Cinema 5000 Series Screen Channel Systems
Contents
1. rail board bottom and top of horn will be used to fasten front strap along the seam or juncture of baffle board and horn flange Cover the seam of the top of horn and bottom of baffle board with front strap Fasten two ends of front strap two holes at each end of strap into C channel with 1 4 20 x 7 8 Philips screws with 1 4 spring lock and flat front view 5672 5674 horn assembly washers into pemnuts in the C channel as before Fasten screws through top horn flange and bottom of baffle board with 1 4 20 x 7 8 Philips screws with 1 4 spring lock and flat washers into the back strap positioned on rear side of baffle horn Do not overtighten Only screw heads with washers should be visible from the front view of assembly STEP 3 Attach HF horn to baffle board back strap See diagram above f Front load the HF horn using 1 4 20 x 7 8 upright rails a 35 C channel Philips screws into 1 4 spring lock and flat washers through the horn flange and baffle yoke board and secure on rear of board with flat connects to throat section washer and 1 4 20 hex nut j 2352 horn with 5672 and 5674 systems will upright supports require ten 10 sets of this hardware 2332 horn with 5671 system will require four 4 sets of this hardware tilt adjustment bar rear view 5672 5674 horn assembly STEP 4 Connect Steel L channel with hinges to bottom flange2. User s Guide JBL page 21 C E P N 981 00040 00 C5KUG 1M 6 97 Cinema 5000 Series Screen Channel Systems User s Guide 8 Specifications 8 1 5671 Screen Channel System Frequency Range 10 dB 40 Hz 16 kHz Frequency Response 3 dB 50 Hz 12 5 kHz Hor Coverage Angle 6 dB 80 averaged 300 Hz to 16 kHz Vert Coverage Angle 6 dB 50 averaged 300 Hz to 16 kHz Directivity Factor Q 11 Directivity Index DI 10 4 Calculated Maximum Output 131 dB SPL Im 111 dB SPL 10m Recommended Crossover Freq LF MF 320 Hz MF HF 2 3 kHz Recommended Controller JBL DSC family of digital controllers tunings available in memory Dimensions HxWxD 1483 mmx 774 7 mm x 736 6 mm 58 375 in x 30 5 in x 29 in Net Weight 80 2 kg 177 Ibs Shipping Weight 89 4 kg 197 Ibs Transducers Low Frequency 5641 LF section One 2226H 380 mm 15 in dia 100 mm 4 in edgewound ribbon voice coil in 5501 LF enclosure Nominal impedance 8 ohms Input Power Rating 600 W AES 2400 W into 8 ohms Max Recommended Amplifier Sensitivity 97 dB 1 W 1 m 3 3 ft Input Connectors Barrier Strip Dimensions HxWxD 546 mm x 775 mm x 448 mm 21 5 in x 30 5 in x 17 625 in Net Weight 28 6 kg 63 Ibs Shipping Weight 32 7 kg 72 Ibs Mid Frequency 2392 S midrange horn 2490H midrange driver 100 mm 4 in edgewound ribbon voice coil Nominal impedance 8 Ohms Input Power Rating 100 W AES 400 W Max Recomm
3. for medium large rooms under 500 seats Amplifiers LEFT L High ch 4 ch 1 L Mid ch 2 max 300w ch 8 ohm de Digital Signal Processors Digital Film Sound Processor Crossover delay eq raed Ci cn 1 gt R Low pe ch 2 max 800w ch 8 ohm ch 2 0 R High an RIGHT rma ch 1 9 gt d ch 2 max 300w ch 8 ohm ch 2 D chiot ch 1 PAER ch 1 4 max w Cl ohm C Mid Ich 2 ch 2 CENTER C L E il ch 1 Subs Ich 2 max 800w ch 8 ohm de SUB max 800w ch 8 ohm ee Additional SUBS Typical system block diagram for 5672 3 way screen channel system with subwoofers JBL Cinema 5000 Series User s Guide BL page 13 CE P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide 5674 Screen Channel Systems for large rooms over 500 seats Amplifiers L High ch 1 ch 1 L Mid ch 2 max 300w ch 8 ohm ch 2 Digital Signal Processors LEFT ar i L Low Digital Film Sound Processor 8 Crossover delay eq p eni max 1200wch4ohm ch 1 parallel inputs ch 2 gt R Hig ch 1 o gt LA
4. Speaker Connections JBL Cinema 5000 Series User s Guide BL page 14 CE P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide For connecting speaker cables to LF sections spade lug connections are recommended The proper size spade lug should be crimped to the bare wire end of the cable and securely fastened beneath the screw terminals on the LF cabinet carefully noting correct polarity JBL HF compression drivers use push spring type posts and again polarity should be maintained throughout the systems JBL Cinema 5000 Series User s Guide JBL page 15 C E P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide 6 Power Amplifier Requirements The following series of graphs provide a quick method for determining the power needed to reach 85 dB and 105 dB at the 2 3 distance in a typical theatre Each section HF MF and LF is individually graphed 85 dB is the typical nominal level for dialog and 105 dB is considered peak level for today s digital film sound sources To use the graphs find the 2 3 room distance for the room in question along the X axis horizontal Then move up the Y axis to the 85 and 105 dB curves The power requirement can then be read along the Y axis To ensure adequate headroom the power levels for 105 dB should be considered minimum power requirements These figures do not take into account any r
