Meyer Sound Acheron Operating Instructions Manual Download Page 1

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Keep these important operating instructions.

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OPERATING INSTRUCTIONS

Acheron

Designer Screen Channel Loudspeaker

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Summary of Contents for Acheron

Page 1: ...Keep these important operating instructions Check www meyersound com for updates OPERATING INSTRUCTIONS Acheron Designer Screen Channel Loudspeaker ...

Page 2: ...ic designations for Meyer Sound products and accessories are trademarks of Meyer Sound Acheron Designer Compass Galileo Meyer Sound the Meyer Sound wave logo and SIM are registered trademarks of Meyer Sound Laboratories Inc Reg U S Pat Tm Off All third party trademarks mentioned herein are the property of their respective trademark holders Manufacturer s Name Meyer Sound Laboratories Inc Manufactu...

Page 3: ...oudspeaker Handles are for carrying only CAUTION Rigging should only be done by experienced professionals 13 Unplug this loudspeaker during lightning storms or when unused for long periods of time 14 Disconnect the mains plug before disconnecting the power cord from the loudspeaker 15 Refer all servicing to qualified service personnel Servic ing is required when the loudspeaker has been damaged in...

Page 4: ...nes elektrischen Schlages auf ein Minimum zu reduzie ren den Lautsprecher vom Stromnetz trennen bevor ggf ein Audio Schnitt stellensignalkabel angeschlossen wird Das Netzkabel erst nach Herstellung aller Signalverbindungen wieder ein stecken Der Lautsprecher an eine geerdete zweipolige Dreiphasen Netzsteckdose anschließen Die Steckdose muß mit einem geeigneten Abzweigschutz Sicherung oder Leistung...

Page 5: ... Acheron Designer Current Requirements 11 Electrical Safety Guidelines 12 Chapter 3 Amplification and Audio 13 Audio Connectors 13 Limiting 14 On Status LED 15 Chapter 4 Rigging 17 MYA DES Cradle Style Yoke 17 Chapter 5 RMS Remote Monitoring System 19 RMS Software 19 RMS Module 20 Neuron ID for the RMS Module 21 Resetting the RMS Module 21 Chapter 6 System Design and Integration Tools 23 MAPP Onli...

Page 6: ...CONTENTS vi ...

Page 7: ...ww meyersound com support Email techsupport meyersound com ACHERON DESIGNER SCREEN CHANNEL LOUDSPEAKER At the heart of Meyer Sound s EXP line of cinema products are the Acheron high performance screen channel loud speakers The Acheron Designer is the most compact of the Acheron models making it an excellent choice for sound design suites screening rooms private theatres and small commercial theatr...

Page 8: ...ations in both new and existing rooms A proprietary two channel Class D amplifier powers each driver channel independently Onboard processing includes driver protection circuitry an electronic crossover and cor rection filters ensuring flat frequency and phase responses The rear mounted recessed heat sink yields efficient con vection cooling and allows the unit to be placed flat against walls when...

Page 9: ... Designers to be looped and powered from a single power source Connect the AC Loop Output of the first Acheron Designer to the AC Input of the second unit and so forth The AC Loop Output uses a PowerCon3 AC mains lock ing connector that prevents accidental disconnections The maximum number of loudspeakers that can be looped from the Loop Output connector is determined by the volt age of the power ...

Page 10: ...C cable AC POWER DISTRIBUTION All components in an audio system self powered loud speakers mixing consoles and processors must be prop erly connected to an AC power distribution system to ensure that AC line polarity is preserved and that all grounding points are connected to a single node or common point using the same cable gauge as the neutral and line cables NOTE Improper grounding of connecti...

Page 11: ...indow 100 264 V AC The ground line must always be used for safety reasons and the line to ground voltage should never exceed 264 V AC typically 120 V AC from line to ground POWERING UP THE ACHERON DESIGNER When AC power is applied to the Acheron Designer its Intelligent AC power supply automatically selects the cor rect operating voltage allowing it to be used internationally without manually sett...

Page 12: ... the AC voltage always remains within the operating win dows ELECTRICAL SAFETY GUIDELINES Pay close attention to these important electrical and safety guidelines The Acheron Designer requires a grounded outlet Always use a grounded outlet and plug Do not use a ground lifting adapter or cut the AC cable ground pin Do not exceed the current capability of the 20 amp AC Input connector for the loudspe...

Page 13: ...s circuitry provides virtual ground lift for audio frequencies while allowing unwanted signals to bleed to ground Make sure to use standard balanced XLR audio cables with all three pins connected on both ends Telescopic grounding is not recommended and shorting an input connector pin to the case may cause a ground loop resulting in hum TIP If unwanted noise or hiss is produced by the loudspeaker d...

Page 14: ...cabling for looped loudspeakers is wired correctly Pin 1 to Pin 1 Pin 2 to Pin 2 and so forth to prevent the polarity from being reversed If one or more loud speakers in a system have reversed polarity fre quency response and coverage will be significantly degraded LIMITING When source levels for the Acheron Designer exceed opti mum input levels for its drivers limiting is engaged and is indicated...

