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Crown MA-5002VZ Operation Manual

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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, IOC, IQ System, VZ, and ODEP are regis-
tered trademarks of Crown International. Other trademarks are the property of their respective owners.
®
Some models may be exported under the name Amcron.
©2003 by Crown Audio, Inc. P.O. Box 1000, Elkhart, Indiana 46515-1000 U.S.A. Telephone: 574-294-8000
128313-4B
4/03

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Summary of Contents for Crown 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, IOC, IQ System, VZ, and ODEP are regis- tered trademarks of Crown International. Other trademarks are the property of their respective owners.

  • Page 2: Important Safety Instructions

    Keep these instructions. storms or when unused for long periods Heed all warnings. of time. The MA-5002VZ amplifier requires Class 2 Follow all instructions. output wiring. 14) Refer all servicing to qualified service Do not use this apparatus near water.

  • Page 3: Table Of Contents

    Macro-Tech MA-5002VZ Power Amplifier Table of Contents 1 Welcome ............. 4 5.1 Protection Systems ............14 1.1 Features ................. 4 5.1.1 Output Device Emulation Protection (ODEP) ..14 2 How to Use This Manual .......... 4 5.1.2 IOC (Input Output Comparator) ......14 5.2 Circuit Designs ..............

  • Page 4: 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 5: Setup

    The side walls of turned completely down (counterclock- the rack should be a minimum of two inches tiate a claim for shipping damage. Crown will (5.1 cm) away from the amplifier sides, and the be happy to help as needed. Save the shipping wise).

  • Page 6: Choose Input Wire And Connectors

    Macro-Tech MA-5002VZ Power Amplifier 3 Setup Unbalanced Line 3.4 Choose Input Wire Balanced Line 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.

  • Page 7: Choose Output Wire And Connectors

    Macro-Tech MA-5002VZ Power Amplifier 3 Setup 3.5 Choose Output Wire and Con- nectors Crown recommends using pre-built or profes- sionally wired, high-quality, two-conductor, heavy gauge speaker wire and connectors. You may use banana connectors, terminal forks or bare wire for your output connectors (see Figure 3.5).

  • Page 8: Wire Your System

    Macro-Tech MA-5002VZ Power Amplifier 3 Setup 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 9: Parallel-Mono Mode

    Parallel- Mono. ADD A 14 GAUGE OR LARGER JUMPER BETWEEN THE CHANNEL 1 NOTE: Crown provides a reference of wiring pin AND CHANNEL 2 POSITIVE + TERMINALS assignments for commonly used connector types in the Crown Amplifier Application Guide Figure 3.8 System Wiring, Parallel-Mono Mode...

  • Page 10: Connect To Ac Mains

    Due to the ampli- fier’s output protection, such a configuration may result in premature clipping and speaker damage. Remember: Crown is not liable for damage that results from overdriving other system compo- nents page 10 Operation Manual...

  • Page 11: Front Panel Controls And Indicators

    Macro-Tech MA-5002VZ Power Amplifier 4 Operation energy reserves decrease. In the event that 4.2 Front Panel Controls current is flowing; and illuminates red if the amplifier has reached its maximum energy reserves are depleted, the indica- and Indicators output current capacity. See Section 5.2.3 tors turn off and ODEP limiting occurs.

  • Page 12: Back Panel Controls And Connectors

    Macro-Tech MA-5002VZ Power Amplifier 4 Operation 4.3 Back Panel Controls K. Loudspeaker Offset Integration protects against accidental short circuits and Connectors Switch and dangerous electrical shock. Allows the Loudspeaker Offset Integration DANGER: The outputs can produce Stereo/Mono Switch (LOI) circuit to be enabled or disabled. See...
  • Page 13 Macro-Tech MA-5002VZ Power Amplifier O. PIP2 Module Q. XLR Inputs (Standard PIP2 Module Standard module (PIP2-FXQ) provides a 3-pin female XLR connector and a female One per channel, female XLR input con- TRS jack for signal input to each channel.

  • Page 14: Advanced Features And Options

    5.2.2 Variable Impedance (VZ) Crown amplifier features, please consult the The IOC circuit compares the output signal of the amplifier VZ is the name of Crown's patented articulated power Crown Amplifier Application Guide, available on supply technology. This innovative technology permits us with the input signal.