5. States Hawaii and Alaska please refer to the warranty card enclosed with your product In other areas of the world please contact your local JBL distributor JBL Cinema 5000 Series User s Guide JBL page 25 C E P N 981 00040 00 C5KUG 1M 6 97
6. 096 S 2282449 DIC ve tocgs veda dsb 20 vedo devoeddvace v dwedea EE 19 TAD Ve rtical Plan za2ss Nei Rie a Ee EERE AER ERNE ERS 19 7 4 2 Horizontal Plan Ochi Ai EEE EERE REARS 19 7 5 BAFFLE LOADING 520 2212 262194 5064022642609603 4 Ce 2446 veda vaca Ne ee odeeveusecdasdesoddevecsvedavdes E 20 16 BULLS BABRIEE WAL tinea ete t NA a LI DA td AU PA a PON ee 20 8 SPECIFICATIONS i scisssssssstesedesdccsossecnssnsesensonstecusoossecntoossocksonnssensesdcusonstocndeesdocasonssecndonstecasoossecstees 22 8 1 5671 SCREEN CHANNEL SYSTEM scccccccccccsccsssscccccccseessssecccccssseessececessssseussseeccssssseeuseescesssseeeeseseseses 22 8 2 5672 SCREEN CHANNEL SYSTEM cccccccccsscccsssseccccsssceesssecccccssseeuseseccesssseeuscsescessssseuusseesscsssseeunseeeseees 23 8 3 5674 SCREEN CHANNEL SYSTEM scccccccccccccesssseccccssecesssseeccccssseeusseeccccssseuuusseecessssseuseeesscsssseeueeeeseess 24 9 WARRANTY INFORMATION sssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssees 25 JBL Cinema 5000 Series User s Guide BL page l CE P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide 1 JBL 5000 Series 1 1 Thank you for purchasing The Cinema 5000 Series Screen Channel systems represent the best of JBL loudspeaker technology for cinema screen channel applications Each 5000 Series screen channel system is a three way tri amplified des
7. 190 5 kg 420 Ibs Transducers Low Frequency 5644 LF Section Four 2226H 380 mm 15 in dia 100 mm 4 in edgewound ribbon voice coil in 5504 LF enclosure with DiamondQuad driver array Nominal impedance Each pair in parallel 4Q load per driver pair Input Power Rating Per driver pair 1200 W AES 4800 W into 4Q Max Recommended Amplifier Sensitivity 103 dB 1 W 1 m 3 3 ft Input Connectors Two sets of and Barrier Strips Dimensions HxWxD 1118 mm x 1118 mm x 623 mm 44 in x 44 in x 24 5 in Net Weight 136 kg 300 Ibs Shipping Weight 145 2 kg 320 Ibs Mid Frequency 2392 midrange horn 2490H midrange driver 100 mm 4 in edgewound ribbon voice coil Nominal impedance 8 Ohms Input Power Rating 100 W AES 400 W Max Recommended Amplifier Sensitivity 115 dB 1 W 1 m 3 3 ft Net Weight 28 35 kg 62 5 Ibs High Frequency 2352 midrange horn 2451H midrange driver 100 mm 4 in edgewound ribbon voice coil Nominal impedance 8 Ohms Input Power Rating 75 W AES 300 W Max Recommended Amplifier Sensitivity 112 dB 1 W 1 m 3 3 ft Net Weight 7 26 kg 16 Ibs JBL Cinema 5000 Series User s Guide C E P N 981 00040 00 page 24 C5KUG 1M 6 97 Cinema 5000 Series Screen Channel Systems User s Guide 9 Warranty Information All JBL Cinema 5000 Series screen channel systems are backed by a 5 year limited warranty For complete warranty information within the continental United
8. 4 pcs 10 1 4 20 hex nut 4 5 16 18 x 5 8 large button head Philips black 4 5 16 spring lock washer type A 8 5 16 flat washer type A 4 5 16 18 hex nut 6 12 24 x 5 8 large button head Philips screw 8 12 flat washer type A 6 12 spring lock washer regular 6 12 24 hex nut 3 1 Assembly Instructions STEP 1 Make sure you have all of the pieces listed above If items are missing please contact your JBL Professional Representative immediately or call JBL Professional at 818 894 8850 ask for Customer Service amp Parts Outside the United States please contact your JBL Professional Authorized Distributor JBL Cinema 5000 Series User s Guide CE P N 981 00040 00 age 7 pag C5KUG 1M 6 97 Cinema 5000 Series Screen Channel Systems User s Guide STEP 2 Attach baffle board to large horn 2392 or 2392 S baffle board Bede Hi nen Using two C channel upright rails fasten through top TWO holes on front of baffle board with 1 4 20 x 7 8 Philips screws with 1 4 spring lock and flat washers front strap into pemnuts in the C channel Flat surface of C channel should be placed against back of baffle board and along the rear of horn flange Fasten horn to C VA channel using same type screws and washers into pemnuts through second and third holes only being careful not to overtighten The pair of holes at baffle screw through baffle board into C channel upright
9. ESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide 5 System Connections 5 1 System block diagrams The following are suggested system block diagrams for configuring the 5000 Series 3 way screen channels systems In each case the crossover is assumed to be a 2 input 6 output digital controller such as the JBL DSC 260 Each diagram illustrates the use of the remaining channel on the second DSC unit for subwoofer signal processing The number of subwoofer speakers is determined by the room volume For the purposes of this manual the block diagram shows how to use remaining channels of power amplifiers after 3 way tri amplification is accomplished 5671 Screen Channel Systems for small rooms under 250 seats Amplifiers _ LHigh ton 4 ch 1 L Mid ch 2 max 300w ch 8 ohm ch 2 LEFT Digital Signal Processors Digital Film Sound Processor Crossover delay eq O pu Gis ch 1 R Low p ch 2 max 800w ch 8 ohm ch 2 RIGHT R High ch 1 ch 1 eM ch 2 max 300w ch 8 ohm ch 2 eee Chior ch 1 ch 1 Mii max 300w ch 8 ohm LOMid lone cha CENTER C Low nC en ch 1 Sub 1 eha max 800w ch 8 ohm ee SUB ee Typical system block diagram for 5671 3 way screen channel system with subwoofers 5672 Screen Channel Systems
10. JBL 5000 Series Cinema Systems Three Way Screen Channel Systems User s Guide Cinema 5000 Series Screen Channel Systems User s Guide TABLE OF CONTENTS 1 JBL S000 SERIES 6essssssscedeccsstecestesceccses estscestoccescsedessscssdedeses estiecescvstevsecvvstetcvsvest ssesscedestvecsesveestesevesses 2 TiAl THANK Y OUFOR PURCHASING s 0 22250060 cess dh co duds dave sues A e e aa chase TRR E coven deveduva dubade odsese scene 204206 2 2 SYSTEM CONFIGURATIONS esssssssssssssssssssssssseeccececcesssssssssssssssssosssseceeeceeceeesssssesssssssssssssseccceeeeee 3 Z V LOW FREQUENCY SECTION ts EE S d d E ER dE N e dt eae 3 2 2 MID FREQUENCY SECTION d 5 d 2 4 a a vendedesesesssaceenduseevsseseee vevsssacesalecdentoe 4 2 3 HIGH FREQUENCY SECTION cssssesececscecsveosssescecnensevessccesecasceossosssoccesessseceseectnssbessdsesecsctevbsescsececeesses 4 3 SYSTEM SUPPORT MECHANISM BRACKET ASSEMBLY ccccccccccccccccococccooccccccccccccccccoceces 6 3 1 ASSEMBLY INSTRUCTIONS cccccccccsseccccsssecceseccscueeccscuuececcuseeceseeceseueccsssusccesseecessusueceuseecessuecsessneees 7 4 DIGITAL SYSTEM CONTROL ecccccccccccccccccccccocococccccccccccccccccccccccccooooooocccccccccccccccccccccccccccososvsosses 11 4 1 JBL DSC CONTROLLERS sa32 22 30 aeons eb eed Se ae ale Pea LE LT es 11 4 2 DSC BLOCK DIAGRAM 2 5 2 2 1326564 e RN YRS CS LESS SS IRE SES Eb 11 4 3 THREE CHANNEL CONFIGURATION LEFT CENTER RIGHT cc
11. M 2 max 300wch8ohm 22 Rion 5 RIGHT ch 1 max 1200w ch 4 ohm ch 1 parallel inputs ch 2 C High evened TO ch 1 L GMid yy ch 2 max 300w ch 8 ohm ch 2 C Low CENTER eh max 1200w ch 4 ohm ch 1 parallel inputs ch 2 Subs jch 1 max 800w ch 8 ohm ont parallel inputs ch 2 Pa ee SUBS max 800w ch 8 ohm ee Additional SUBS Typical system block diagram for 5674 3 way screen channel system with subwoofers 5 2 Wire recommendations All speaker connections from the amplifier to the speakers should be made with appropriate gauge cable to minimize insertion loss Insertion loss is signal attenuation resulting from the insertion of a device or circuit into the signal path It is measured in decibels increases proportionally to length of cable and is inversely proportional to the impedance of the load speaker Use this chart to determine the size wire necessary for the length of the speaker cable run Estimate the length of your cable run and locate along the horizontal axis Then trace the vertical line up until it intersects the solid line equal to your total load impedance Then find the appropriate wire size along the vertical axis The object is to minimize insertion loss and a level not to exceed 0 5 dB is considered acceptable Greater insertion loss will result in frequency response anomalies in the cinema Wire Gauge Chart for 0 5 dB Loss 8 Ohm Load 4 Ohm Load j Wire Size AVG Length of Run ft 5 3
