MTD 117-162-300 Lawn Mower User Manual
Contents
1. 20 175 125 375 89dB 8 34Hz 34Hz 51kHz 25mm 1 25 micron titanium dome neodymium magnet system 25mm 1 25 micron titanium dome neodymium magnet system 1 x 175mm 7 cast chassis 1 x 175mm 7 cast chassis Yes 250Hz 1 8kHz 16kHz 15 order LF Dual 1 8kHz 1st order HF Dual 1 8kHz 3rd order SuperTweeter 16kHz 2nd order LLF 250Hz Reflex 18mm MDF internally cross braced enclosure 30mm front baffle 1023 x 196 x 260 43 x 7 x 104 29 21 87 5 Sycamore American Walnut or Black Ash Eyris DCC 20 175 125 375 89dB 8 36Hz 36Hz 51kHz 25mm 1 25 micron titanium dome neodymium magnet system 25mm 1 25 micron titanium dome neodymium magnet system 1x 175mm 7 cast chassis 2x 175mm 77 cast chassis Yes 250Hz 1 8kHz 16kHz 1st order LF Dual 1 8kHz 1st order HF Dual 1 8kHz 3rd order SuperTweeter 16kHz 2nd order LLF 250Hz Reflex 18mm MDF internally cross braced enclosure 30mm front baffle 278 5 x 600 x 260 11 x 23 x 1074 22 22 20 9 Sycamore American Walnut or Black Ash SET UP DIAGRAMS FIG 1 Unpacking FIG 2 Installation and Alignment of Feet for Floor Standing Models Ee 11 gt SET UP DIAGRAMS 2 lt FIG 3 DC Terminal Panel HIGH FREQUENCY NEGATIVE2. overload resulting in clipping or distortion within the output signal This if done for any extended period will cause damage to the speakers Generally an amplifier of higher power that is running hard but free of distortion will do less damage to the loudspeaker than a lower power amplifier continually clipping Remember also that a high powered amplifier running at less than 90 of output power generally sounds a great deal better than a lower powered example struggling to achieve 100 An amplifier with insufficient drive capability will not allow the full performance of the loudspeakers to be realised TANNOY CABLE CHOICE Always use the best quality of cable available within your budget High quality audio signals passing from the amplifier to the loudspeaker are unusual in their demands on the cable Wide dynamic range and frequency bandwidth information has to coexist with the ability to transmit peak currents of at least 10amps without incurring any loss or signal impairment This explains why the sound quality of the information reproduced by the loudspeakers is so dependant on the physical properties of the cables connecting them to the amplifier We would recommend that you always keep the cable runs the same length for each speaker Remember cable construction can affect the sound quality so be prepared to experiment to find a cable that suits your ear and audio system TERMINAL PANEL An exclusive five
3. way terminal panel has been designed for the Eyris Dual range to optimise performance further by take advantage of the driver earthing facility Use a shielded or screened loudspeaker cable connecting the screening termination to the earth or ground green terminal on the loudspeaker and to the ground or earth connection on the amplifier Alternatively if you are not using a screened loudspeaker cable but wish to utilise the earthing facility run a single cable between the earth or ground green terminal on the loudspeaker to the earth ground connection on the amplifier See fig 3 UNPACKING To unpack the loudspeakers from their boxes remove tape from the top then fold the flaps right back before inverting the carton and contents Lift the carton clear of the contents then remove all inner packaging It is strongly recommended that you store all the packaging to allow protected transportation in future See fig 1 WARNING WHEN UPACKING THE EYRIS DC MODELS NOTE THAT THE SUPERTWEETER IS MOUNTED IN THE EXTRUSION ON TOP OF THE CABINET TAKE CARE NOT TO TOUCH THE TWEETER DOME ITSELF AS IRREPARABLE DAMAGE WILL OCCUR PROTECTIVE TWEETER GRILLES ARE FACTORY FITTED TO PROTECT THE DELICATE DOME THEY ARE HELD IN PLACE BY MAGNETISM WITH AN ADDITIONAL CARD RETAINER SECURING THIS MESH GRILLE IN PLACE DURING TRANSIT PLEASE REMOVE THIS CARD DURING THE INSTALLATION PROCESS FLOOR STANDING MODELS The spiked metal feet designed to ex
