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INDUSTRIAL SERIES
OPERATING INSTRUCTIONS
MM-10 Miniature Subwoofer
MPS-488HP Power Supply
Keep these important operating instructions.
Check www.meyersound.com for updates.
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DECLARATION OF CONFORMITY ACCORDING TO ISO/IEC GUIDE 22 AND EN 45014 Manufacturer’s Name: Meyer Sound Laboratories Inc. Manufacturer’s Address: 2832 San Pablo Avenue Berkeley, CA 94702-2204, USA Declares that the product: Product Names: MM-10 Miniature Subwoofer MPS-488HP Power Supply Product Options: All Conforms to the following Product Specifications: Safety: EN 60065:2002 EMC: EN55103-1: 1997 emission1 EN55103-2: 1997 immunity2 This device also complies with EN 55103-1 & -2. Operation
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FEDERAL COMMUNICATIONS COMMISSION (FCC) STATEMENT This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installa- tion. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications
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SYMBOLS USED These symbols indicate important safety or operating features in this booklet and on the chassis: ! Dangerous voltages: risk of Important operating instructions Frame or chassis Protective earth ground electric shock Pour indiquer les risques Pour indequer important Masse, châssis Terre de protection résultant de tensions dangereuses instructions Wichtige Betriebsanweisung oder Masse Schutzleiter Warnung vor gefährlicher Rahmen oder Gehäuse elektrischer Spannung Gebrauchsanleitung P
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SAFETY SUMMARY ■ Ne pas installer l’haut-parleur dans un ■ Um ein Überhitzen dem Lautsprecher English endroit où il y a de l’eau ou une zu verhindern, das Gerät vor direkter ■ To reduce the risk of electric shock, dis- humidité excessive. Sonneneinstrahlung fernhalten und connect the loudspeaker from the AC nicht in der Nähe von wärmeabstrahlen- mains before installing audio cable. ■ Ne pas laisser de l’eau ou tout objet den pénétrer dans l’haut-parleur. Ne pas Reconnect the power cord on
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CONTENTS Chapter 1: Introduction 9 How to Use This Manual 9 MM-10 Miniature Subwoofer 9 MM-10 Options 10 Chapter 2: MM-10XP Subwoofer 11 MM-10XP Input Connector 11 MM-10XP Input Polarity Switch 12 MM-10XP Limit LED 12 MM-10XP Current Draw and Cable Requirements 13 Wiring MM-10XP Loudspeaker Cables with Belden 1502 Cable 14 Chapter 3: Powering MM-10XP Subwoofers with the MPS-488HP 15 MPS-488HP Front Panel 15 MPS-488HP Rear Panel 16 MPS-488HP Current Draw 18 Safety Issues 19 Connecting MM-10XP Sub
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CONTENTS Appendix A: MM-10 Accessories 39 Appendix B: Optional Rain Hoods 41 Appendix C: Phoenix and EN3 Cable Assembly 43 Appendix D: Specifications 49 viii
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CHAPTER 1: INTRODUCTION HOW TO USE THIS MANUAL MM-10 MINIATURE SUBWOOFER Make sure to read these operating instructions in their The MM-10 miniature subwoofer delivers low frequency for entirety before configuring a loudspeaker system with applications that require excellent audio quality from a com- MM-10s. In particular, pay close attention to material related pact system. Designed primarily as a companion to Meyer to safety issues. Sound's MM-4XP miniature loudspeaker, as well as the UP-4X
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CHAPTER 1: INTRODUCTION MM-10XP Subwoofer MM-10ACX Subwoofer The MM-10XP is powered by an external 48 V DC power The MM-10ACX model includes onboard DC power and supply, eliminating the need for wiring conduits while still audio routing for driving a pair of MM-4XP miniature loud- preserving the advantages of self-powered loudspeaker speakers, or a single UP-4XP ultracompact loudspeaker, systems. The unit's onboard amplifier and signal-processing effectively placing the MM-10ACX at the heart o
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CHAPTER 2: MM-10XP SUBWOOFER The MM-10XP is powered by an external 48 V DC power MM-10XP INPUT CONNECTOR supply, eliminating the need for wiring conduits while still The MM-10XP subwoofer is available with either a Phoenix preserving the advantages of self-powered loudspeaker 5-pin male or SwitchCraft EN3 5-pin male connector for systems. The unit's onboard amplifier and signal-processing receiving DC power and balanced audio. The EN3 connec- circuits were designed to store DC power and to
