User's Guide
Contents
1. XLR F to XLR M Audio Ground Lift 10 o 6 lt 3 S a on 30 TROUBLESHOOTING Symptom Likely Cause What To Do No sound No sound speaker is connected to working AC power but won t come on No sound speaker comes on No sound with microphone connected directly to the MIC input Signal Sounds distorted and very loud OVERLOAD light is lit most of the time Signal sounds distorted even at moderate volumes OVERLOAD light is not lit Speaker not connected to active AC power Speaker power cable is faulty or improperly connected Blown fuse Signal source mixer instrument etc is not sending Faulty cables and connections Faulty cables and connections Microphone requires phantom power Excessive input signal trying to exceed the capabilities of the speakers Mixer or other source is overdriven Verify that speaker is connected and that the circuit is on Switch on power and verify that illuminated logo is on e Re seat the power cable at both ends e Substitute a known good power cable e Replace the fuse with the specified value e Take your speaker to a competent servicer e Check VU meters on the source mixer e Verify that the CD MP3 is playing e Use headphones to verify that the instrument is actually sending an audio signal e Disconnect and re seat signal cables e Replace suspected cable with a known good cable The PRX500 speakers do not supply phanto2. 52 Hz 20 kHz EQ in flat position Coverage Pattern 702 x 702 nominal Directivity Index Dl 10 3 dB Directivity Factor Q 10 8 Crossover Modes DSP controlled 48 dB filter slope Crossover Frequency 1 6 kHz System Power Rating 500 W continuous 1000 W peak LF Power amp Class D 400 Watt continuous at driver impedance HF Power amp Class D 100 Watt continuous at driver impedance Distortion Less than 0 1 at rated power Maximum Peak Output 133 dB Signal indicators Overload Red LED indicates input overload condition Signal Green LED indicates signal present Input sensitivity range Mic position 25 dBu to 0 dBu Line position 10 dBu to 28 dBu Input Impedance 64 K Ohms balanced 32 K Ohms unbalanced EQ Presets for Main and Monitor position LF Driver 1 x JBL 265F 380 mm 15 in Differential Drive woofer HF Driver 1 x JBL 2408H 37 5 mm 1 5 in annular polymer diaphragm neodymium compression driver Enclosure Trapezoidal 18 mm plywood with polypropylene end caps Suspension Mounting Dual 36 mm pole socket Transport 2 x die cast handles with backing cup Finish Anthracite DuraFlex finish Grille Powder coated Anthracite 18 gauge perforated steel with acoustical transparent black foam backing Input Connectors Balanced XLR 1 4 inch combo jack with XLR loop throug
3. Maximum Peak Output 133 dB Signal indicators Overload Red LED indicates input overload condition Signal Green LED indicates signal present Input sensitivity range Mic position 25 dBu to 0 dBu 26 dBu to 8 dBu Line position 10 dBu to 28 dBu 0 dB to 18 dBu Input Impedance 64 K Ohms balanced 32 K Ohms unbalanced EQ Presets for use in Main and Monitor position LF Driver 1 x JBL 262F 380 mm 12 in Differential Drive woofer HF Driver 1 x JBL 2408H 37 5 mm 1 5 in annular polymer diaphragm neodymium compression driver Enclosure Trapezoidal 18 mm plywood Suspension Mounting PRX512M PRX512Mi Dual 36 mm pole socket Dual 36 mm pole socket 8 x M10 Suspension Points and 1 x M10 Pull Back Point Transport Integrated handle with backing cup Finish Anthracite DuraFlex finish Grille Powder coated Anthracite 18 gauge perforated steel with acoustical transparent black foam backing Input Connectors Balanced XLR 1 4 inch combo jack with XLR loop through Dimensions H x W x D 639 mm x 384 mm x 363 mm 25 2 in x 15 1 in x 14 3 in Net Weight 18 kg 40 Ib PRX512Mi Limiter Red LED indicates limiter in operation PRX512Mi 13 PRX515 System Type Self powered 15 two way bass reflex Frequency Range 10 dB 45 Hz 20 kHz EQ in flat position Frequency Response 3 dB
4. Electromagnetic Immunity Environment E2 criteria A EN61000 4 4 2005 Electrical Fast Transient Burst Immunity criteria B EN 61000 4 5 2001 Surge Immunity criteria B EN 61000 4 6 1996 Immunity to Conducted Disturbances Induced by Radio Frequency Fields criteria A EN 61000 4 11 2004 Voltage Dips Short Interruptions and Voltage Variation UL 6500 2nd Edition 1999 Audio Video and Musical Instruments Apparatus for Household Commercial and Similar General Use CAN CSA E60065 00 Audio video and similar apparatus Safety requirements CSA Compliance Notice CSA Certification Applies to Amplifier Module Only CSA Certified to operate only at 120V in Canada FCC Compliance Notice This device complies with part 15 of the FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation CAUTION Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment NOTE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if no
