 5,000 4,000 2,600 5,000 3,700 2,600 ± 0.1 dB ±10° > 100 dB > 105 dB < 0.05% < 0.05% > 1000 > 30 volts/µs See Figure 7.7 20 k ohms, 10 k ohms MA-5002VZ Power Amplifier Operation Manual...
  • Page 19 MA-5002VZ Power Amplifier 7 Specifications (continued) Performance (continued) Output Impedance Load Impedance (Note: Safe with all types of loads) Stereo Bridge Mono Parallel Mono Voltage Gain (8-ohm load, rated output at 1 kHz, maximum level setting) 0.775V sensitivity 1.4V sensitivity...
  • Page 20 1240 1015 Bridge-Mono (balanced output) 2605 1985 Parallel-Mono 2605 MA-5002VZ Power Amplifier Macro-Tech 5002VZ – Maximum Power (Watts) Single Cycle Tone Burst 40 Millisecond Tone Burst At less than 0.05% THD At 0.05% THD 20 Hz 50 Hz 1 kHz...
  • Page 21 MA-5002VZ Power Amplifier 7 Specifications (continued) Figure 7.3 Typical Frequency Response Figure 7.4 Typical Damping Factor DAMPING FACTOR Figure 7.5 Typical Output Impedance Operation Manual Figure 7.6 Typical Phase Response DEGREES –45 FREQUENCY (Hz) Figure 7.7 Typical Crosstalk –44 –50 –56...

  • Page 22: Service

    8.2.5 Estimate Approval Approval of estimate must be given within 30 days after being notified by Crown Audio Inc. Units still in the pos- session of Crown after 30 days of the estimate will become the property of Crown Audio Inc.

  • Page 23: Warranty

    MA-5002VZ Power Amplifier 9 Warranty SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4095 U.S.A. warrants to you, the ORIGINAL PURCHASER and ANY SUB- SEQUENT OWNER of each NEW Crown product, for a period of three (3) years from the date of purchase by the original purchaser (the “warranty...
  • Page 24 If the repairs made by our authorized service cen- period. ter are not satisfactory, notify our authorized ser- THIS STATEMENT OF WARRANTY SUPERSEDES vice center immediately. ANY OTHERS CONTAINED IN THIS MANUAL FOR CROWN PRODUCTS. MA-5002VZ Power Amplifier 9/07 Operation Manual...

  • Page 25: Product Registration

    MA-5002VZ Power Amplifier Online registration is also available at http://crownweb.crownintl.com/webregistration. Warranty is only valid within the country in which the product is purchased. When this form is used to register your product, it may be mailed or faxed. Please note that some information is required. Incomplete registrations will not be processed. * Indicates required information.
  • Page 26 MA-5002VZ Power Amplifier THIS PAGE INTENTIONALLY LEFT BLANK. page 26 Operation Manual...

  • Page 27: Factory Service Information Form

    MA-5002VZ Power Amplifier Crown Audio Factory Service Information Shipping Address: Crown Audio Factory Service, 1718 W. Mishawaka Rd., Elkhart, IN 46517 SRA #: __________________(If sending product to Crown factory service.) Individual or Business Name: ___________________________________________________________________________________________________________________________________________________________________________ Phone #: __________________________________________________ _________________________________________________________ Street Address (please, no P.O. Boxes):...

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