User Manual - EM Acoustics
Contents
1. TEM WM es B MSE 159 MSE 156 Fullrange Passive Loudspeakers User Manual v1 0 EM Acoustics Loudspeakers Building 74 Dunsfold Park Cranleigh Surrey GU6 8TB UK Phone 44 0 1483 266520 Fax 44 0 1483 275619 www emacoustics co uk Copyright EM Acoustics 2012 1 MSE 159 MSE 156 User Manual www emacoustics co uk CONTENTS Introduction Than VOU gp peeh rca ps cscs sone tek ps itv np siete pena a eee panna gents tae ese N 3 UIDON U 3 Declaration Of Conformity ccccccceccssssseeesssseeseeecseeeeeeeeseceeeeeeeeeeeeeeeeeeeeeessesasaaaaenessesseceeeeeeeeeeeeeeteeness 3 Product Overview MSE 159 MSE 156 passive two way CNCIOSUIES ccccccccceececeeeecesseeseessssssseceeeeceeeeeeeeeeeseesasausaeaeeeseeeteneess 4 System Set up Salety CONSIGN EONS isa saccestarstut cinzscp ees snsaee onsanseuncaussdi Aa A aain 5 Cabling amp Amplifier selection eee eee 6 NEKET eU DOFO UNOS vires e es cect nue E E A EEEE A A 7 Mounting amp Rigging Options Rigging Hardware amp Accessories sees eee eee 8 Permanent ess lesen nee cen ene ee N EA N eee PSE A iai 8 PIII Nardware IS Cos reeiiece stances carcgna sus ea a A sear epreatne saneenenseanesaalaniduseectanapaennenieoern 9 Maintenance MSE L59 Drive Unit SEVICE T 11 ARIY ea E T E eee egress cee 12 Appendix A Technical Specifications sss sese esse esse eee 13 ZS 2 MSE 159 MSE 156 User Manual www emacoustics co uk INTRODUCTION Thank you Thank you f2. 159 MSE 156 M8 at the rear or one of the top points M10 on top or bottom to use as a secondary Safety To set the angle of the loudspeaker there are standard clamping levers on each side as a primary system however as a secondary and to act as a repeatable method for flying the holes and ball lock pins allow quick and easy angle setting in 5 degree increments As shown in the diagram opposite as you rotate the _ WHOLE A 0 DEGREES n x 20 degrees inner yoke different holes S L U HOLE B 10 DEGREES n x 20 degrees will be available to secure with the pins Select the l HOLE G 15 DEGREES n x 20 degrees desired angle and lock in HOLE H 5 DEGREES n x 20 degrees I L place with the attached ball HOLE E 10 DEGREES n x 20 degrees 4 HOLE F 0 DEGREES n x 20 degrees lock pin To give further explanation Holes A D are a R HOLE C 15 DEGREES n x 20 degrees used for down tilt and holes HOLE D 5 DEGREES n x 20 degrees 9 MSE 159 MSE 156 User Manual www emacoustics co uk Zs E H are used for up tilt Hole A is used for 0 degree angle and also for multiples of 20 degrees above this 20 40 60 80 degree down angle Hole B is used for 10 degrees and multiples of 20 degrees above this 10 30 50 70 90 degree down angle Similarly Hole C is used for 5 degrees and multiples of 20 degrees above this 5 25 45 65 85 and Hole D is used for 15 degrees and mu
3. MSE 156 High Frequency Drive Unit 1 Follow the procedure above to remove the front grille 2 Using a 4mm Allen key remove the eight M6 countersunk socket head bolts holding the waveguide in place Gently disconnect the cables from the drive unit and remove the unit from the enclosure 3 To reinstate the drive unit gently reconnect the cables white cable to positive terminal yellow cable to negative and insert back into position Note the waveguide orientation for correct dispersion Replace the four bolts and gently tighten 4 Reinstate the grille by gently placing it in place over the front of the loudspeaker Replace the six M4 machine screws to secure it in place 11 a MSE 159 MSE 156 User Manual WZ ACOUSTICS www emacoustics co uk WARRANTY Limited Warranty This EM Acoustics loudspeaker product is warranted to the original end user purchaser and all subsequent owners for a period of three years from the original date of purchase Warranty Coverage This warranty covers defects in materials and workmanship It does not include e Damage or failure caused by accident misuse neglect abuse or modification by any person other than an authorised EM Acoustics representative e Damage or failure caused by operating the loudspeaker product contrary to the instructions contained within this manual e Damage caused during shipment e Claims based on any misrepresentation by the seller e Products which contain anythin
