Telex EVID Ceiling Speaker Systems Speaker User Manual
Contents
1. EVID Ceiling Speaker Systems Installation and Operation Manual EV D Table of Contents EV Innovative Design Table of Contents ii WECOME 1 Important Features 1 Model Summary 2 Pack ng List Gh eS Sh 2 Product Feature Identification 5 Installation and Wiring 4 Step 1 Cut the Hole 5 Step 2 Install C Ring and or Tile Rails 5 Step 3 Attach Wiring to the Terminal Connector 5 Step 4 Secure the Cable to the 4 u ahs su Gad ERR eee 6 Step 5 Mount the Speaker into the Cl a xa x yal ea Be ea Q 7 Step 6 Connect an Auxiliary SUDDOTLL N 8 Step 7 Adjust Tap Selector 8 Step 8 Insert the Grille 8 Appendix A Painting the Speaker 9 Appendix B System Design Guide 10 Selecting and Positioning Ceiling Loudspeakers 10 Ceiling Systems Size vs Coverage 10 Use of Subwoofers 11 Appendix Troubleshooting Table 12 Appendix Warranty 13 Exclusions and Limitations 13 Appendix E Product Specifications 14 ii EVIDTM Ceiling Series Installation and Operation Manual Welcome Important Features Ey VVelcome important Features Thank you for purchasing EVID Ceiling2. America USA Telex Communications Inc 12000 Portland Ave South Burnsville MN 55337 USA Phone 952 884 4051 Fax 952 884 0043 Canada East Acoustik GE Inc 5715 Kincourt Montr al PQ H4W 1Y7 Canada Phone 866 369 2864 514 369 2864 Fax 514 487 9525 Canada Ontario HEK Marketing Inc 27 Fearn Crescent Ajax ON L1S 5L7 Canada Phone 800 494 6770 Fax 905 619 0366 Canada West KMT Pro Audio 04 301 Nassau Street North Winnipeg MB R3L 245 Canada Phone 888 850 8811 Fax 204 489 7614 Mexico Telex de Mexico S A de C V Av Parque Chapultepec 66 202 Col El Parque Edo de Mexico Phone 52 55 5358 5434 Fax 52 55 5358 5588 Latin America Telex Communications Inc 12000 Portland Ave South Burnsville MN 55337 USA Phone 952 887 5532 Fax 952 736 4212 Europe Africa amp Middle East Germany Telex EVI Audio GmbH Hirschberger Ring 45 D 94315 Straubing Germany Phone 49 9421 706 0 Fax 49 9421 706 265 France EVI Audio France S A Parc de Courcerin All e Lech Walesa F 77185 Lognes France Phone 33 1 6480 0090 Fax 33 1 6006 5103 UK Telex Communications Ltd 4 The Willows Centre Willow Lane Mitcham Surrey CR4 4NX UK Phone 44 208 646 7114 Fax 44 208 640 7583 Africa amp Middle East Telex EVI Audio GmbH Hirschberger Ring 45 D 94315 Straubing Germany Phone 49 9421 706 0 Fax 49 9421 706 265 Asia amp Pacific Rim Japan EVI Audio Japan Ltd 5 3 8 Funabashi Setagaya Ku Tokyo Japan 1
3. the tile bridge installed The secondary sup port line at the rear of the speaker MUST be strung taut in these situations and MUST remove most of the force of the speaker on the tile to ensure that the speaker does not deform the tile Step 5 Mount the Speaker Into the Ceiling Figure 16 Push the speaker into the ceiling hole until the front baffle rim is flush with the ceiling Tighten the mounting tabs by turning the screw clockwise until the speaker is secure Please note that the first clockwise quar ter turn rotates the attachment tabs out ward The remaining turns tighten the tabs down onto the back of the ceiling surface see Figure 17 Figure 16 Mount speaker into ceiling Figure 17 Tighten mounting tabs EV D EV Innovative Design INSTALLATION NOTE MOUNTING TABS For each attachment screw first turn one half turn counterclockwise to release the mounting tab from its guide Step 6 Connect an Auxiliary Support Line Figure 18 Note the support ring on the back of the speaker The ring allows for connection to a independent and secure anchor point Construction codes often require the use of this secondary support point Figure 18 Attach auxiliary support line Step 7 Adjust Tap Selector Figure 19 The tap selector switch is located on the front baffle Adjust the speaker to the appro priate tap setting before installing the grille In some 70V 100V constant voltage