12. at a point about 2 3 of the length of the room seating area JBL Cinema 5000 Series User s Guide JBL page 19 C E P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide 7 5 Baffle loading For optimal results JBL Professional recommends the installation of screen channel speakers in a full baffle wall such as recommended by Lucasfilm THX and others Good results can also be achieved using reinforced baffle wings on either side of the speaker system stacks as long as they are constructed using high quality materials and are free of resonances and vibrations The preferred baffle wall design extends from interior theatre wall to wall and floor to ceiling essentially creating a room behind the screen into which the speakers are flush mounted firing into the auditorium For practical and budgetary reasons this concept can be modified still yielding good results but optimal performance is typically achieved in a full baffle wall condition 7 6 Full Baffle Wall The speakers should be located in the baffle wall so that the front of the LF cabinet is flush with the front of the baffle wall acoustical treatment material typically black faced duct liner screen The distance from the screen to the baffle wall needs to allow for tilt adjustments of the HF MF horn array Remember that as the tilt angle increases the top horn gets closer to the rear of the screen For exampl
13. can be made after completing assembly STEP 6 Fasten bottom horn flange to mounting plate Lay horn array on flat surface face down Position mounting plate near L channel with hinge and fasten using 12 24 x 5 8 Philips screws 12 flat washers 12 spring lock washers and 12 24 hex nuts See detail in figure at STEP 4 STEP 7 JBL Cinema 5000 Series User s Guide JBL page 9 C E P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide Connect large horn throat section to large horn Using nuts bolts and washers supplied with the horn connect sections together through only the top six holes Connect the remaining two bolts through yoke and then through throat section and horn STEP 8 Place horn array on top of LF enclosure Completed horn array and bracket assembly may now be placed on top of your LF cabinet and secured through the mounting plate to cabinet using the large screws provided with your LF section Do not tighten completely until side to side yaw aiming adjustments are made STEP 9 Adjust tilt of horn array When installation of system is complete final tilt adjustments can be made by selecting the appropriate hole in the upright supports When desired angle is determined tighten nut bolts to a torque level of 22 10 degrees 7 5 degrees 5 degrees 2 5 degrees 0 degrees Upright support tilt adjustment bar Connect to mounting
14. ccccsssssecccceeceusesececcceeeeaeseeeecceeeseaaneees 12 4 4 FIVE CHANNEL CONFIGURATION LEFT LEFT EXTRA CENTER RIGHT EXTRA RIGHT cccceeeeeeee 12 4 5 SUBWOOFER CHANNEL cccciccccicccciccccicccccccccccssocesssccssooesssoosssonsssoessssensssensssonsssoesssoensssensssonassoenasnenes 12 5 SYSTEM CONNECTIONS bscssssssorstonssssstsnsconstvnscenstesseusstvnsisustunstussivesiussiesseussiuesdusstassiessivestvsstecstvssins 13 5 1 SYSTEM BLOCK DIAGRAMS ccsceccccssecccceseccecuseccecueccccueeccecuusccscuecessueeccssueeccesausccssuueecsssueecessueesessneess 13 5 2 WIRE RECOMMENDATION SG ccsseccccsseccccesecceceseccecueececcusecceceueceseusececuueeccsuueccessusesseueeecessueecessueeessaneess 14 5 3 OPPA K R CONNECTIONS isi secs 450500 35550 00a a0 cod s T a a sh aeaks A ES 14 6 POWER AMPLIFIER REQUIREMENTS ssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssessess 16 7 SPEAKER PLACEMENT cvsscssesssnssonsssnsssnsinessonsinssevvsinstuussussisusineshuvsiassiuusinechdssssiuusinsctevsivssisesiasciss 18 7 1 VERTICAL PLACEMENT cccccccseeccccseccccuseccecesecceeececcscueeccscuueccssueceseueccssueeccssseecssuueesessuecsessnecsesaneses 18 7 2 HORIZONTAL SPACING EEEE EEEE cova dawacvsdiaua E E A E duce coe igeadeiasacasvaldadasviecpaiees 18 7 3 DISTANCE FROM SPEAKER TO SCREEN sscccccseeccccssecceceeccecueecescssccssuueccseueccssuueccssseesessueccessuecessanees 19 TA HORN ARRAY AIMING 2252452523304552 265