  • Page 15: Iload/Ilimit

    When voltage demand reaches highs levels, the maximum power out of your amplifier. In the real world, levels for prolonged periods of time. Crown is not supplies quickly shift into high-voltage (high-impedance) loudspeaker impedance varies with frequency, and loud- liable for damage or personal injury that results from over- mode.

  • Page 16: Troubleshooting

    The amplifier is not plugged into the power receptacle. • The amplifier's low-voltage power supply fuse has blown. Return amp to Crown or an authorized Crown Service Center for • The amp is set for Parallel Mono mode. servicing. CONDITION: No sound.

  • Page 17: Specifications

    Macro-Tech MA-5002VZ Power Amplifier 7 Specifications Minimum Guaranteed Power (see page 19 for complete power specifications) 120 VAC, 60 Hz Units, Stereo mode, per channel, both channels driven 1 kHz with 0.1% THD Stereo, 2 ohms per ch 2,500 Stereo, 4 ohms per ch.
  • Page 18 Macro-Tech MA-5002VZ Power Amplifier 7 Specifications Performance (continued) Output Impedance See Figure 7.5 Load Impedance (Note: Safe with all types of loads) Stereo 2-8 ohms Bridge Mono 4-16 ohms Parallel Mono 1-4 ohms Voltage Gain (8-ohm load, rated output at 1 kHz, maximum level setting) 0.775V sensitivity...
  • Page 19 Macro-Tech MA-5002VZ Power Amplifier 7 Specifications Macro-Tech 5002VZ – Maximum Power (Watts) Macro-Tech 5002VZ – Minimum Guaranteed Power (Watts) Single Cycle Tone Burst 40 Millisecond Tone Burst Maximum Average FTC Continuous Average Stereo-Mono At less than 0.05% THD At 0.05% THD Stereo-Mono At 0.1% THD...
  • Page 20 Macro-Tech MA-5002VZ Power Amplifier 7 Specifications Figure 7.6 Typical Figure 7.3 Typical Phase Response Frequency Response +45˚ DEGREES 0˚ –45˚ Figure 7.4 Typical Damping Factor 10 K 20 K FREQUENCY (Hz) DAMPING FACTOR Figure 7.7 Typical Crosstalk –44 –50 –56 –62...

  • Page 21: Service

    Or, if you prefer, you may pre- parts inside. Refer servicing to a quali- If you have any questions, please call or write pay the cost of shipping, and Crown will reim- fied technician. Crown Factory Service.

  • Page 22: Warranty

    Crown ITEMS EXCLUDED FROM THIS eign country and the port of entry in the United CROWN WARRANTY product.
  • Page 23 WARRANTY HOW TO OBTAIN WARRANTY SERVICE unexpired portion of this Crown Warranty. This Crown Warranty is in effect only for failure of You must notify your local Crown importer of DESIGN CHANGES a new Crown product which occurred within the...

  • Page 24: Declaration Of Conformity

    Macro-Tech MA-5002VZ Power Amplifier DECLARATION of CONFORMITY TCF Technical Certificate No: C1017CRI.ABS Crown International, Inc. Technical Construction File Route Sue Whitfield ISSUED BY: Crown International, Inc. 574-294-8289 1718 W. Mishawaka Road swhitfield@crownintl.com Elkhart, Indiana 46517 U.S.A. Competent Body's Name and Address:...

  • Page 25: Factory Service Information Form

    Macro-Tech MA-5002VZ Power Amplifier Crown Factory Service Information Shipping Address: Crown Factory Service, 1718 W. Mishawaka Rd., Elkhart, IN 46517 Phone: 1-800-342-6939 or 1-574-294-8200 Fax: 1-574-294-8124 Owner’s Name : ________________________________________________________________________________________________________________________________________________________________ Shipping Address: ______________________________________________________________________________________________________________________________________________________________ Phone____________________________________Fax Number: ____________________________________Email_________________________________________________________________________________ Model: __________________________________________________________________________________ Serial Number: ________________________________________________________________________...
  • Page 26 Macro-Tech MA-3600VZ Power Amplifier THIS PAGE INTENTIONALLY LEFT BLANK. page 26 Operation Manual...
  • Page 27 Macro-Tech MA-5002VZ Power Amplifier NOTES Operation Manual page 27...

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