4. TANNOY EYRIS QRVAE Quivessnc Tannoy United Kingdom T 44 0 1236 420199 F 44 0 1236 428230 E enquiries tannoy com Tannoy North America T 519 745 1158 F 519 745 2364 E inquiries tannoyna com Tannoy adopts a policy of continuous improvement and product specification is subject to change tannoyecom 6481 0398 TANNOY Y BI DUAL CONCENTRIC O JE R M A NU AL EYRIS OWNER S MANUAL DUAL CONCENTRIC CONTENTS INTRODUCTION 2 BI AMPING 7 SUPERTWEETER TECHNOLOGY 3 GRILLES 8 CABLE CHOICE 4 CENTRE CHANNEL SPEAKER 9 STAND MOUNTING MODELS 5 TECHNICAL SPECIFICATIONS 10 CONNECTION IN SINGLE WIRE MODE 6 SET UP DIAGRAMS 11 15 WARRANTY This equipment has been produced and tested with care and precision All Tannoy speaker systems are built to give first class service and carry a 5 year warranty Active subwoofers carry a 1 year warranty If the equipment proves to be defective within this period for any reason other than accident misuse unauthorised modification or fair wear and tear Tannoy will repair any such defect or at our option replace it without charge for parts labour or return carriage This warranty is given in addition to the customer s statutory rights If you suspect a problem with your loudspeakers please contact your local Tannoy dealer who will be able to advise on appropriate action INTRODUCTION Thank you for selecting Tannoy loudspeakers developed in the UK b
5. TERMINAL HIGH FREQUENCY POSITIVE TERMINAL LOW FREQUENCY NEGATIVE TERMINAL LOW FREQUENCY POSITIVE TERMINAL EARTH OR GROUND TERMINAL FIG 4 DC Single Wire Mode TO RIGHT SPEAKER R POWER AMPLIFIER TO GROUND OR EARTH CONNECTION ON AMPLIFIER OPTIONAL SET UP DIAGRAMS FIG 5 DC Bi Wire Mode TO RIGHT SPEAKER 1 5 i TO GROUND OR R EARTH CONNECTION SOWER AMPLIFIER ON AMPLIFIER OPTIONAL LINKS REMOVED FIG 6 DC Bi Amp Mode TO RIGHT SPEAKER Lr xu R HIGH FREQUENCY POWER AMPLIFIER LOW FREQUENCY POWER AMPLIFIER L R te JTL TO GROUND OR L EARTH CONNECTION ON HIGH FREQUENCY AMPLIFIER OPTIONAL TO RIGHT SPEAKER LINKS REMOVED ee 13 O SET UP DIAGRAMS SET UP DIAGRAMS lt FIG 7 Recommended Positioning Stereo Pair FIG 9 Position of Omni Mount Threaded Inserts on the Rear of Eyris DC 0 5 METRES OR MORE E LS 1 5 TO 4 5 METRES 1 METRE OR MORE EON FIG 8 Recommended Positioning Home Cinema MOUNTING PLATE OF OMNIMOUNT BRACKET JJOW XO 3813W 071 REAR S3HI3W S Y OL SL REAR _ JYOW YO 3813W S O eu
6. c sound more natural and true to life Music contains transient information and rich harmonics beyond the range of human hearing for pure tones Even bass notes have leading edge transients reaching 30kHz Operating between the roll off point of the exclusive Tannoy mid bass driver unit and 51kHz the Tannoy Eyris SuperTweeter high frequency unit will accurately reproduce the leading edge of individual notes allowing the listener to experience the entire bandwidth information of instruments In addition the extension of the frequency response by fully two octaves corrects time and phase response within the bandwidth of normal human hearing Taking these acoustical phase anomalies beyond the audible range adds realism to the soundstage through improvements in imaging and the placement of instruments DRIVER TECHNOLOGY Dual Concentric Tannoy Dual Concentric drivers have been incorporated into the Eyris DC RANGE Intensive research and development has produced an all new version of this proven technology that builds upon the legendary performance of this exclusive Tannoy driver design The time coherent point source and constant directivity nature of the dispersion characteristics inherent in the Dual makes it an accepted industry standard in studio monitoring By exceeding the rigorous demands of the recording and mastering environment Tannoy can ensure that playback performance in the home whether in two channel stereo or multi channe
7. d LF terminals and remove the link bar and then replace the colour coded nuts as they will be required to clamp the bi wire cables in place Retain the link bars in a safe place for possible future use Be sure that the amplifier is switched OFF and then prepare the two sets of cabling for each side of the system separately Measure and cut four lengths of cable two per speaker Label two of the cable lengths Left LF and Left HF low frequency and high frequency then repeat this process for the right pair f your amplifier is not equipped with separate output terminals for bass and treble information then at the amplifier end of the cables twist the Left LF positive and the Left HF positive together Connect these to the amplifier Left channel positive terminal marked plus or coloured red Twist the Left LF negative and the HF negative cables together and connect them to the amplifier Left channel negative terminal marked minus or coloured black At the loudspeaker end connect the cables labelled Left LF and Left LF to the left hand loudspeaker LF terminals ensuring that you note the polarity markings on the cable sheathing Then proceed to connect the Left HF and Left HF to the HF terminals on the same loudspeaker Repeat this process to connect the right hand loudspeaker to the amplifier right channel output once again ensuring that polarity is correct throughout Switch the amplifier on with