15. e at maximum tilt 10 the 5674 or 5672 horn array will require approximately 11 2 inches of clearance between the baffle wall and aly the screen ae For 5672 or 5674 system Tilt angle d Distance that top of horn array protrudes from baffle absorptive wall Ba 0 0 inches 0 cm 2 5 3 inches 7 cm 5 6 inches 14 cm 7 5 8 4 inches 21 2 cm 10 11 2 inches 28 3 cm For 5671 system Tilt angle d Distance that top of horn array protrudes from baffle wall 0 0 inches 0 cm 2 5 1 75 inches 4 5 cm 5 3 5 inches 8 9 cm 7 5 5 25 inches 13 3 cm 10 7 inches 17 7 cm NOTE THX is a registered trademark of Lucasfilm Ltd JBL Cinema 5000 Series User s Guide JBL page 20 C E P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems Panel or dense gasketing D gt absorptive batfle wall pert screen User s Guide Once final tilt and aiming adjustments have been made the sides and top of each screen channel should be sealed to the baffle wall This can be done with a solid plywood triangular section on each side of the mid high horn array and a rectangular section across the top It should be made a stiff as possible and treated on the front face with the same HF sound absorptive material 1 5 ductliner or Sonex type material as used on the front face of the baffle wall JBL Cinema 5000 Series
16. ended Amplifier Sensitivity 115 dB 1 W 1 m 3 3 ft Net Weight 26 3 kg 58 Ibs High Frequency 2332 horn 2451H driver 100 mm 4 in edgewound ribbon voice coil Nominal impedance 8 Ohms Input Power Rating 75 W AES 300 W Max Recommended Amplifier Sensitivity 112 dB 1 W 1 m 3 3 ft Net Weight 7 26 kg 16 Ibs JBL Cinema 5000 Series User s Guide C E P N 981 00040 00 page 22 C5KUG 1M 6 97 Cinema 5000 Series Screen Channel Systems User s Guide 8 2 5672 Screen Channel System Frequency Range 10 dB 35 Hz 16 kHz Frequency Response 3 dB 45 Hz 12 5 kHz Hor Coverage Angle 6 dB 80 averaged 300 Hz to 16 kHz Vert Coverage Angle 6 dB 45 averaged 300 Hz to 16 kHz Directivity Factor Q 11 Directivity Index DI 10 4 Calculated Maximum Output 137 dB SPL 1 m 117 dB SPL 10 m Recommended Crossover Freq LF MF 297 Hz MF HF 2 5 kHz Recommended Controller JBL DSC family of digital controllers settings available in memory Dimensions HxWxD 2768 6 mm x 1118 mm x 812 8 mm 109 in x 44 in x 32 in Net Weight 87 3 kg 192 5 Ibs Shipping Weight 96 4 kg 212 5 Ibs Transducers Low Frequency 4648A LF Section Two 2226H 380 mm 15 in dia 100 mm 4 in edgewound ribbon voice coil in 4508A LF enclosure Nominal impedance 4 ohms Input Power Rating 1200 W AES 4800 W into 4Q Max Recommended Amplifier Sensitivity 100 dB 1 W 1 m 3 3 ft Input Connectors Barr
17. ich is smaller in vertical and horizontal dimension to fit within the profile of the low frequency section while maintaining midrange pattern control for smaller rooms The 5672 and 5674 Screen Channel systems both feature the 2392 44 horn which maintains midrange pattern control for the largest rooms 2 3 High Frequency Section The high frequency section on all systems incorporate Optimized Aperture horn driver technology for the lowest possible distortion The HF driver is the JBL 2451H high frequency compression driver with neodymium magnet structure The 2451H is our most advanced compression driver using our unique radial ribbed 4 diaphragm and edgewound voice coil The 5671 Screen Channel system uses the 2332 90 x 40 horn mounted in a 3 8 P lt plywood baffle board The width of the baffle matches the width of the LF section and HF horn to make baffle wall installation easier JBL Cinema 5000 Series User s Guide JBL C E P N 981 00040 00 page 4 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide The 5672 and 5674 Screen Channel systems both use the D lt 2352 90 x 40 horn mounted in a 3 8 plywood baffle D lt board The width of the baffle matches the width of the MF horn to make baffle wall installation easier age 5 JBL Cinema 5000 Series User s Guide BL p C5KUG 1M 6 97 CE P N 981 00040 00 Cinema 5000 Series Screen Channel Systems User