5. e Re route audio cable away from AC power and lighting cables e Use the balanced outputs if available of your mixer to drive your PRX speakers e Use a DI direct injection box to convert your unbalanced equipment output to a balanced output Review the Owner s Manual for your system setup and adjust controls as needed e Input sensitivity gain Move the speakers so they do not point to the microphone s pickup pattern Locate the feedback frequency and reduce it using the mixer EQ or an external equalizer Reduce the gain at the mixer and move the microphone closer to the sound source Switch the EQ switch to flat 32 CONTACT INFORMATION Mailing Address JBL Professional 8500 Balboa Blvd Northridge CA 91329 Shipping Address JBL Professional 8370 Balboa Blvd Dock D Northridge CA 91329 Do not return product to this address without first obtaining prior authorization from JBL Customer Service Monday through Friday 8 00am 5 00pm Pacific Coast Time In the U S A 800 8JBLPRO 800 852 5776 www jblproservice com On The World Wide Web www jblpro com Professional Contacts Outside The USA Contact the JBL Professional Distributor in your area A complete list of JBL Professional international distributors is provided at our U S A website www jblpro com Product Registration Register your product online at www jblpro com registration 33 WARRANTY INF
6. is present at the input connector 5 OVERLOAD The red LED illuminates when the system overload protection is active If the input signal is too strong or the LEVEL control set too high the red LED will illuminate constantly Illumination of the OVERLOAD LED can be avoided by reducing the input level or turning down the LEVEL control to the point at which the red LED occasionally flickers Connectors 9 amp 11 XLR 1 4 inch phone jack balanced input connector see Reference section page 29 for information 10 amp 12 XLR Male balanced output connector This connector provides a full range or high passed signal dependent on the setting of the XOVER switch In addition to connecting a full range system to the output it s also possible to daisy chain subwoofers together Note 3 A single subwoofer can be used with a stereo source The integral differential circuits sums the low frequency information from the left and right channel to a mono signal ready for reproduction by the subwoofer PRX718S LIMITER Red LED indicates limiter in operation 22 SETTING THE INPUT SENSITIVITY PRX500 series systems have been designed to allow the connection of a variety of sources This provides a great deal of versatility especially with the PRX512M and PRX515 as a microphone or instrument can be connected directly to the input Low level output from consumer products like MP3 and CD players can also be a
7. placed Stand Mounting Safety Precautions Some PRX500 series models include a 36 mm receptacle cup to allow mounting on tripod stands or on a pole over subwoofers When using stands or poles be sure to observe the following precautions e Check the stand or pole specification to be certain the device is designed to support the weight of the speaker Observe all safety precautions specified by the manufacturer e Always verify that the stand or subwoofer pole is placed on a flat level and stable surface and be sure to fully extend the legs of tripod type stands Position the stand so that the legs do not present a trip hazard e Route cables so that performers production crew and audience will not trip and topple the speakers over e Inspect the stand or pole and associated hardware before each use and do not use equipment with worn damaged or missing parts e Do not attempt to place more than one PRX500 series speaker on a stand or pole e Always be cautious in windy outdoor conditions It may be necessary to place additional weight i e sandbags on the base of the stand to improve stability Avoid attaching banners or similar items to any part of a speaker system Such attachments could act as a sail and topple the system e Unless you are confident that you can handle the weight of the speaker ask another person to help you get it onto the tripod stand or pole Suspension of Loudspeaker System Before attempting to suspend y
8. IVE PRODUCT AND SHALL NOT INCLUDE INCIDENTAL OR CONSEQUENTIAL DAMAGES OF ANY KIND SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS AND OR DO NOT ALLOW THE EXCLUSION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE LIMITATIONS AND EXCLUSIONS MAY NOT APPLY TO YOU THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE 34 35 PRX5S00 JBL 8500 Balboa Boulevard Northridge CA 91329 USA Part Number 363264 003 6 2009 Visit us online at www jblpro com H Harman International