Page 15: ... Monitoring System Amplifier Cooling System The Acheron Designer s amplifier relies solely on natural convection for cooling from air flowing over its heat sink The rear mounted recessed heat sink yields efficient cool ing and allows the unit to be placed flat against walls when necessary The amplifier and heat sink keep temperatures low even when the unit is used at high ambient tempera tures and...

Page 16: ...lation When installing the Acheron Designer in a baffle wall with no opening in the front of the wall for ventilation see Figure 4 allow for plenty of ventilation above the loud speaker within the baffle wall Figure 3 Acheron Designer Mounted in Soffit 1 Behind and 3 Above Loudspeaker for Ventilation 3 00 76 mm 1 00 25 mm Figure 4 Acheron Designer Mounted in Baffle Wall with Open Ventilation Above...

Page 17: ...ere the loudspeaker will be installed Make sure bolts and eyebolts are tightened securely Meyer Sound recommends using Loctite on eyebolt threads and safety cables Inspect mounting and rigging hardware regularly Imme diately replace any worn or damaged components MYA DES CRADLE STYLE YOKE The Acheron Designer includes M6 threaded attachment points on the cabinet bottom for the optional MYA DES cra...

Page 18: ...CHAPTER 4 RIGGING 18 ...

Page 19: ...udspeakers Mute and solo capability can also be disabled by removing the Mute Jumper from RMS modules For more infor mation refer to the RMS User Guide NOTE RMS does not control AC power RMS SOFTWARE The optional RMS software provides extensive system sta tus and performance data for each loudspeaker including amplifier voltage limiting activity power output driver sta tus as well as mute and solo...

Page 20: ...t the loudspeaker is properly ventilated RMS MODULE The Acheron Designer RMS module includes an Identify button Wink Activity LED Remote Mute switch and two Network connectors NOTE The buttons and LED on the Acheron Designer RMS module are used exclusively by RMS and have no effect on the acous tical or electrical activity of the loudspeaker Identify Button The Identify button serves the following...

Page 21: ...any possibility of accidentally muting loudspeakers For more information refer to the RMS User Guide RMS Network Connectors The two Weidmuller connectors transfer data to and from the RMS network Two connectors are provided to allow for easy connection of multiple daisy chained loudspeakers on the network Included with each RMS equipped loud speaker are RMS cable connectors and mounting blocks for...

Page 22: ...CHAPTER 5 RMS REMOTE MONITORING SYSTEM 22 ...

Page 23: ...Sound loud speaker measurements Performance predictions for each loudspeaker are based on 360 1 48th octave band mea surements taken with a SIM audio analyzer in the Meyer Sound anechoic chamber The extraordinary consistency between Meyer Sound loudspeakers guarantees that pre dictions from MAPP Online Cinema will closely match their actual performance MAPP Online Cinema predictions are requested ...

Page 24: ...ency and phase domain information Source Independent Measurement Technique The SIM 3 audio analyzer implements Meyer Sound s source independent measurement technique a dual channel method that accommodates statistically unpredictable exci tation signals Any excitation signal within a desired fre quency range can be used to obtain highly accurate measurements for acoustical or electronic systems Fo...

Page 25: ...ze 1 5 AUDIO INPUT Type Differential electronically balanced Maximum Common Mode Range 5 V DC clamped to earth for voltage transient protection Connectors Female XLR input with male XLR loop output Input Impedance 10 k differential between pins 2 and 3 Wiring Pin 1 Chassis earth through 1 k 1000 pF 15 V clamp network to provide virtual ground lift at audio frequencies Pin 2 Signal Pin 3 Signal Cas...

Page 26: ...1 78 A rms 100 V AC Burst Current 3 1 A peak 115 V AC 1 4 A peak 230 V AC 3 6 A peak 100 V AC Note AC power cabling must be of sufficient gauge so that under burst current rms condi tions cable transmission losses do not drop below the loudspeaker s specified operating volt age range Ultimate Short Term Peak Current 12 0 A peak 115 V AC 8 0 A peak 230 V AC 12 4 A peak 100 V AC Inrush Current 25 A ...

Page 27: ...Acheron Designer Dimensions 19 00 483 mm 25 00 635 mm 12 25 311 mm 25 38 645 mm 14 96 380 mm 12 18 309 mm 6 96 177 mm 14 00 356 mm 11 60 295 mm 6 00 152 mm 13 25 337 mm 14 58 370 mm 5 25 133 mm 3 51 89 mm Acheron Designer Weight Without Grille Frame 76 0 lbs 34 5 kg With Grille Frame 78 0 lbs 35 4 kg ...

Page 28: ...radle Style Yoke 14 96 380 mm 19 00 483 mm 25 38 645 mm 6 96 177 mm 12 18 309 mm 22 00 559 mm 24 13 613 mm 27 62 702 mm ø0 56 ø14 mm 3 00 76 mm 9 00 229 mm 2 00 51 mm 29 82 757 mm 5 25 133 mm Acheron Designer Weight Without MYA DES Yoke 76 0 lbs 34 5 kg With MYA DES Yoke 104 5 lbs 47 4 kg ...

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Page 32: ...ound Laboratories Inc 2832 San Pablo Avenue Berkeley CA 94702 www meyersound com T 1 510 486 1166 F 1 510 486 835 2012 Meyer Sound All rights reserved Acheron Designer Operating Instructions PN 05 211 005 01 A ...

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