4. Part A 2 Speaker system B 4 Tile rails C 2 C ring support D 2 Grille E 1 Owner s manual F 4 Support ring screws G 2 Terminal connector H 1 Service center card 1 Cutout template J 2 Paint Shield Figure 1 EVID packing list 2 EVID Ceiling Series Installation and Operation Manual Product Feature Identification Ey EVID Ceiling Series Systems sold in pairs Model Part No Description C4 2 301258000 4 coaxial speaker with horn loaded Ti coated tweeter C8 2 301261000 8 coaxial speaker with horn loaded Ti coated tweeter C8 2LP 301318000 Same as C8 2 above except with low profile backcan C8 2HC 301262000 8 waveguide coupled coaxial speaker with horn loaded Ti coated tweeter C10 1 301263000 10 High performance subwoofer Patent pending EVID Series Ceiling Mount Speaker Accessories Model Part No Description RR 42 301305000 Rough in plate for new construction involving the EVID C4 2 package of 4 RR 82 301306000 Rough in plate for new construction involving the EVID C8 2 and C8 2LP package of 4 RR 810 301307000 MRough in plate for new construction involving the EVID C8 2HC and C10 1 package of 4 RPK 42 301308000 Rough in package for new construction involving the C4 2 speaker only package of 2 RPK 82 301309000 Rough in package for new construction involving the C8 2 and C8 2LP speaker only package of 2 RPK 810 301310000 Rough in package for new construction in
5. items described in the individual product line statements below or in the individual product sheet or owner s manual c malfunction resulting from use or opera tion of the product other than as specified in the product data sheet or owner s manu al d malfunction resulting from misuse or abuse of the product or e malfunction occurring at any time after repairs have been made to the product by anyone other than Electro Voice Service or any of its authorized representatives Obtaining Warranty Service To obtain warranty service a customer must deliver the product prepaid to Electro Voice Service or to any of its authorized service representatives together with proof of purchase of the product in the form of a bill of sale or receipted invoice A list of authorized service representatives is avail able from Electro Voice Service at 12000 Portland Avenue Burnsville MN 55337 Ph 877 863 4166 Ey Incidental and Consequential Damages Excluded Product repair or replacement and return to the customer are the only remedies provided to the customer Electro Voice shall not be liable for any incidental or consequential damages including without limitation injury to persons or property or loss of use Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclu sion may not apply to you Other Rights This warranty gives you specific legal
6. required The fidelity and bandwidth of the unit is substantial and is ideal for applications requiring high quali ty foreground music reproduction The C8 2 has substantial low frequency energy down below 60Hz This is more than sufficient for most applications Layout How Many The chart below shows the effective cover age diameter of the EVID models assuming a 4 foot listening plane height Using these fig ures you can lay out a coverage pattern for the job after deciding the overlap criteria described earlier on page 10 Coverage Diameter by Ceiling Height Model 8 12 20 24 C4 2 17 34 68 85 C8 2 11 5 23 45 57 C8 2HC 6 5 12 24 30 C10 1 180 coverage Ey Use of Subwoofers The C10 1 subwoofer can add considerable low frequency performance to any EVID installation It is important to note that the C10 1 subwoofer depends on the ceiling and walls to properly load itself and to rein force its bass output Correct positioning is important to get maximum impact In smaller rooms when a single C10 1 is used a center or near center position is best This gives the most even coverage For larger rooms where more than one C10 1 are employed the added effect of the room s walls can be used In such a space position the subwoofers evenly throughout the room and a few feet from the wall or corners The added loading of the walls will enhance the response in these larger areas EVID Ceiling Series Installation an
7. 56 0055 Phone 81 3 5316 5020 Fax 81 3 5316 5031 Australia EVI Audio Aust Pty Ltd Slough Business Estate Unit 23 Silverwater N S W 2128 Australia Phone 61 2 9648 3455 Fax 61 2 9648 5585 China EVI Audio HK Ltd 7th Floor China Minmetals Tower No 79 Chatham Road South Tsim Sha Tsui Kowloon HK Phone 852 2351 3628 Fax 852 2351 3329 Singapore Telex Pte Ltd 3015A Ubi Road 1 05 10 Kampong Ubi Industrial Estate Singapore 408705 Phone 65 6746 8760 Fax 65 6746 1206 www electrovoice com Telex Communications inc www telex com Telex Communications Inc 07 2003 Part Number 38110 143 Rev C 7 8 2003