9. ORMATION The JBL Limited Warranty on professional loudspeaker products except for enclosures remains in effect for five years from the date of the first consumer purchase JBL amplifiers are warranted for three years from the date of original purchase Enclosures and all other JBL products are warranted for two years from the date of original purchase Who Is Protected By This Warranty Your JBL Warranty protects the original owner and all subsequent owners so long as A Your JBL product has been purchased in the Continental United States Hawaii or Alaska This Warranty does not apply to JBL products purchased elsewhere except for purchases by military outlets Other purchasers should contact the local JBL distributor for warranty information and B The original dated bill of sale is presented whenever warranty service is required What Does The JBL Warranty Cover Except as specified below your JBL Warranty covers all defects in material and workmanship The following are not covered Damage caused by accident misuse abuse product modification or neglect damage occurring during shipment damage resulting from failure to follow instructions contained in your Instruction Manual damage resulting from the performance of repairs by someone not authorized by JBL claims based upon any misrepresentations by the seller any JBL product on which the serial number has been defaced modified or removed Who Pays For What JBL will pay all la
10. PT ANY INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION IEE Designed Engineered and Assembled in U S A 11 12 Features 1 XOVER IN OUT Pressing this button engages a high pass filter at 120 Hz This 4th order active filter allows a smooth transition between the subwoofer and a full range speaker connected to the output connector 2 POLARITY INVERT Allows you to set the polarity of the subwoofer to either 0 no change or 180 inverse polarity The correct polarity setting will produce the best blend between the subwoofer and the full range speaker and the strongest perceived bass response at the listening position This is especially useful when the subwoofer is placed at a different distance from the listening position than the full range speakers If the bass response seems weak try inverting the polarity 21 3 LEVEL Sound level adjustment The 12 o clock position is a good starting point for most usages Once the full range system has been connected the level can be varied to match and deliver the desired balance for details see Setting the Gain on page 21 6 POWER SWITCH Turns the power on Power on status is indicated with the illumination of the logo on the grille 7 LINE SELECT Allows the user selection for different local voltage ratings 8 AC LINE INPUT Standard IEC AC mains input connector Indicators 4 SIGNAL Signal indicator The green LED illuminates when a signal
11. RISK OF FIRE OR ELECTRIC SHOCK DO NOT OPEN DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR The lightning flash with arrowhead symbol within The exclamation point within an equi lateral triangle is an equilateral triangle is intended to alert the intended to alert the user to the presence of important user to the presence of uninsulated Dangerous operating and maintenance Servicing instructions in Voltage within the products enclosure that may be the literature accompanying the product of sufficient magnitude to consitute a risk of electric shock to persons PRX500 Series speakers Declaration of Conformity Safety And EMC Compliance Specifications EN 55108 1 1997 Electromagnetic Compatibility Product Family Standard for Audio Video Audio Visual and Entertainment Lighting Control Apparatus for Professional Use Part 1 Emissions EN 55103 1 1997 Magnetic Field Emissions Annex A 10 cm and 20 cm EN 55022 2003 Limits and Methods of Measurement of Radio Disturbance Characteristics of ITE Radiated Class B Limits Conducted Class A EN 55103 2 1997 Electromagnetic Compatibility Product Family Standard for Audio Video Audio Visual and Entertainment Lighting Control Apparatus for Professional Use Part 2 Immunity EN 61000 4 2 A2 2001 Electrostatic Discharge Immunity Environment E2 criteria B 4 kV Contact 8 kV Air discharge EN 61000 4 3 2003 Radiated Radio frequency
12. User s Guide PRX5S00 PRX 5 1 2 M PRX 5 12M i JBL PROFESSIONAL CONTENTS Important Safety Instructions Precautions Suspension of Loudspeaker Systems Watch for These Symbols The PRX500 Series Power Amplifier Introduction To The PRX500 Series System Specifications System Setup Setting Input Sensitivity Setting The Gain Application Examples Reference Cables and Connectors Troubleshooting Contact Information Warranty Information 5 7 10 11 12 13 18 19 22 23 24 24 25 28 29 30 31 32 33 34 IMPORTANT SAFETY INSTRUCTIONS o NO aA FPF O DP 10 11 12 13 14 15 16 17 18 19 Read these instructions Keep these instructions Heed all warnings Follow all instructions Do not use this apparatus near water Clean only with dry cloth Do not block any ventilation openings Install in accordance with the manufacturer s instructions Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong is provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet Pr