18. ier Strip Dimensions HxWxD 991 mm x 648 mm x 451 mm 39 in x 25 5 in x 17 75 in Net Weight 61 2 kg 135 Ibs Shipping Weight 68 kg 150 Ibs Mid Frequency 2392 midrange horn 2490H midrange driver 100 mm 4 in edgewound ribbon voice coil Nominal impedance 8 Ohms Input Power Rating 100 W AES 400 W Max Recommended Amplifier Sensitivity 115 dB 1 W 1 m 3 3 ft Net Weight 28 35 kg 62 5 Ibs High Frequency 2352 horn 2451H driver 100 mm 4 in edgewound ribbon voice coil Nominal impedance 8 Ohms Input Power Rating 75 W AES 300 W Max Recommended Amplifier Sensitivity 112 dB 1 W 1 m 3 3 ft Net Weight 7 26 kg 16 Ibs JBL Cinema 5000 Series User s Guide CE P N 981 00040 00 page 23 C5KUG 1M 6 97 Cinema 5000 Series Screen Channel Systems User s Guide 8 3 5674 Screen Channel System Frequency Range 10 dB 35 Hz 16 kHz Frequency Response 3 dB 45 Hz 12 5 kHz Hor Coverage Angle 6 dB 80 averaged 300 Hz to 16 kHz Vert Coverage Angle 6 dB 45 averaged 300 Hz to 16 kHz Directivity Factor Q 11 Directivity Index DI 10 4 Calculated Maximum Output 137 dB SPL Im 117 dB SPL 10 m Recommended Crossover Freq LF MF 297 Hz MF HF 2 5 kHz Recommended Controller JBL DSC family of digital controllers tunings available in memory Dimensions HxWxD 2895 6 mm x 1118 mm x 812 8 mm 114 in x 44 in x 32 in Net Weight 171 69 kg 378 5 Ibs Shipping Weight
19. ign intended to provide superior sound quality over many years of reliable service There are three models of 5000 Series Screen Channel systems All three use the same low frequency mid range and high frequency drivers Each system is scaled for a different room size Therefore they only differ in the number of low frequency transducers and physical size of the mid and high frequency horns Each section of the 5000 Series Screen Channel system is optimized for the frequency range over which it operates JBL Optimized Aperture horns and drivers provide ultra low distortion reproduction for today s demanding digital soundtracks Your 5000 Series screen channel system is shipped in two cartons One carton contains the low frequency section and the second carton contains the mid and high frequency horns drivers mounting bracket and hardware Please be sure to save this user s manual as a reference guide in the event that this system is moved re installed or a change in ownership occurs JBL Cinema 5000 Series User s Guide BL CE P N 981 00040 00 page 2 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide 2 System Configurations 2 1 Low Frequency Section The low frequency section of your system uses JBL 2226 Vented Gap Cooled low frequency drivers The 5671 Screen Channel system features the 5641 low frequency section incorporating a single JBL 2226H 15 380 mm driver Connec
20. m In a typical three channel L C R screen system with each channel tri amplifying a 5000 Series 3 way system the two DSC digital controllers are configured as follows First unit Digital Signal Processor DSC260 Channel 1 Channel 2 JBL Cinema 5000 Series User s Guide BL page 11 CE P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide Second Unit Digital Signal Processor DSC260 Channel 1 Channel 2 4 3 Three Channel Configuration Left Center Right For standard three screen channel cinema systems two DSC controllers are required This is because each device is a two input device It is recommended that one device is used for Left and Right channels and the second device is used for Center and Subwoofer channels 4 4 Five Channel Configuration Left Left extra Center Right extra Right For five channel screen systems such as with Sony s SDDS digital process three DSC controllers are required This is because each device is a two input device It is recommended that one device is used for Left and Right channels a second device for Left extra and Right extra and the third device is used for Center and Subwoofer channels 4 5 Subwoofer Channel The DSC controller can be used for subwoofer channel bandpass filtering time alignment and equalization JBL Cinema 5000 Series User s Guide JBL page 12 CE P N 981 00040 00 C5KUG 1M 6 97 PROF