8. Matches acoustically to the EVID surface Series loudspeakers Read through this man mount speaker line ual to familiarize yourself with features Model for model has superior perform applications and precautions before you use ance to competing brands these products Comes with both 70V 100V or 8 ohm EVID Ceiling Series loudspeakers use Operation standard on every model innovative design and materials to provide Includes all installation accessories premium level performance in a flush mount commonly needed for most jobs ceiling format Four models comprise the EVID Ceiling Series the C4 2 with a 4 inch LF driver and a 75 inch titanium coated tweeter with waveguide the C8 2 with an 8 inch LF driver and a 1 inch titanium coated tweeter with waveguide the C8 2HC with a fully waveguide loaded 8 inch LF driver and a 1 inch titanium coated tweeter and the EVID 10 1 a true ceiling mounted subwoofer designed to augment and extend the full range model s low frequency response EVID Ceiling Series Installation and Operation Manual 1 EV D EV Innovative Design EVID C4 2 Perfect for conventional rooms It has excel lent bandwidth in an esthetically very unob trusive installation profile Its compact design fits in tight areas Its 4 inch woofer and waveguide coupled titanium coated dome tweeter give smooth wide frequency response The enclosure is ported and tuned to provide surprising bass response in such
9. a compact package Features an easy 3 point mounting system for quick installations EVID C8 2 The C8 2 has a specially tuned enclosure and 8 inch woofer to provide amazing bass response The 1 inch waveguide coupled tweeter give smooth controlled coverage out to 20 kHz Perfect for installations where a flush mount design is desired but demand for high quality audio exists Features a 4 point mounting sys tem to make installations fast and easy EVID C8 2LP The C8 2LP is the same as the C8 2 but in a lovv profile installation package Ideal for tight ceiling spaces EVID C8 2HC The EVID C8 2HC is ideal for high ceilings and reverberant problem rooms Its exclusive ported waveguide coupled 8 inch driver pro vides excellent intelligibility and definition The 8 2 5 patent pending design provides great coverage control throughout the voice range and above No other ceiling speaker sys tem provides the combination of excellent pat tern control wide bandwidth high power han dling and compact design like the C8 2HC EVID C10 1 The C10 1 packs a 10 inch subwoofer in a tuned high performance enclosure to give amazing low frequency performance down to 45Hz It is one of the few quick mount ceiling TRUE subwoofers available Flexible installation and powerful low end perform ance make it the ideal mate to any EVID ceil ing model Model Summary Packing List Packing List Figure 1 Figure Quantity
10. d p suolsu ul q uone nui ds EVID Ceiling Series Installation and Operation Manual 14 Bul Sununoul M 09 0 S 1 uo AOL GZ AOOL AOZ 08 dP v6 V N DEOLH AO UM M 001 ZH 091 2 SP VOL O GIA Bul Sununoul SLL M 09 0 S 1 uo A02 S AOOL AOZ 08 dP 66 201 00 GZ uono 1loid DEOH AO ym M SZ ZH 02 2 OS JH2e 89 Bul Sununoul 06 1 9 7 uo A02 8 1 AOOL AOZ 08 gp 16 601 00 01 1 uono 1oid DEOH AO UUM M SZ ZH 02 2 OS 412 82 GIA3 Sununoul l 1 MOS S L S 6 uo A02 8 1 AOOL AOZ 08 gp 16 201 00 01 1 DEOH AO UUM M SZ ZH 02 2 OS 89 Sulu Sununoul 06 1 9 6 uo A02 8 1 AOOL AOZ 308 gp 98 621400 2061 DEOH AO UM MOS ZH 02 2 99 V GIAA S HOSS EB p pnioul sde Mod AOOL AOZ indu ui VAL 145 AAnisu s uz ned O8 Buiipueu suods l A u nb l i uone num ds 15 EVID Ceiling Series Installation and Operation Manual Notes 16 EVID Ceiling Series Installation and Operation Manual Notes EVID Ceiling Series Installation and Operation Manual 19