13. bor and material expenses for all repairs covered by this warranty Please be sure to save the original shipping cartons because a charge will be made if replacement cartons are requested Payment of shipping charges is discussed in the next section of this warranty How To Obtain Warranty Performance If your JBL product ever needs service write or telephone us at JBL Incorporated Attn Customer Service Department 8500 Balboa Boulevard PO Box 2200 Northridge California 91329 818 893 8411 We may direct you to an authorized JBL Service Agency or ask you to send your unit to the factory for repair Either way you ll need to present the original bill of sale to establish the date of purchase Please do not ship your JBL product to the factory without prior authorization If transportation of your JBL product presents any unusual difficulties please advise us and we may make special arrangements with you Otherwise you are responsible for transporting your product for repair or arranging for its transportation and for payment of any initial shipping charges However we will pay the return shipping charges if repairs are covered by the warranty Limitation Of Implied Warranties ALL IMPLIED WARRANTIES INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE ARE LIMITED IN DURATION TO THE LENGTH OF THIS WARRANTY EXCLUSION OF CERTAIN DAMAGES JBL S LIABILITY IS LIMITED TO THE REPAIR OR REPLACEMENT AT OUR OPTION OF ANY DEFECT
14. by integrated digital power amplifiers developed by Crown the most trusted name in professional sound reinforcement power amplification In addition to Crown power amplifiers the systems are equipped with sophisticated DSP for EQ crossover system control and protection Engineered and manufactured by JBL Professional with precision and care your PRX500 series speaker will provide you with many years of flawless performance To ensure you are always receiving optimum performance we encourage you to review this user s guide completely before hooking up your new system In addition to the high performance light weight Crown amplifier PRX500 series utilizes the latest in JBL transducer technology The neodymium Differential Drive transducers not only provide high sound pressure levels with minimum distortion and power compression but they are also incredibly light Combined together in highly engineered enclosures PRX500 series speaker systems deliver the highest performance to weight ratio in the class portable PA that s actually portable All PRX500 systems are built road tough covered with JBL s DuraFlex one of the most durable finishes ever created for a speaker and protected by heavy duty foam backed steel grilles The foam backing not only looks excellent but it stops direct liquid intrusion and it does not affect the acoustics The larger systems have an extra layer of protection from the road in the form of tough polypropylene en
15. ccommodated There are two user selectable gain or input sensitivity ranges Mic and Line For the majority of applications the system will be receiving a signal from a mixer equalizer of other professional grade product In this case Line should be selected and the LEVEL adjusted to the 12 o clock position indicated by the 4 dB region The LEVEL control can then be trimmed to optimize the performance of the system see Setting The Gain LINE When a microphone instrument or other consumer product is connected to the system first ensure that the LEVEL control is at its minimum anti clockwise OFF position Then select the Mic input sensitivity and slowly increase the level If the overload LED illuminates you should back the level down again If the overload LED illuminates and the LEVEL control is barely cracked open then you should try selecting the LINE input sensitivity range MIC WARNING SELECTING THE MIC POSITION WITH THE LEVEL CONTROL IN ANY POSITION OTHER THAN THE OFF POSITION MAY RESULT IN EXTREMELY HIGH SPLs 23 The following levels should be used as a reference if you know the maximum output in dBu of the source connected to the system s input For each position stated below there is an input signal level in dBu that is required to deliver absolute maximum output of the system LINE Level Position Full on 3 o clock 12 o c