4. can be used in a wide variety of professional audio applications ranging from corporate and theatre use up to medium scale front of house or in fill out fill for much larger systems The primary intention for the MSE 159 and MSE 156 were primary loudspeakers for theatrical sound reinforcement As with all EM Acoustics full range products no active controller or programmed EQ is required for correct operation For demanding applications a 50Hz 24dB octave high pass filter is recommended to increase drive unit headroom however this is not essential for normal operation please see page 7 for further information The MSE 159 and MSE 156 are supplied as standard in black or white and is fitted with two Neutrik SpeakON NLT4MP connectors Custom colours and specific connectors can also be supplied if required please contact your local EM Acoustics representative for more details To rotate the HF waveguide 1 Remove the front grille as described in the Maintenance section on Page 10 of this manual 2 Using a 4mm Allen key remove the eight countersunk bolts retaining the HF waveguide in place 3 Lift the waveguide up and rotate to the desired position the label on the waveguide shows the dispersion orientation 4 Reinstate the socket head bolts and retighten Avoid over tightening as this may crack the waveguide Reinstate the grille as described in the Maintenance section on Page 11 4 MSE 159 MSE 156 User Manual www em
5. 56 User Manual www emacoustics co uk ZS Safety Considerations When utilising any suspension method a secondary safety must be used For any suspension method fit an M8 eyebolt to any of the rigging points A safety steel can then be attached to this and connected to your safety point If you are in any doubt whatsoever about how to safely suspend your loudspeakers do not hesitate to contact your EM Acoustics representative who will be able to refer you to a qualified rigging company for advice Attachment of the FC 159v vertical flying cradle The FC 159v vertical flying cradle is intended particularly for touring purposes hence the extremely quick attachment method To attach the cradle first release the two ball lock pins from the coffin plate on the cradle Position the cradle over the top or bottom of the loudspeaker it can be flown either way up and insert the bosses on the bottom of the cradle s coffin shaped plate into the keyholes on the enclosure s flying plate Slide the cradle to the rear of the enclosure until the two 1 4 diameter locking pin holes line up Insert the two ball lock pins into the holes to lock the cradle in place IMPORTANT DO NOT ATTEMPT TO LIFT THE LOUDSPEAKER WITHOUT BOTH BALL LOCK PINS IN PLACE The point on the top of the flying cradle can be used for permanent installations or to secure a hook clamp Ensure that an eyebolt is secured to the rear point on the MSE
6. acoustics co uk SYSTEM SET UP Safety Considerations Loudspeaker systems are potentially dangerous objects if used incorrectly Please ensure that you read this section fully and contact EM Acoustics or your local dealer should you be in any doubt over correct operation procedures Professional loudspeaker systems are capable of producing damage inducing sound pressure levels and hence care should be taken when setting your system up particularly when it comes to loudspeaker placement within a venue Damage to the ear can result from levels above 90dB under prolonged exposure Stand Mounting The MSE 159 and MSE 156 can be mounted from a loudspeaker stand using the integral polemount adapter for a standard 35mm loudspeaker stand When mounting in this way please consider the following e Ensure your stand height is locked off and the tripod legs are positioned so as to be stable e Check the weight loading of your stands before attempting to mount the loudspeaker e Do not stack a second loudspeaker on top of the stand mounted one e Ensure cables are run so as to leave enough slack to enable neat wiring and thus reduce the risk of the speaker being pulled over Loose cables should be covered or taped down wherever possible to reduce trip hazards e If stands are being used outdoors it may be necessary to add ballast to the base of the stand to prevent it toppling over e When using poles on top of subwoofer systems please obs