11. d Operation Manual 11 Appendix Troubleshooting Table EV Innovative Design Troubleshooting Table Problem No output Questionable or intermittent out put such as crackling Constant noise such as buzzing hissing or humming Poor low frequency output Possible Causes Amplifier Speaker cable s Faulty connection Improper power tap setting A faulty electronic device in the signal chain Poor system grounding Out of polarity hookup between multiple speakers Action Make sure the amplifier channel is being fed an input signal preferably via a signal input indicator on the amp Check that the amplifier channel s volume is turned up Connect the speaker and cable which had no output to another amplifier channel making sure an input signal is fed to the new amp channel If you then get output the problem was the amplifier channel If not then the problem may be in the cable or speaker Replace the cable s connecting the loudspeaker system and amplifier Check all cabling for proper connector contact A bad connection can result in intermittent contact or dramatically increased resistance which in turn can cause reduced output or noises unrelated to the signal Check the power tap setting under the speaker grille to ensure the setting is appropriate for the installation and amplifier chosen Since loudspeakers cannot generate these sounds by themselves yo
12. e Figure 14 Hold the strain relief fittings tight around the cable Tighten the strain relief screws first then the hori zontal screw In the cases of insulated speaker wire and plenum cable it is often possible to provide acceptable strain relief force by simply tightening the strain relief screws onto the terminal cover plate b Figure 14 Secure cable through fitting 2 H the installation used flexible BX or rigid EMT conduit an alternate conduit fitting can be used See Installation Note and Figure 15 below Figure 15 Alternate conduit fitting INSTALLATION NOTE ALTERNATE CONDUIT FITTINGS Some cases require alternate fittings many of which are available through most electrical suppliers Simply remove the existing fitting by unscrewing the two hold down screws exposing a 7 8 inch 22 mm knockout hole Then install the alternate fitting Make sure to always use a listed fitting in accordance with your area s building codes and regulations EVID Ceiling Series Installation and Operation Manual Ey INSTALLATION NOTE CEILING TILE CAUTION When mounting the units into 2 x2 or 2 x4 suspended ceiling tiles DO NOT install them in lightweight fibreglass type tiles without full secondary support for the speaker as noted in Step 6 Such tiles are not designed to support any substantial weight Speaker installation without secondary support will cause the tile to sag and distort even with
13. e overlap the more uniform the coverage The illustration below shows these various layout patterns Ceiling Systems Size vs Coverage In the past system designers usually specified 8 inch cone loudspeakers for distributed over head systems at least in part because they rep resented the traditional choice EVID systems however allow for far more flexible options In many cases you can achieve excellent results at a significant savings by using 4 inch transducers This is especially true in jobs that do not require extended low end response or high SPL levels 4 inch transduc ers such as those used in the C4 2 offer wider dispersion to allow for fewer speakers to be employed in the job For example due to its smaller cone diameter the C4 2 exhibits signif icantly wider dispersion 130 degrees than the C8 2 110 degrees at the 6 dB points The effect of this characteristic on an over head system is indicated in Figure 23 In replacement applications where existing speaker positions are used the C4 2 shown in angle A offers greater overlap and thus more uniform coverage than an older conventional 8 inch unit shown in angle B When specify ing a new system you can take advantage of the C4 2 s wider dispersion to decrease the number of speakers required to cover a given area This will result in even greater savings Ceiling Figure 23 Size vs coverage Of course the C4 2 is somewhat less sen