16. ctrically identical to TRS unbalanced 1 4 inch to eee phone and maybe used interchangeably XLR M to RCA phono cable Connects consumer audio products and some DJ mixer outputs to professional audio equipment inputs TRS 1 4 inch Phone jack to dual 1 4 Splits a stereo output into separate left right signals inch Phone jack TRS 1 4 inch Phone jack to dual 1 4 Change to a TRS mini phone jack to connect to the output of a portable inch Phone jack MP3 CD player and computer sound cards to a mixer or two PRX500 speakers for stereo performance XLR F to XLR M audio ground lift Used to telescope a ground to eliminate hum caused by ground loops Use only with balanced in and outputs XLR F to XLR M Microphone Cable or 1 O 1 shield 2 O lt 0 2 TRS Balanced 1 4 Phone to XLR M Cable TIP RING SLEEVE y aa A TRS Unbalanced 1 4 Phoneto XLR M Cable Tip 1 shield Ring 2 Sleeve 3 oo O 16 3S oe Ring 2 U TP RING SLEEVE Sleeve 3 TS Unbalanced 1 4 Phoneto XLR M Cable gt Tip 1 shield a 1 te sieeve Sleeve 3 XLR M to RCA phono Cable 1 Center o sf Xx 3 Shield MM Tip O Center TS Unbalanced 1 4 Phone to RCA phono Cable Sleeve O ___ _ Sleeve shield TRS 1 4 Phone to dualTS 1 4 Phone TIP RING SLEEVE al Tip Tip Sleeve shield Ring Sleeve Tip Sleeve shield no connection
17. d caps These are independent of the acoustic enclosure so in the event of really tough knocks the speaker s performance will not suffer Single Box On A Pole Coverage The PRX512M and PRX512Mi feature a dual angle pole socket providing flexibility in aiming the speaker As a guide line the speaker should be positioned so that the audience cannot see the top or bottom panels of the speaker The PRX515 also features a pole mount of the single socket variety When using stands or poles be sure to observe the precautions as stated in the Precautions section of the manual 12 SYSTEM SPECIFICATIONS PRX512M PRX512Mi System Type Self powered 12 two way bass reflex Frequency Range 10 dB 46 Hz 20 kHz EQ in main position 46 Hz 20 kHz 60 Hz 20 kHz EQ in monitor position 58 Hz 20 kHz Frequency Response 3 dB 76 Hz 20 kHz EQ in main position 55 Hz 20 kHz 90 Hz 20 kHz EQ in monitor position 90 Hz 20 kHz Coverage Pattern 702 x 702 nominal Directivity Index Dl 10 2 dB Directivity Factor Q 10 8 Crossover Modes DSP controlled 48 dB filter slope Crossover Frequency 1 6 kHz System Power Rating 500 W continuous 1000 W peak LF Power amp Class D 400 Watt continuous at driver impedance HF Power amp Class D 100 Watt continuous at driver impedance Distortion Less than 0 1 at rated power
18. dance 34K Ohms balanced 18K Ohms unbalanced Polarity 0 or 180 phase shift LF Driver 1 x JBL 2268FF 460 mm 18 in woofer Enclosure Rectangular 18 mm plywood Suspension Mounting 36 mm pole socket on top Transport 2 x rugged handles with backing cup Finish Anthracite DuraFlex finish Grille Powder coated Anthracite 18 gauge perforated steel with acoustical transparent black foam backing Input Connectors Balanced XLR 1 4 inch combo jack with XLR loop through stereo Dimensions H x W x D 668 mm x 536 mm x 713 mm 26 3 in x 21 1 in x 28 in Net Weight 34 5 76 Ib 18 SYSTEM SET UP FULL RANGE MODELS PRX500 Amplifier Input Configuration for PRX512M PRX512Mi PRX515 PRX525 and PRX535 Full Range Models 12 34 5 Bete Ee PRX515 BOOST MIC o V 1 1mey p ener es dl FLAT LINE v e LINE SELECT N PROFESSIONAL 7 JBL PROFESSIONAL Northridge CA USA H AC LINE INPUT 100V 240V s 4 F E 50 60 Hz 5A 600W Equipped with Differential Drive Transducer Technology U S PATENT 5 748 760 Other U S and foreign patents pending CSA Certification applies to Amplifier Module Only CSA Certificated to operate at 120V in Canada CER oo Designed Engineered and Assembled in U S A Features 1 EQ BOOST FLAT When set in the FLAT position frequency response is linear and unaltered When Boost
19. ding or any other condition that may decrease the strength of the fastener Additionally any eyebolts shall be checked for possible spin out of the enclosure For all other hardware and fittings refer to the hardware manufacturer s inspection and maintenance guidelines for process JBL is not responsible for the application of its products for any purpose or the misuse of this information for any purpose Furthermore JBL is not responsible for the abuse of its products caused by avoiding compliance with inspection and maintenance procedures or any other abuse Prior to suspending the system an expert trained and experienced in suspending speaker systems should inspect all rigging parts and components PRECAUTIONS Resources Adaptive Technologies Group McMaster Carr 562 424 1100 Various Locations in the USA 1635 E Burnett Street For a location near you visit Signal Hill CA 90755 them at www mcmaster com www adapttechgroup com JBL Professional Tech Note Vol 1 No 14 Basic Principles for Suspending Loudspeakers www jblpro com catalog support getfile aspx docid 296 amp doctype 3 Safe Rigging JBL suspendable version loudspeakers are supplied with built in internal brackets The systems are designed to facilitate the suspension of the loudspeaker by a qualified person familiar with rigging hardware and industry practices Improper installation may result in damage injury or death If you are unfamiliar with Safe Ri