7. actice to use an amplifier equal to the program power rating of the loudspeaker so as to retain sufficient headroom and good dynamic range Care should be taken during operation to avoid amplifier clipping and it is recommended that suitable limiters are applied in order to keep amplifier channels clear from clipping as this can cause serious damage to your loudspeakers If in doubt please contact your dealer who will be happy to assist you in correct amplifier choice and setup Cabling The MSE 159 and MSE 156 are supplied as standard with Neutrik SpeakON NLT4MP connectors wired pin 1 1 It is recommended that the resistance of your cable is less than one tenth of the nominal system impedance Given below are the recommended maximum cable lengths for different cross sections and impedances Conductor Cross Sectional Area Maximum Recommended Cable Length 4 ohms 8 ohms 16 ohms 1 0mm 11m 22m 44m 1 5mm 17m 34m 68m 2 0mm 22m 44m 88m 2 5mm 29m 58m 116m 4 0mm 44m 88m 176m 6 0mm 66m 132m 264m Pins 2 2 on the SpeakON connectors are wired together to allow link through with 4 core cables 6 MSE 159 MSE 156 User Manual www emacoustics co uk ZS Protective DSP Settings The MSE 159 and MSE 156 require no DSP program to function correctly However excessive low frequency information will cause the LF drive unit s excursion to increase which can result in damage to your loudspeaker The higher you raise th
8. e high pass filter on an MSE 159 the more headroom and overall sound pressure level output there is available For most medium to high level applications we would recommend a minimum of a 50Hz high pass filter with a 24dB octave slope to sufficiently protect the loudspeaker For higher SPL applications we would recommend raising this filter we would stress that the higher the filter the safer the loudspeaker will be If you are in any doubt over suitable settings for your MSE 159 please don t hesitate to contact EM Acoustics or your local dealer for support and advice F MSE 159 MSE 156 User Manual www emacoustics co uk ZS MOUNTING amp RIGGING OPTIONS Rigging Hardware amp Accessories The MSE 159 and MSE 156 have three options for mounting and suspension both for temporary use and permanent fixed installation The MSE 159 and MSE 156 are fitted with bespoke flying plates top amp bottom of the enclosure to enable Suspension in a variety of ways Simple suspension is available using M10 forged shoulder eyebolts minimum thread length 20mm in the M10 threaded holes in the flying plates These M10 points can also be used as secondary safety points with M10 eyebolts The most common method for suspension uses the keyhole cutouts in the top amp bottom flying plates Machined bosses on the optional flying hardware mate with these keyhole plates allowing extremely swift attachment of flying hardware in a touring environmen
9. ent and as such reserves the right to alter specifications without notice MSE 159 MSE 156 Enclosure Type Dimensions HxWxD mm ins Net Weight Frequency Response 3dB Phase Response Sensitivity Dispersion Drive Units Power Handling Maximum SPL Nominal Impedance Crossover Connectors Enclosure Rigging Suspension Grille Options Spares amp Accessories ZS 2 way reflex loaded 707 27 8 x 440 17 3 x 450 17 7 43kg 65Hz 20KHz 250Hz 12KHz 45 98dB 1W 1m 90 x 60 rotatable MSE 159 60 x 40 rotatable MSE 156 15 305mm LF cone drive unit 1 4 36mm exit neo HF compression drive unit 750W RMS 1500W Program 130dB continuous 136dB peak 8 ohms internal passive 2 x Neutrik Speakon NL4TMP 15mm 5 8 Finnish Birch plywood Keyhole quick release fixings top amp bottom 4 x M10 exposed thread flypoints top amp bottom 1 x M8 exposed thread safety point Internal steel angle bracing 35mm polemount socket Perforated polyester coated steel backed with acoustic foam Colours Connectors FC 159v vertical flying cradle VFA 159 variable angle flying bracket DU 1505 replacement LF drive unit CDU 1402 replacement HF drive unit RFG 159 replacement foam grille PX 159 passive crossover network MSE 159 PX 156 passive crossover network MSE 156 13 MSE 159 MSE 156 User Manual www emacoustics co uk
10. erve similar precautions Ground Stacking e Ensure that the floor or stage surface can withstand the weight of the system e Wherever possible avoid high stacks and use ratchet straps to secure loudspeakers together Please also remember that vibrations from subwoofer systems can shake other loudspeakers out of place which may present a toppling hazard The use of ratchet straps and non slip material is recommended to prevent this Rigging and Suspension There are a variety of different methods for suspending your MSE 19 enclosures please see the detailed section on Page 8 for further information WARNING The overhead suspension of loudspeakers is a very serious issue with potentially lethal consequences should anything go wrong Rigging should only be carried out by experienced 5 MSE 159 MSE 156 User Manual www emacoustics co uk ZS personnel following safe working practice Should you be in any doubt whatsoever please contact your local dealer who will be able to refer you to a suitable rigging company Cabling and Amplifier Selection The MSE 159 and MSE 156 are designed to be used with professional power amplifiers providing the following power outputs MSE 159 MSE 156 1500W channel into eight ohms 2 X MSE 159 MSE 156 3000W channel into four ohms A small power amplifier working too hard is more likely to damage a loudspeaker than a large power amplifier working within its operating range It is good pr