14. h the C4 2 In order to maxi mize the low frequency output when used with the C8 2 C8 2LP or C8 2HC the polarity of the C10 1 subwoofer should be reversed See Figures 11 and 12 Installation and Wiring C10 1 Subwoofer C4 2 Loudspeaker Figure 11 Subwoofer polarity with C4 2 C8 2 C8 2HC C8 2LP Loudspeaker C10 1 Subwoofer Figure 12 Subwoofer polarity with C8 2 C8 2HC C8 2LP When all wiring has been completed to the connector plug the connector into the socket in the speaker s terminal cup See Figure 13 Tighten all screws to eliminate vibration Input connector Horizontal screw Hold down screw Terminal Strain block relief Screws KS Figure 13 Plug connector into socket Step 4 Secure the Cable to the Speaker Figure 14 Fully loosen the horizontal screw shown in Figure 13 then the strain relief screws Run the wires through the opening in the fitting and plug the input connector into the speak er s terminal block Then tighten the strain relief fitting as follows 6 EVID Ceiling Series Installation and Operation Manual Installation and Wiring 1 If plenum cable is used slide the wiring through the strain relief fitting on the termi nal cover plat
15. installa tions it is advisable to leave the grilles off if final speaker audio level balance adjust ments are to be made later After the levels are adjusted the grilles can then be installed Figure 19 Adjust tap selector left C4 2 C8 2 C8 2LP right C10 1 C8 2HC Installation and Wiring EVID 4 2 C8 2 and C8 2LP In addition to the 8 ohm setting the power taps are 30 W 15 W 7 5 W and 3 7 W at both 70 7V and 100V with a 1 8 W tap for 70 7V only EVID C8 2HC and C10 1 In addition to the 8 ohm setting the power taps are 60 W 30 W and 15 W at both 70 7V and 100V with a 7 5 W tap for 70 7V only Step 8 Attach the Grille Figure 20 INSTALLATION NOTE GRILLE SAFETY FEATURE EVID grilles features a unique safety tether to prevent the grille from falling if the grille is removed or comes loose after installation First install the grille s safety tether by pushing the grille fastener into the hole in the front of the baffle See Figure 20 Second press the grille into place until the front of the grille is flush with the rim of the baffle Make sure the grille is securely seated to prevent it from vibrating loose If you need to remove the grille the easiest way is to insert two bent paper clips or other pointed objects into holes in the grille then apply slow even pressure to pull down on the grille until that section of the grille comes out slightly Continue the same procedure around the
16. lign the rails so that the ends extend OVER the T channel grid on the side of the tile Secure the rails onto the C ring tabs by inserting a screw though each tab into the rail as shown in Figure 7 Figure 7 Secure rails to C Ring EVID Ceiling Series Installation and Operation Manual Ey INSTALLATION NOTE TILE RAILS AND C RING Each speaker comes with two tile rails which are designed to fit either standard 24 inch wide or 600 mm wide tiles It is important to note that the tile rail pieces do not actually attach to the T grid struts The ends of the rails sit OVER the T grid strut Normally the tile supports the rails The tile rails are pre punched at regular intervals with holes along their length This allows the C ring to be posi tioned at any point along the rail If the tile comes out or falls apart the ends of the sup port rails fall onto the T grid which prevents the speaker assembly from falling Always use all included support hardware when installing into suspended ceiling tiles to make sure the installation is secure For sheetrock ceiling installations the C ring should be used by itself to reinforce the ceiling material and to spread out the pres sure from the speaker hold down tabs Guide the C ring through the cut hole in the ceiling and place it on the back side of the hole before inserting the speaker Step 3 Attach Wiring to the Terminal Connector Figure 8 Insert the bare end of wire int