20. eaker until the proper corrective action has been taken Use only load rated hardware when suspending JBL suspendable loudspeaker models IMPORTANT SAFETY INSTRUCTIONS Are You New to Rigging If you are new to rigging you should do the following e Read and study JBL Technical Note Volume 1 Number 14 Basic Principles for Suspending Loudspeaker Systems available at http www jblpro com catalog support gettfile aspx docid 296 amp doctype 3 e Know the rules for safe rigging e Attend a safe rigging seminar such as that presented by professionals like Rigging Seminars or by Chain Motor Hoist manufacturers like Columbus McKinnon Corp manufacturers of the C M Lodestar e Meet and establish a relationship with a licensed mechanical or structural engineer Get in the habit of asking them questions instead of guessing about their answers Learn from what they tell you e Meet and discuss this aspect of your business with your Insurance Agent e Research and understand the codes practices and requirements in the venues where you intend to operate your sound system General Hardware Information Any hardware used in an overhead suspension application must be load rated for the intended use Generally this type of hardware is available from rigging supply houses industrial supply catalogs and specialized rigging distributors Local hardware stores do not usually stock these products Hardware that is intended for overhead sus
21. ects filled with liquids such as vases are placed on the equipment The main plug of the power supply cord shall remain readily operable Care And Cleaning PRX500 series systems may be cleaned with a dry cloth Do not get moisture into any of the openings in the system Ensure that the system is unplugged from the AC outlet before cleaning In the event the DuraFlex finish is damaged a touch up kit can be obtained from JBL Professional part number 363972 001 THIS APPARATUS CONTAINS POTENTIALLY LETHAL VOLTAGES TO PREVENT ELECTRIC SHOCK OR HAZARD DO NOT REMOVE CHASSIS INPUT MODULE OR AC INPUT COVERS NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL PRECAUTIONS The PRX500 series speakers covered by this manual are not intended for use in high moisture environments Moisture can damage the speaker cone and surround and cause corrosion of electrical contacts and metal parts Avoid exposing the speakers to direct moisture Keep speakers out of extended or intense direct sunlight The driver suspension will prematurely dry out and finished surfaces may be degraded by long term exposure to intense ultra violet UV light PRX500 series speakers can generate considerable energy When placed on a slippery surface such as polished wood or linoleum the speaker may move due to its acoustical energy output Precautions should be taken to assure that the speaker does not fall off a stage or table on which it is
22. ence such as RFI Radio Frequency Interference is either shielded from the internal signal conductor or if it gets into the cable is cancelled out by the opposite signals at the receiving end Balanced connections are preferred for any longer cable runs Unbalanced Lines Unbalanced cable is a two wire system where the shield ground wire acts as one of the current carrying signal conductors The center conductor enclosed by the shield is commonly known as the hot conductor Unbalanced audio cables do not reject noise as well as balanced lines Unbalanced lines are typical in home hi fi type systems and on the outputs of electronic musical instruments These work well if the distance between the components is short the signal level is relatively high and all of the electronics used in the system are plugged into the same AC service 29 CABLES AND CONNECTORS XLR F to XLR M Microphone Cable The standard cable for interconnection of microphone and line level signal in professional audio systems e Microphone to mixer e Microphone to PRX500 direct input e Professional audio mixer to PRX500 e Daisy chaining PRX500 speakers TRS balanced 1 4 inch phone jack For connecting balanced devices with 1 4 inch phone and maybe to XLR M used interchangeably TRS unbalanced 1 4 inch For connections of instruments with unbalanced outputs to balanced phone jack to XLR M XLR inputs TS unbalanced 1 4 inch phone jack This cable is ele