11. g other than the original components or EM Acoustics factory supplied spare parts e Products on which the serial number has been removed altered or defaced Returning your EM Acoustics loudspeaker Should your EM Acoustics loudspeaker develop a fault please return it freight prepaid in its original packaging along with proof of purchase to your local dealer or to EM Acoustics Returns Department Building 74 Dunsfold Park Cranleigh Surrey GU6 8TB UK including a description of the suspected fault Serial numbers must be quoted in all correspondence relating to the claim EM Acoustics or its representatives are in no way liable for any loss or damage in transit and hence it is recommended that the sender insure the shipment EM Acoustics will pay for return freight should the repair be covered under warranty EM Acoustics liability is to the replacement or repair at our discretion of any defective components and as such are not liable for any incidental and consequential damages including without limitation injury to persons damage to property or loss of use This warranty is exclusive and no other warranty is expressed or implied This warranty is also in addition to and in no way detracts from your statutory rights as a consumer 12 MSE 159 MSE 156 User Manual www emacoustics co uk ZS APPENDIX A TECHNICAL SPECIFICATIONS EM Acoustics operates a continuous process of research and developm
12. his product and its packaging constitute the applicable product according to the WEEE directive Please ensure that at the end of the working life of this product it is disposed of sensibly in accordance with local and national recycling regulations The packaging supplied with this product is recyclable Please retain all packaging however if disposing of this packaging please ensure gee that you comply with local recycling regulations These products also all comply to the RoHS Directive 2002 95 EC 3 MSE 159 MSE 156 User Manual www emacoustics co uk ZS PRODUCT OVERVIEW MSE 159 MSE 156 fullrange passive loudspeakers The MSE 159 is a compact versatile passive loudspeaker product designed for a wide variety professional sound reinforcement applications It features a high power 15 381mm neodymium LF drive unit in a reflex enclosure and a 4 diaphragm 1 4 36mm exit neodymium high frequency compression drive unit coupled to a 90 x 60 rotatable waveguide These components are matched by an internal passive crossover network for unprecedented sonic quality from a completely passive enclosure The MSE 156 is identical in every respect excluding that the rotatable waveguide has a 60 x 40 coverage pattern Sonic performance and character is incredibly consistent between the two models allowing easy mixing of the different products within a system Due to its discreet size and appearance the MSE 159 and MSE 156
13. ltiples of 20 degrees above 15 35 55 75 Holes E H apply in a similar way for up tilt Attachment of the VFA 159 variable flying bracket To attach the bracket first release the two ball lock pins from the base of the bracket Position the bracket over the top or bottom of the loudspeaker it can be flown either way up and insert the bosses on the bottom of the bracket into the keyholes on the enclosure s flying plate Slide the bracket to the rear of the enclosure until the two 4 diameter locking pin holes line up Insert the two ball lock pins into the holes to lock the bracket in place IMPORTANT DO NOT ATTEMPT TO LIFT THE LOUDSPEAKER WITHOUT BOTH BALL LOCK PINS IN PLACE Finally attach a hook clamp to the sliding mounting point and secure the mounting point bolt through the main section of the VFA 159 bracket The VFA 159 bracket works on the centre of gravity of the MSE 159 The lone hole in the centre of the VFA bracket will mean the MSE 159 enclosure will hang level Moving the pickup point to the rear of the enclosure will add down tilt and moving to the front of the enclosure will apply up tilt Each notch represents 5 degrees of angle so by taking the weight of the loudspeaker the angle can easily be changed The VFA 159 will allow a maximum of 25 degrees of up tilt and 30 degrees of down tilt For more extreme down tilt angles select the rearmost notch and use the M8 point on the rear of the enclosure as a p