17. o the appro priate connector terminals as described below and screw down the hold down screw until tight using a small screwdriver Figure 8 Tighten with screwdriver EV 3D EV Innovative Design INSTALLATION NOTE CONNECTOR WIRING GUIDELINES The input connector s 4 terminals are num bered and marked on the connector Pins 1 and 2 are positive pins 3 and 4 are negative Pin 1 is connected to Pin 2 and Pin 3 is con nected to Pin 4 inside the speaker Pins 1 and 4 are used as daisy chain connections to other loudspeakers Two possible layouts for wiring a group of speakers are described below 1 Wiring in parallel Connect the wire pair of the subsequent speaker to pins 2 and 3 When one input connector is removed subsequent speakers will remain connected See Figure 9 2 Daisy chaining Connect the wire pair of the subsequent speaker to pins 1 and 4 When one input connector is removed sub sequent speakers will also be disconnected See Figure 10 1234 nil From amplifier or q H To next speaker Figure 9 Parallel wiring 4 To next speaker From amplifier or previous speaker Figure 10 Daisy chain wiring INSTALLATION NOTE SUBWOOFER POLARITY When adding a subwoofer be sure to observe the correct polarity The C10 1 subwoofer has been designed for optimum performance when used wit
18. optional RR and RPK series of rough in accessories before the ceiling material is installed The rough in accessories provide a cutout guide when many holes are to be made in a pro duction line style installation and to ensure the speakers are positioned correctly as the holes are cut in the sheetrock Depending on the requirements two types of rough in accessories are available RR Series Mounting Plates RR series plates are made of flat sheet metal with holes to attach to the joists or trusses of a building structure The holes are drilled for nails or screws at 16 inches 406 mm 20 inches 508 mm and 24 inches 610 mm on center The installer can drill other holes as needed up to a maximum of 24 3 4 inches 630 mm apart The sheetrock installs over the plate and the plate provides a template for a blind cutout of the hole in the sheet rock The ceiling material is generally cut with a router type cutting tool using the plate ring as a cutout guide The mounting plate is illustrat ed in Figure 4 Installation and Wiring Figure 4 Speaker mounting plate RPK Series Kits The RPK series rough in kit contains a RR series plate with a standard 2 gang electrical box mounted on the top with an attached short length of flexible conduit which con nects to the ceiling speaker conduit clamp on the speaker s rear terminal cover This accesso ry allows for rigid conduit to be run to the box on the rough in plate before the
19. or cardboard paint shield into the front of the speaker to mask the drivers and internal baffle paint the speaker then remove the shield EVID Ceiling Series Installation and Operation Manual 9 END Appendix B System Design Guide EV Innovative Design Selecting and Positioning Ceiling Loudspeakers Several key criteria determine the type and quantity of ceiling speakers to employ in a job Specific EVID Ceiling Series models accommodate each job depending on how these criteria are specified e Room size Coverage density desired Coverage angle specification of the speaker Ceiling height Audio program material being played The information below and the free design program downloadable from www electro voice com under downloads speakers will help you optimize your EVID design In the traditional approach to overhead distributed systems loudspeakers are placed in a grid whose dimensions are dictated by the room height and the directivity of the speaker elements Two basic placement pat terns prevail square spacing and hexagonal or crisscross spacing See Figure 22 Grid Edge to edge Minimum Center to overlap center o s h Q Z s 111 42 0 g l D Figure 22 Coverage patterns In addition to the spacing pattern the designer must choose between three cover age density types designated respectively as edge to edge minimum overlap and cen ter to center The greater th