8. e Theatre applications this acoustic benefit provides a very focussed soundstage retaining natural voicing and ensuring that aural effects and speech localisation from left to right and front to rear seamlessly SCREENING The large magnet assemblies on the loudspeaker drive units of all Eyris DC models are fully screened to eliminate colour fringing effects when mounted close to television monitors FRONT SPEAKERS The ultra wide dynamic range and power handling capability of Eyris DC loudspeakers will provide a stunning home cinema experience The speakers should be positioned on either side of the TV or projection screen and then placed in line with the screen surface CENTRE CHANNEL SPEAKER The Eyris DCC centre channel speaker is fully magnetically shielded and designed for installation directly above or below the TV As the main effects speaker for the front soundstage the critical factor in its performance is the placement In all cases the centre channel speaker should be positioned as near to the TV screen as possible The viewing position when seated determines the ideal mounting height but in all cases this should be as close as possible to ear height As with the main speakers the front baffle panel should be as near as possible in line with the screen surface The Eyris DCC centre channel can be wired in single wire bi wire or bi amp modes Please refer to figs 4 5 amp 6 for connection guidance bearing in mind that conn
9. e and that polarity is correct exc TANNOY CONNECTION IN SINGLE WIRE MODE The terminal panels have captive link bars fitted as standard to link the positive and negative HF and LF terminals respectively These must be removed to bi wire the speakers see section entitled Connection in Bi wire mode See fig 4 For optimum performance in single wire mode loudspeaker cable connections from the amplifier should be made to the high frequency HF terminals of the loudspeaker The positive plus terminal on the amplifier left channel marked or coloured red must be connected to the positive HF terminal on the left speaker The left speaker is the one on the left as you look at the stereo pair from your listening position The negative minus terminal on the amplifier left channel marked or coloured black must be connected to the negative HF terminal on the left speaker Repeat this connection process for the right speaker Remember that the positive or red on the amplifier must be connected to the positive or red on the speaker and the negative or black 1o negative Select a signal source such as a CD player switch on the amplifier and slowly turn up the volume control to check that both loudspeakers are reproducing bass and treble information CONNECTION IN BI WIRE MODE Please note in bi wire mode that the link bars must be removed Unscrew the knurled nuts on both the positive and negative HF an
10. ection should be made to the dedicated centre channel output on your A V processor amplifier s WARNING ENSURE THAT THE CHOSEN SUPPORT PLATFORM IS STRONG AND STABLE ENOUGH TO TAKE THE WEIGHT OF THE EYRIS DCC IT IS NOT RECOMMENDED THAT SPEAKER BE BALANCED ON TOP OF THE TV OR PLASMA SCREEN REAR EFFECTS SPEAKERS The integrity of the special effects soundstage created by the source material will be compromised if the speakers are installed on the sidewalls for that reason they should always be placed behind the main viewing position The placement of floor standing Eyris DC3 or stand mounted DC1 speakers at the rear should mirror as near as possible the location of the front pair and 0 5 metres 20 inches from the rear wall Wall mounted loudspeakers DC1 fitted with OmniMount style brackets should be mounted 1 5 to 4 5 metres 5ft to 158 apart with a height mounting height range of 1 5 to 2 metres 5ft to 7ft Alternatively the DC1 s may be shelf mounted although this may present positional compromises that affect ultimate performance WARNING FOR WALL MOUNTING INSTRUCTIONS SEE PAGE 5 AND FIG 9 WHILST ALSO REFERRING TO THE MANUAL PROVIDED WITH YOUR CHOSEN OMNIMOUNT STYLE BRACKET SUBWOOFER As the subwoofer only produces low frequency therefore monaural information it is difficult to detect its location by ear It could as a result be situated anywhere in the room but optimum performance will be gained by locating t