14. or purchasing a product from the acclaimed EMS Series from EM Acoustics The EMS Series products have been carefully designed and rigorously tested to ensure years of flawless operation and unprecedented sonic quality Flexibility is the key factor with EMS products and consequently they are at home within a wide variety of applications from live and portable applications through to cafes bars nightclubs theatres and conference centres Please ensure that you read this manual carefully before use and that you keep it to hand should you need it for further reference Furthermore should you have any difficulties please do not hesitate in contacting your EM Acoustics dealer or email info emacoustics co uk for further assistance Unpacking Every EM Acoustics product is built to the highest standard and thoroughly tested before it leaves our factory After unpacking your loudspeaker please inspect it carefully for any signs of transit damage If such damage is found please notify the carrier at once to instigate a claim It is suggested that you retain all packaging for future re shipment DECLARATION OF CONFORMITY The products contained within this manual conform to the requirements of the EMC Directive 89 336 EEC amended by 92 31 EEC and to the requirements of the Low Voltage Directive 73 23 EEC amended by 93 68 EEC Standards Applied EMC Emission EN55103 1 1996 Immunity EN55103 2 1996 Electrical Safety EN60065 1993 RECYCLING T
15. t 1 4 ball lock pins secure the optional flying hardware into the flying plates The MSE 159 and MSE 156 also has an M8 threaded fixing on the rear for use as a pull back point or for attachment of a secondary safety point With any suspension method a second anchor point should be used as a safety Under no circumstances should the mounting points of one enclosure be used to suspend another enclosure below it EM Acoustics are in no way responsible for the failure of incorrectly rigged systems This information relates specifically to the rigging techniques for the MSE 159 MSE 156 enclosure only If you are in any doubt about safe practices for rigging loudspeakers please contact your local EM Acoustics dealer who will be able to advise you Permanent Installations Any installation permanent or temporary must be securely attached to the structure of the building using chain steel wire or web straps that are certified and load rated for the loudspeaker system Consideration must be taken when determining the loading on the structure to include loudspeakers and rigging hardware and the appropriate Safety factor can then be decided upon If you are in any doubt whatsoever please contact your EM Acoustics dealer who will be able to refer you to an experienced rigging company A reputable rigging organisation should also be able to advise on legislation regarding safety factors for suspended systems of this type 8 MSE 159 MSE 1
16. ull back Ensure that an eyebolt is secured to the rear point on the MSE 159 MSE 156 M8 at the rear or one of the top points M10 on top or bottom to use as a secondary safety 10 MSE 159 MSE 156 User Manual www emacoustics co uk MAINTENANCE Your EM Acoustics loudspeakers have been rigorously tested before they leave our factory to ensure that they give you a lifetime of flawless operation Should any of your drive units fail and need replacing please follow the guidelines below MSE 159 MSE 156 Low Frequency Drive Unit 1 Using a 3mm Allen key undo the six M4 machine screws top amp bottom of the enclosure 3 each end Gently remove the grille from the front of the enclosure Using a 5mm Allen key remove the two M6 socket head bolts holding the central grille brace in place Using a 5mm Allen key remove the eight M6 socket head bolts holding the drive unit in place and keep them Safe ensuring you have collected both the shake proof and flat washers for each bolt Gently lift the drive unit out of its locating hole please take care as it is heavy Carefully disconnect the cables from the drive unit To reinstate the driver simply reverse the above procedure Please observe the correct polarity red cable to positive terminal black cable to negative Reinstate the grille by gently placing it in place over the front of the loudspeaker Replace the six M4 machine screws to secure it in place MSE 159
Download Pdf Manuals
Related Search