21. ns mounting plate Front rear and side views of 5671 bracket assembly Once assembled the horn array is adjusted for proper tilt angle using one of the available tilt angle holes which are located on the upright rail sections of the bracket assembly Each hole represents an increment of 2 5 degrees forward tilt A maximum of 10 degrees forward tilt can be safely achieved without risk of exceeding the array s center of gravity Ten degrees of tilt should be the maximum required for today s cinema designs however the specific tilt angle depends on the room dimensions and floor slope of the seating area See section 7 4 Horn Array Aiming for more information on proper aiming once assembly is complete and ready for installation JBL Cinema 5000 Series User s Guide JBL page 6 C E P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide In the carton containing the midrange and high frequency components you should find the following items e Steel mounting plate e Steel L channel with hinges e Upright supports for tilt adjustment 2 e Yoke e Horn baffle board e Upright rail C channels 2 e Front strap e Back strap e Hardware for assembly count item 34 1 4 20 x 7 8 large button head Philips screw black 5671 kit includes 24 pcs 34 1 4 spring lock washer regular black 5671 kit includes 24 pcs 44 1 4 flat washer type A black 5671 kit includes 3
22. of large horn 2392 or 2392 S see illustration next page Push four 4 1 4 20 Philips screws with spring lock and flat washers through four holes along bottom front of horn flange and thread into pemnuts on L channel JBL Cinema 5000 Series User s Guide JBL page 8 C E P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide MF horn flange Philips head S mounting plate hinge hinge assembly amp connecting horn array to mounting plate side view STEP 5 Sub assembly of support mechanism and mounting plate The mounting plate used with all three 5000 Series systems HB71 used with 5671 HB74 used with both 5672 and 5674 is the same Note however that there are two sets of mounting tabs which are positioned for both the 2392 horn used with the 5672 and 5674 systems and the 2392 S horn used with the 5671 system mounting tab for 5671 mounting tab Select me appropriate mounting tab and fasten 4 for 5672 5674 both upright supports to outside of tab with 5 16 18 Philips bolts 5 16 flat washers 1 per side lock washers and 5 16 18 hex nut hand tighten only as this is the pivot point for tilt close up of mounting plate subassembly adjustments Connect the yoke between the upright supports at the bottom set of pre drill tilt adjust holes again using 5 16 Philips screws Final tilt adjustment
23. oom reflections thus these figures are conservative Cinema 5000 Power Requirements High Frequency 1000 100 L 40 o a 1 0 1 0 20 40 60 80 100 120 140 160 Two Thirds of Depth of Room ft Cinema 5000 Power Requirements Mid Frequency 1000 100 0 1 0 20 40 60 80 100 120 140 160 Two Thirds of Depth of Room ft JBL Cinema 5000 Series User s Guide CE P N 981 00040 00 page 16 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide Cinema 5000 Power Requirements Low Frequency Power W Two Thirds of Depth of Room ft JBL Cinema 5000 Series User s Guide JBL page 17 CE P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide 7 Speaker Placement The following guidelines will help in providing optimal aiming and placement to best match the perceived location of the sound to the picture on the screen 7 1 Vertical Placement ese el The seam front strap of bracket where the HF baffle behind board meets the MF horn should be located between 2 3 Screen to 5 8 the total screen height when screen is masked for the tallest film format perf screen 5 8 to 2 3 screen height absorptive baffle wall 7 2 Horizontal Spacing For a 3 channel L C R system L and R speaker channels should be placed equidistant from center of screen image area so that they are just inside the screen a
24. rea when screen is masked for the widest format typically 2 35 1 Acoustically transparent side masking should be used to prevent blocking of HF when side masking is moved in for flat picture format For 5 channel systems Left extra and right extra should be placed equidistant between Left and Center and Right and Center JBL Cinema 5000 Series User s Guide JBL page 18 C E P N 981 00040 00 C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide 7 3 Distance from speaker to screen After finalizing the tilt aim adjustment the HF MF horn array should be placed as close to the screen as possible There are two reasons for this 1 JBL has found that reflections behind the screen between the horn and the rear of the screen can cause room response anomalies 2 The perforations actually cause the dispersion pattern in the room to widen at certain frequencies and this effect is made worse as the distance between the speaker and screen increases 7 4 Horn Array Aiming 7 4 1 Vertical Plane In typical cinemas best coverage is usually attained by aiming the high frequency horns at the last row of seating In more steeply raked stadium style houses the horns may not require any tilt at all in these cases care should be taken to minimize acoustically reflective surfaces in the rear wall and ceiling surfaces 7 4 2 Horizontal Plane All screen speakers should be aimed to converge