20. perimeter of the grille loosening a por tion at a time until the grille is removed Figure 20 Attach the grille 8 EVID Ceiling Series Installation and Operation Manual Appendix A Painting the Speaker Ey If the speaker is installed in an area vvhere the interior design requires a color match these speakers are simple to paint The speakers can accommodate almost any type Of latex or oil based paint The bezel rim can be painted before installation or after mounting into the ceiling Painting Process Clean the rim and grille vvith mineral spirits or other light solvent Do not use harsh sol vents such as gasoline kerosene acetone or other chemicals If you use these cleaners you may permanently damage the enclosure Also don t use abrasives products such as sandpaper or steel wool Either by rolling or spraying apply two or more thin coats of paint If you are spraying hold the spray can at the angles shown in Figure 21 180 las 45 Baffle 1807 n do not paint Figure 21 Spray painting angles If you are painting the grille also you must first remove the internal grille cloth Spray painting is strongly recommended If the grille is rolled or brush painted the grille may become clogged with paint and the sound quality will suffer After the paint has dried replace the internal grille cloth If you wish to paint the speaker along with the ceiling after installation insert a plastic
21. rights and you may also have other rights which vary from state to state Maintenance No maintenance is required when installed in accordance with installation and wiring guidelines described in this manual EVID Ceiling Series Installation and Operation Manual 13 Product Specifications EV Appendix E EV Innovative Design 4 AOSSO O A SSE A p dwep Ajjeusejul ulqeo p llodi I S opuns lqelured SHUM sJoyuoue 93 6601 V N QUOD D ZL UlB M 44 ww 092 OL l z q pue p lel O AVE IN pue ainsojoue 1S 0 2 sq S S 4 uw OSE 8 8 L ww 022 x 806 9 ZL X GEL VOL GIA 4 AOSSO O2 aAIssed M pedwep Aem om p9jdnoo spinbenem ulqeo p od 98 S a0eLINS lqeyured SHUM sloyoue 3 6601 2 1 WW GZ L uo 2 4 yBiy ww GOZ 8 2 pue lHEq peyel O AVE IN pue ainsojoue 1S 64 0 9 sql Z l ww OSE 8 8 L ww 022 x 0 921 X GEL JH e 89 99 BAISSed M pedwep uBbisap Aem om ulqeo I S euns lqelured SHUM sJoy
22. si tive than the 8 inch C8 2 The difference is 5 dB The C4 2 will also have slightly reduced low frequency capabilities below 65 Hz However neither of these factors is a sig nificant problem in many distributed systems The C4 2 is conservatively rated to handle 80 watts of continuous power equal to or greater than most other brands of 8 inch units so its continuous SPL output will be more than ade quate Moreover its low frequency output can easily be augmented with the addition of the C10 1 subwoofer For these reasons the C4 2 represents a great way for you to pro vide good audio coverage while maintaining a competitive edge in price quotes in installa 10 EVID Ceiling Series Installation and Operation Manual Appendix B System Design Guide tions that do not need the extended perform ance of the larger models Reverberant Rooms and High Ceilings Situations arise however in which con trolled coverage is more desirable than broad dispersion Very large live spaces such as gymnasiums convention centers shopping mall atriums and the like all ben efit from more controlled sound projection In such installations the EVID 8 2HC is the best choice Its 75 degree coverage pattern above 1kHz provides more intelligibility in large acoustically live spaces It also has a high 93GB sensitivity rating for optimum efficiency SPL Requirements How Loud The EVID C8 2 is a great speaker to use when higher SPL is
23. speaker or any sheetrock is installed After the sheetrock is installed the speaker can be wired up and mounted all from below the ceiling The RPK mount system is shown in Figure 5 Figure 5 RPK mounting system INSTALLATION NOTE CONTROLLING VIBRATION Because of their high performance EVID ceiling loudspeakers can generate substantial vibration which can cause buzzing in loose sections of the ceiling structure Depending on the character of the ceiling tile and relat ed components dampening material may need to be used under the tile rails or the edges of the tiles to eliminate rattles 4 EVID Ceiling Series Installation and Operation Manual Installation and Wiring Step 1 Cut the Hole Figure 6 For suspended tile or sheetrock ceilings cut out the hole either by tracing the cardboard template or with a circular cutter set to the appropriate cutout size If the wire has been pre installed pull the wiring through the cutout hole in Figure 6 Cut ceiling hole Step 2 Install C Ring and or Tile Rails Figure 7 All EVID speakers come packaged with two types of backing hardware a C ring and two tile rails For suspended ceiling installations insert the C ring through the hole cut in the ceiling tile Place the C ring around the hole with the tabs located as shown in Figure 7 Insert the tile rails through the cut hole in the ceil ing tile Snap the two rails into the two tabs in the C ring and a