11. he subwoofer between the main stereo pair of speakers Bass output will increase when placed next to a wall or in a corner so use the subwoofer volume control to balance the output with the rest of the system Please refer to the manual supplied with the subwoofer for advice on installation and set up Ee TANNOY 10 TECHNICAL SPECIFICATIONS PERFORMANCE Recommended amplifier power Watts RMS Continuous power handling Watts Peak Peak power handling Watts Sensitivity 2 83 Volts 1m Nominal Impedance Ohms Low frequency alignment 6dB Frequency response 6dB DRIVE UNITS SuperTweeter high frequency Dual Concentric high frequency Dual Concentric low frequency Low frequency Shielded CROSSOVER Crossover frequency Crossover Type CABINET Enclosure type Construction Dimensions inc grille mm inches Volume litres Weight each kgs Finish options Eyris DC1 20 150 110 325 88dB 8 39Hz 39Hz 51kHz 25mm 17 25 micron titanium dome neodymium magnet system 25mm 1 25 micron titanium dome neodymium magnet system 175mm 7 cast chassis 1 8kHz l kHz 1st order LF Dual 1 8kHz 1st order HF Dual 1 8kHz 3rd order SuperTweeter 16kHz Reflex 18mm MDF internally cross braced enclosure 30mm front baffle 460 x 196 x 260 18 x 734 10 11 8 5 18 7 Walnut or Black Ash Eyris DC3
12. l home cinema mode is strictly controlled to accurately reflect the sound engineers artistry In nature all sounds emanate from a single point in space The high frequency unit of the Dual centrally mounted in the throat of the main mid bass driver is so positioned as to acoustically replicate this single point source delivering an incredibly natural sound with an incredibly wide imaging sweet spot that creates an expansive soundstage with remarkably focussed placement of vocals and instrumentation This class leading performance is further enhanced by the inclusion of a pod mounted Tannoy SuperTweeter to extend the frequency bandwidth to over 5OkHz Greater precision tighter imaging and increased presence are assured throughout the entire audible frequency band even with normal Red Book Standard 20kHz limited CD software With such airy and spacious reproduction the Tannoy Eyris Dual series engages the listener in a way perhaps only previously experienced at a live performance AMPLIFIER CHOICE Consult the enclosed product specification sheet as this clearly shows the acceptable power range for amplifier matching to your speakers The high peak power handling of Tannoy loudspeakers permits responsible use with more powerful amplifiers please read the Warranty As with all loudspeaker systems the power handling is a function of voice coil thermal capacity Care should be taken to avoid overdriving any amplifier as this will cause output
13. ling link cables between the loudspeaker terminals be removed Avoid potential damage to your amplifier ensure that all connections are secure and the polarity is correct in all wiring Method illustrated on all terminal panel sketches POSITIONING AND FINE TUNING To get best results from your new Tannoy Eyris DC loudspeakers it is worthwhile spending a little time finding the optimum set up configuration Begin by angling the speakers towards your chosen listening position usually this is on the centre line of the room so that when seated you can just see the inner side panel of each speaker The front of the loudspeaker should not be obstructed in any way The loudspeakers should be located between 1 5 to 4 5 metres 5ft to 150 apart with the listening position set slightly further away than the speakers are apart Avoid positioning the loudspeakers in corners of the room as this will have a negative effect on performance Ideally maintain a distance of at least 0 5 metres 20 inches from the rear wall and 1 metre 39 inches from the side With the speaker in its listening position rock the loudspeaker gently from side to side so that the spikes find their way through the weave of the carpet and on to the solid surface below Once fine adjustments have been made to the spikes to level the loudspeaker and ensure stability tighten the lock nuts firmly but without using undue force See fig 7 BASS TUNING These Eyris DC speaker