23. gging Practices you will need to consult with a qualified person familiar with rigging hardware and industry practices Working Load Limit Working Load Limit for M10 Suspension Points The working load limit WLL of any JBL suspendable loudspeaker system using the M10 attachment point will be maintained as long as no more than 470lbs 213kg from 2 points equally loaded or no more than 235lbs 106 kg from a single point maximum and as long as safe rigging practices are followed For permanent installation applications utilizing the M10 suspension points order JBL 229 00009 01 This kit includes three 3 M10 x 35 mm forged shoulder steel eyebolts with washers WARNING Suspension of JBL loudspeakers must employ a minimum of two 2 attachment points When bridling a JBL loudspeaker system two 2 legs of equal length must be used The rear attachment points are pull back points and are intended only for use in adjusting the down angle of the speaker enclosure Only the top and bottom attachment points are intended for use as suspension points Hearing Damage Prolonged Exposure To Excessive SPL PRX500 series loudspeakers are easily capable of generating sound pressure levels SPL sufficient to cause permanent hearing damage to performers production crew and audience members Caution should be taken to avoid prolonged exposure to SPL in excess of 90 dB WATCH FOR THESE SYMBOLS CAUTION WARNING TO REDUCE THE RISK OF ELECTRIC SHOCK
24. h Dimensions H x W x D 815 mm x 440 mm x 465 mm 32 in x 17 25 in x 18 25 in Net Weight 26 kg 57 b PRX525 System Type Self powered dual 15 two way bass reflex Frequency Range 10 dB 40 Hz 20 kHz EQ in flat position Frequency Response 3 dB 52 Hz 20 kHz EQ in flat position Coverage Pattern 702 x 702 nominal Directivity Index Dl 10 3 dB Directivity Factor Q 10 8 Crossover Modes DSP controlled 48 dB filter slope Crossover Frequency 1 6kHz System Power Rating 650 W continuous 1300 W peak LF Power amp Class D 275 Watt continuous at driver impedance LF2 Power amp Class D 275 Watt continuous at driver impedance HF Power amp Class D 100 Watt continuous at driver impedance Distortion Less than 0 1 at rated power Maximum Peak Output 135 dB Signal indicators Overload Red LED indicates input overload condition Signal Green LED indicates signal present Input sensitivity range Mic position 25 dBu to 0 dBu Line position 10 dBu to 28 dBu Input Impedance 64 K Ohms balanced 32 K Ohms unbalanced EQ Presets for Flat or Boost LF Driver 2 x JBL 265F 380 mm 15 in Differential Drive woofer HF Driver 1 x JBL 2408H 37 5 mm 1 5 in annular polymer diaphragm neodymium compression driver Enclosure Trapezoida
25. he website where you can find the JBL Sound System Input level required to engage limiter function on PRX512Mi Input level required to engage limiter function on PRX718S 24 APPLICATION EXAMPLES Design Reference Manual http www jblpro com pub technote ssdm_99 pdf Basic Sound Reinforcement System This is a very basic sound system PRX500 series speakers allow the direct connection of sound sources without the need for extra mixer or pre amplifier The XLR or 1 4 inch input jack provides versatility and cabling options and the mic line input sensitivity selector switch optimizes the speaker gain for the input source CD Player MP3 Player etc PRX515 Sm Use Boost for MP3 and other ay prerecorded music Electronic Instrument Microphone etc Use Flat for musical instrument or microphone 25 Additional speakers may be connected daisy chained together in mono mode Music Playback Reinforcement With Subwoofer PRX512M Pole Mounted On A PRX518S This is a very powerful but flexible combination The subwoofer provides the extra low frequency extension and also serves as the base for the pole mount The compact 12 inch satellite system PRX512M is a perfect match to the subwoofer From the master outputs of your mixer route the wires to the subwoofer first and select the x ove
26. is selected internal equalization is applied to enhance low frequency and high frequency response FLAT will provide greater accuracy of reproduced music higher speech intelligibility and maximum overall level BOOST is particularly useful at lower levels to enhance pre recorded music The feature provides flexibility without the need to use an external equalizer The chart at right shows the effect of the BOOST setting MAIN MONITOR Switching between MAIN and MONITOR optimizes the system for use as either a main full range system or a stage monitor PRX512M and PRX512Mi only 19 110 100 m xe T 90 J Cc 2 T 80 70 l i l 20 100 1000 10000 20000 Frequency Hz 2 INPUT MIC LINE Allows the selection of different input sensitivities to permit the connection of many different sources with or without the use of a mixer or external microphone preamplifier See Setting Input Sensitivity on page 23 24 3 LEVEL Sound level adjustment With the input in the MIC position the level can be adjusted over a large range In the LINE position most typical applications will require that the level control is set at 12 o clock More details are outlined in Setting the Input Sensitivity and Setting the Gain 6 POWER SWITCH Turns the power on The illuminated logo in