25. s Guide 3 System Support Mechanism Bracket Assembly The horn array bracket supplied with your 5000 Series Screen channel systems provides a simple way to mount and install the mid and high frequency horns and drivers on top of the low frequency section For the 5672 and 5674 systems the bracket assemblies are identical model number HB74 The 5671 system is shipped with a smaller version bracket with identical functions and features model number HB71 baffle board 2352 HF horn front strap ly X q DE 2352 ie back strap HF horn screw through k b j q upright rails baffle board into oe channel C channel upright H yoke throat rail cs connects to throat section section s upright supports 7 q 4 tilt adjustment bar pre set tilt positions Front rear and side views of 5672 5674 bracket assembly baffle board 2332 HF horn 2332 2 front strap back strap E horn screw through L aY q j j baffle board A upright rails throat into upright rail L C channel section S 4 yoke O connects to throat section Y lt H L upright supports tilt adjustment bar i pre set tilt positio
26. tab on mounting plate in Ibs After this step is complete the compression drivers may be attached to the horns After assembly is complete and your system is installed check to be sure that all nuts are fully tightened to a torque level of 22 in Ibs For mounting of bracket mounting base to LF cabinet a torque level of 40 in lbs should be applied JBL Cinema 5000 Series User s Guide JBL page 10 C E P N 981 00040 00 C5KUG 1M 6 97 Cinema 5000 Series Screen Channel Systems User s Guide 4 Digital System Control 4 1 JBL DSC Controllers The recommended controller for 5000 Series three way screen channel systems is the JBL family of digital system controllers For detailed operational information please refer to the Owner s Manual supplied with your digital system controller In typical 3 way operation each input is routed to three outputs providing low mid and high frequency separation The JBL DSC 260 is a 2 input 6 output device and is shipped with factory pre set tunings for each of the 5000 Series screen channel systems These tunings provide crossover signal delay and equalization settings which provide a good starting point for achieving optimal system performance However since each installation and acoustic environment is different typically some equalization adjustments will be necessary to optimize the system for the specific acoustic conditions in which the system is installed 4 2 DSC Block Diagra
27. tions are made to two screw type terminals located on the top of the enclosure The 5672 Screen Channel system features the 4648A low frequency section incorporating two JBL 2226H 15 380 mm drivers Connections are made to two screw type terminals located on the rear of the enclosure SL The 5674 Screen Channel system features the 5644 low frequency section incorporating four JBL 2226H 15 380 mm drivers in a unique DiamondQuad array This array minimizes destructive driver interaction effects while maximizing output and pattern control Connections are made to four screw type terminals located on the top of the enclosure Each driver pair is wired in parallel resulting in two 4 ohm loads per enclosure VERTICAL pair wired in parallel HORIZONTAL pair wired in parallel JBL Cinema 5000 Series User s Guide JBL age 3 C E P N 981 00040 00 P C5KUG 1M 6 97 PROFESSIONAL Cinema 5000 Series Screen Channel Systems User s Guide 2 2 Mid Frequency Section The mid frequency section on all systems feature Optimized Aperture horn driver technology for the lowest possible distortion The 2392 or 2392 S midrange Optimized Aperture horns provides outstanding midrange pattern control The 2490H midrange compression driver has a 4 voice coil and titanium diaphragm with a 3 exit and is optimized for response between 250 Hz and 4000 Hz The 5671 Screen Channel system features the 2392 S 30 horn wh
Download Pdf Manuals
Related Search