14. rms of encoded surround audio 5 1 offers full bandwidth capability for the surround and centre channels with the ability to treat the subwoofer as a single discreet channel for special effects playback or for music applications as a dedicated low frequency instrument channel This places new demands on the surround and centre channel loudspeakers in both the mixing environment and the playback environment The 5 1 format allows the mix engineer in the recording studio to assign audio information to one or more discreet channels of playback providing very vivid and exacting localisation for the apparent sound sources in the listening environment To reliably recreate that accurate localisation during playback the selection and location of loudspeakers becomes the single most critical issue next to the talent of the mix engineer in the studio See fig 8 THE SYSTEM A fully operational 5 1 system consists of two main front loudspeakers two rear effects speakers at the rear usually wall mounted and a centre channel The subwoofer provides the 1 part of the system Total design compatibility ensuring all models share the same acoustical balance and dispersion characteristics means that it is essential that an Eyris DC A V system is built around only Eyris DC Dual Concentric models it is not possible to mix in products with other driver types as the acoustic integration of each has been optimised only for use as a complete system In Hom
15. s have been designed for use in rooms with average to good acoustics without port damper bungs fitted However in smaller rooms where loudspeaker positioning is forced closer to rear or sidewalls the foam port damper bung supplied in the accessory kit can be inserted into the reflex port This will reduce the bass energy but speed up the sound presentation There is no absolute right or wrong here therefore much will depend on your own musical preferences Ee TANNOY GRILLES It is essential that the SuperTweeter diaphragms are not touched any damage will destroy performance and require specialist repair by your Tannoy dealer Any such damage will not be covered under warranty The main Eyris DC grille has been designed to provide acoustic transparency However for ultimate fidelity the enthusiast will appreciate the slight improvement in clarity and detail that is achieved by removing the grilles during listening WARNING PROTECTIVE TWEETER GRILLES ARE SUPPLIED FITTED TO THE SUPERTWEETER HOUSING THEY ARE HELD IN PLACE BY MAGNETISM SO IF THEY DO REQUIRE REMOVAL AND REPLACEMENT PLEASE DO SO EXTREMELY CAREFULLY NO PRESSURE NEED BE APPLIED ON REFITTING TRANSIT PROTECTION CARD SHOULD BE REMOVED DURING INSTALLATION CARE OF CABINET The cabinets should only be cleaned with a dry cloth or with a light application of quality non silicone furniture polish EYRIS DC HOME THEATRE 5 1 GENERAL INFORMATION Unlike other fo
16. tend the footprint of the speakers to aid stability and provide an efficient acoustic coupling with the floor are in an accessory kit packed in the end of the box To fit these lay the speaker down gently on its back and align a slot in a metal foot to one of the threaded inserts located in the base Insert the bolt supplied noting the correct positioning of the two washers and tighten firmly while pushing the foot against the sidewall of the cabinet ensuring there is no unwanted movement Repeat the process with the remaining three feet Eyris floor standing models perform best with carpet piercing spikes fitted These are supplied along with lock nuts and should be inserted into the threaded holes in the base of the metal feet Level the speaker and then tighten the lock nuts firmly but without using undue force Spike locating cups are provided in the accessory pack and these may be used to protect sensitive floor surfaces See fig 2 WARNING ENSURE THAT THE SPIKES ARE LEVELLED AND THAT THE LOCK NUTS ARE TIGHTENED FIRMLY THE SPIKES SHOULD BE PUSHED THROUGH THE CARPET TO LOCATE INTO THE FLOORING SURFACE BY APPLYING PRESSURE TO THE TOP OF THE CABINET IF USING ON A SENSITIVE FLOOR SURFACE PLACE THE PROTECTIVE CUPS UNDER THE LEVELLED SPIKES FAILURE TO DO SO COULD RENDER THE SPEAKER UNSTEADY AND RESULT IN DAMAGE OR INJURY SHOULD IT BE KNOCKED OVER STAND MOUNTING MODELS Stand mounting or bookshelf speakers should be located sec