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CHAPTER 2: MM-10XP SUBWOOFER CAUTION: If the Limit LED turns red and stays MM-10XP INPUT POLARITY SWITCH ! solid red after powering up and the audio is The Input Polarity switch swaps the polarity of the audio muted, the subwoofer has encountered a failure and source signal, which is sometimes necessary to acoustically may need to be serviced. Contact Meyer Sound align the subwoofer with other loudspeakers in the system. Technical Support. When the switch is in the up (non-inverting) posi
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MM-10 OPERATING INSTRUCTIONS MM-10XP Temperature and Limiting Cable Lengths and Cable Gauges for MM-10XPs The Limit LED turns solid yellow when its heat sink tempera- ture reaches 65° C (145° F), indicating the unit is reaching its When connecting an MM-10XP to an MPS-488HP channel maximum heat dissipation and a reduction in SPL is recom- output, you can use cable lengths of up to 150 feet with only mended. While the MM-10XP will continue to operate while 1 dB of peak SPL loss using 18 AWG
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CHAPTER 2: MM-10XP SUBWOOFER WIRING MM-10XP LOUDSPEAKER CABLES WITH BELDEN 1502 CABLE When wiring MM-10XP loudspeaker cables with Belden 1502 or an equivalent cable, use the conventions in Table 3. The red and black wires in the Belden 1502 cable have a thicker gauge than the other three wires and should be used for DC power. The blue, white, and shield wires are shielded together and should be used for audio. Red: DC power (+) Black: DC power (–) White: audio (+) Blue: audio (–) Audio shi
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CHAPTER 3: POWERING MM-10XP SUBWOOFERS WITH THE MPS-488HP The MPS-488HP power supply delivers DC power and bal- MPS-488HP FRONT PANEL anced audio to Meyer Sound loudspeakers that require a The MPS-488HP front panel includes a power switch and 48 V DC external power supply. The MPS-488HP is a multi- LEDs for monitoring each loudspeaker channel. channel, switched-mode, regulated power supply that occu- pies one space in a standard 19-inch rack. The MPS-488HP can power up to eight MM-10XP subwoo
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CHAPTER 3: POWERING MM-10XP SUBWOOFERS WITH THE MPS-488HP MPS-488HP REAR PANEL Link Switches The MPS-488HP rear panel includes an AC Input connector, Link switches determine how Channel Inputs are routed to eight Channel Inputs for receiving source audio, eight Chan- Channel Outputs. When a Channel Input’s Link switch is nel Outputs for delivering DC power and balanced audio, OFF (set to the down position), the input is only routed to its and seven Link switches for routing audio from inputs
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MM-10 OPERATING INSTRUCTIONS Routing Two Inputs to Four Outputs Each To avoid distortion when linking Channel Inputs, make sure the source device can drive the total load impedance of the To route two Channel Inputs to four Channel Outputs each: linked MM-10XP subwoofers. The source device must be 1. Set the Link 4 switch to OFF and all other Link switches capable of delivering a minimum of 16 dBV (6.3 V rms into to ON. 600 ohms) to yield the maximum peak SPL over the operat- ing bandwidth
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CHAPTER 3: POWERING MM-10XP SUBWOOFERS WITH THE MPS-488HP MPS-488HPp Channel Outputs ■ Idle Current — The maximum rms current during idle periods. The MPS-488HPp Channel Outputs use Phoenix 5-pin male connectors with three pins for balanced audio (positive, neg- ■ Maximum Long-Term Continuous Current — The ative, and shield) and two for DC Power (positive and nega- maximum rms current during a period of at least 10 sec- tive). These pins are clearly labeled on the MPS-488HPp rear onds. The M
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MM-10 OPERATING INSTRUCTIONS SAFETY ISSUES CONNECTING MM-10XP SUBWOOFERS TO THE MPS-488HP Pay close attention to these important electrical and safety issues. To connect MM-10XP subwoofers to the MPS-488HP: ■ The MPS-488HP requires a grounded outlet. 1. Power off the MPS-488HP. 2. Connect audio sources (from a mixer or processor) to the MPS-488HP Channel Inputs. Use balanced XLR cables. 3. Use the MPS-488HP Link switches to route Channel Earth ground Inputs to the desired Channel Outputs (se
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CHAPTER 3: POWERING MM-10XP SUBWOOFERS WITH THE MPS-488HP a larger gauge for the DC cable so you can achieve 5. Power on the MPS-488HP and monitor the LEDs on its longer cable runs (see “Cable Lengths and Cable front panel to verify the connections (see “Voltage and Gauges for MM-10XPs” on page 13). Load Current LEDs (1–8)” on page 15). 6. Check the LEDs on the MM-10XP rear panels and verify ■ When connecting MM-10XP subwoofers equipped with they are green (ready to reproduce audio). EN3 co