24. u may have a faulty electronic device in the signal chain Check and correct the system grounding as required When two speakers are hooked up out of polarity out of phase the low frequencies cancel each other out Try reversing the polarity of one of the speakers either by turning around a dual banana plug at the amplifier or by reversing the tip sleeve leads on the jack Whichever condition results in greater low frequency output is the in polarity condition If none of the suggestions below solves your problem contact your nearest EV service center or EV distributor 12 EVID Ceiling Series Installation and Operation Manual Appendix D Warranty Uniform Limited Warranty Electro Voice speakers and speaker systems are guaranteed against malfunction due to defects in materials or workmanship for a period of five 5 years from the date of orig inal purchase The Limited Warranty does not apply to burned voice coils or malfunc tions such as cone and or coil damage result ing from improperly mounted or installed enclosures If a covered malfunction occurs during the warranty period the product will be repaired or replaced at our discre tion without charge The product will be returned to the customer prepaid Additional details are included in the Uniform Limited Warranty statement Exclusions and Limitations The Limited Warranty does not apply to a exterior finish or appearance b certain specific
25. uoue 93 6601 1UI0d p p yeiS lul 2 1 WWW GZ L QUOD 2 2 4 yBiy ww goZ 8 l z q pue peyel O AVE IN pue ainsojoue 81S O S sql LL WW 008 8 L L uw 92 x 061 19 OL x 0 Z 412 8 GIA3 4 AOSSO O 19980 pedwep uBbisap ulqeo oeuns lqelured SHUM sJoyoue BBo1 1UI0d p 2 1 WW GZ L uo 2 4 yBiy ww 502 8 2 pue leq peyel O AVE IN pue ainsojoue 1S O S sq LL ww 008 8 L L ww 0 2 x 492 i9 OL X 0 01L 89 4 AOSSO O A SSE A pedwep ileul lul uBis p AEM OM ulqeo p 1lOq I S Pe e09 JEPMOd opuns lqelured SHUM sJoyoue l55o uiod 2 1 WW 61 SZ D ZL U1B M 2 4 yBiy ww 001 F l z q pue leq p lel O AVE IN pue ainsojoue 1S 6y Z Z sql 9 WW 012 28 ww L84 x 911 ih ZX 69 V GIAA ubisap onsnooy uon n nsuo ll S10 09 lQEIEAV ul 3sAs BununoIilN 4 onpsue JH 1 npsue 47 012 1 15 2 y ulqeo Y B AA 4 ulp p q z q wep x l
26. volving the C8 2HC and C10 1 speaker only package of 2 Product Feature Identification Steel Removable input terminal connector backcan Q Seismic tab lt J auxiliary support ring or COR Strain relief fitting Terminal cover plate Grille safety tether Mounting rille safety screws tether hole Rotating mounting tabs Figure 2 Bottom of speaker Figure 3 Top of speaker EVID Ceiling Series Installation and Operation Manual 3 EV 3D EV Innovative Design The EVID mounting system has been designed so that if necessary the installation can be done from beneath the ceiling In some cases with a suspended ceiling grid however it may be easier to access from both the top and bottom of the ceiling tile during the installation process Typical installation hardware needed for either suspended ceil ings or sheetrock ceilings is included The ceiling speaker assembly is held in place by mounting tabs that securely grip the ceiling material Input wiring is attached to a remov able terminal block connector that can be pre wired if necessary before speaker installa tion to speed up the installation process INSTALLATION NOTE USE OF OPTIONAL ROUGH IN ACCESSORIES For most installations no additional hard ware is needed However a two step installa tion procedure that is sometimes used for installation into sheetrock ceilings can be made easier by the use of the
Download Pdf Manuals
Related Search