17. the volume control set at its lowest setting Select a favourite source and slowly turn up the volume to a low level Check that bass and treble information is being reproduced from both speakers if not switch off the amplifier and recheck the connections See fig 5 BI AMPING Bi Amping extends the principle of bi wiring one stage further In this connection option separate power amplifiers are used for bass and treble signals in each loudspeaker Four mono or two stereo amplifiers of the same type are required for a stereo pair of loudspeakers Ensure that the cable links between the loudspeaker terminals are removed and that correct polarity is maintained throughout If two stereo amplifiers are used it is recommended that one amplifier supply bass information to left and right loudspeakers and the other the treble information See fig 6 CONNECTION OF EARTH OR GROUND LEAD Use of a shielded or screened loudspeaker cable will offer further performance advantages when used with the five way terminal panel The screening termination should be connected to the earth or ground green terminal on the loudspeaker and to the ground or earth connection on the amplifier Alternatively if you are not using a screened loudspeaker cable but wish to utilise the earthing facility run a single cable between the earth or ground green terminal on the loudspeaker to the earth ground connection on the amplifier It is essential that the coup
18. urely on stands or a shelf in an appropriate position to place the SuperTweeter high frequency unit roughly at ear height when seated in the chosen listening position Positioning recommendations for stand mounted speakers can be found under the section entitled Positioning and fine tuning WALL MOUNTING REAR CHANNEL SPEAKERS The Eyris has been designed to act either as a stand mount stereo pair or as stand or wall mount rear speakers in a multi channel system configured for home cinema applications The speaker is provided with threaded inserts in the rear panels to accommodate the fixing hardware for an OmniMount type speaker wall bracket This widely available design of bracket allows the speaker to be angled to provide the best acoustic performance from the rear soundstage WARNING IT IS ESSENTIAL TO SELECT THE CORRECT TYPE OF SCREWS AND FIXINGS TO SUIT THE CONSTRUCTION MATERIAL OF THE WALL ONTO WHICH THE SPEAKER IS TO BE MOUNTED ENSURE THAT THE OMNIMOUNT HANGING BRACKET IS FIXED TO THE WALL IN A SECURE MANNER FAILURE TO DO SO COULD RESULT IN DAMAGE OR INJURY SHOULD THE SPEAKER BECOME DETACHED IN USE SEEK PROFESSIONAL ADVICE IF YOU ARE UNSURE WHICH WALL FIXING IS BEST SUITED TO YOUR PROPOSED MOUNTING LOCATION INSTALLATION To avoid potential damage to your loudspeaker ensure that the amplifier is switched OFF prior to connecting or disconnecting any cables Before switching on double check that all connections are secur
19. y our dedicated team of design engineers They are the choice of discriminating music lovers the world over Musical excellence is designed into our loudspeakers from the start Careful selection of the very best components combined with strict quality control procedures in the production process ensures this level of excellence is maintained To gain maximum performance from your loudspeakers please take time to read this owner s manual in full before installation Once you have set up your new loudspeakers please complete and return the registration document this does not limit your legal rights Loudspeakers are electromechanical devices that run in through use performance will therefore improve after an initial period of 24hrs use Once they have been further run in over a longer period there will be clear enhancement of the stereo imaging mid band quality and bass performance characteristics We are confident that you will continue to enjoy your new Tannoy Eyris Dual loudspeakers for many years to come SUPERTWEETER TECHNOLOGY Tannoy has incorporated its own WIDEBAND technology into the design of all Eyris DC loudspeakers Not only does this exceptional in house technology resolve fine detail of high frequency information but it also to effectively enhances the listening experience throughout the whole frequency range The Tannoy SuperTweeter high frequency system creates an increased immediacy airiness and impact making musi
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