27. l 18 mm plywood with polypropylene end caps Transport 2 x die cast handles with backing cup Finish Anthracite DuraFlex finish Grille Powder coated Anthracite 18 gauge perforated steel with acoustical transparent black foam backing Input Connectors Balanced XLR 1 4 inch combo jack with XLR loop through Dimensions H x W x D 1300 mm x 440 mm x 465mm 51 in x 17 25 in x 18 25 in Net Weight 38 kg 84 Ib 15 PRX535 System Type Self powered 15 three way bass reflex Frequency Range 10 dB 39 Hz 20 kHz EQ in flat position Frequency Response 3 dB 46 Hz 20 kHz EQ in flat position Coverage Pattern 90 x 502 nominal Directivity Index Dl 10 6 dB Directivity Factor Q 11 4 Crossover Modes DSP controlled 24 dB filter slope Crossover Frequency 430 Hz 2 6 kHz System Power Rating 650 W continuous 1300 W peak LF Power amp Class D 400 Watt continuous at driver impedance MF Power amp Class D 150 Watt continuous at driver impedance HF Power amp Class D 100 Watt continuous at driver impedance Distortion Less than 0 1 at rated power Maximum Peak Output 134 dB Signal indicators Overload Red LED indicates input overload condition Signal Green LED indicates signal present Input sensitivity range Mic position 25 dBu to 0 dBu Line p
28. lected reconnect the AC IEC connector and power the unit up DO NOT UNDER ANY CIRCUMSTANCES OPERATE THE UNIT WITH THE WRONG VOLTAGE SELECTED DOING SO MAY RESULT IN SERIOUS DAMAGE TO YOUR SPEAKER SYSTEM WHICH WILL NOT BE COVERED BY WARRANTY CLASS 2 WIRING oe Class 2 output wiring 10 Operating Temperature The design of the Crown amplifier is such that it is very energy efficient and as a result does not get really hot In the rare event that it does get too hot it will automatically shut down to protect itself When its temperature has returned to within its operating range it will turn back on A Condition under which this may occur is when the system is operated in very high ambient temperatures and the heat sink on the rear of the enclosure is in direct sunlight Always ensure adequate cooling and appropriate shade 11 Introduction to the PRX500 series LLY PRX512M PRX518S PRX515 PRX525 PRX535 PRX512Mi PRX718S Thank you for choosing the JBL PRX500 series self powered PA loudspeakers There are seven models in the series five full range systems and two subwoofers All are powered
29. lock 9 o clock MIC Level Position Full on 3 o clock 12 o clock 9 o clock Input Level Required To Deliver Maximum Output 10 dBu O dBu 4 dBu 12 dBu 2 dBu 6 dBu 17 dBu 6 dBu 10 dBu 28 dBu 18 dBu 22 dBu Input Level Required To Deliver Maximum Output 25 dBu 23 dBu 18 dBu 7 dBu SETTING THE GAIN Only a properly setup system will guarantee maximum performance with a minimum of distortion and feedback This is as true for self powered systems as it is for passive systems An easy rule to follow is Everything should clip at once Following these simple steps will ensure you are getting the optimum performance out of your complete system 1 Once the source has been connected to the input of your mixer adjust the input sensitivity or trim so that the highest input levels are set to just before clip or when the input LED just starts to flicker 2 Position the channel fader for that input to 0 dB 3 Position the Master output fader to 0 dB 4 With the Mic Line button set to Line because the system is receiving a line level signal or commonly called a 4 dB signal set the Level control to the 12 o clock position and adjust until the overload LED just begins to flicker In the case of PRX512Mi and PRX718S the limiter indicator flickers just as it is functioning For in depth articles related to gain structure please refer t
30. m power Switch to a dynamic microphone use a battery in the microphone if possible use an external phantom power supply e Reduce the output level of the source e Turn down the level controls on the speaker Review the Owner s Manual for your system setup and adjust controls as needed e Input sensitivity gain 31 Noise or hiss heard at output Hum or Buzz that increases or decreases when the mixer level controls are moved Hum or Buzz Speakers feed back and howl when the microphone volume is turned up Too much low frequencies when playing back prerecorded music Noisy Source Device Improper A C ground or faulty equipment connected to mixer input Faulty cable between source equipment and mixer Improper A C grounding ground loops Excessively long unbalanced cable run Improper system gain structure Microphones are pointed into the speakers Equalizer settings are incorrect Excessive gain Recorded music with excessive low frequencies Disconnect the devices that are connected to your speaker one at a time If the noise goes away the problem is with the source or the connecting cable Disconnect or mute channels one at a time to isolate the problem Refer to the owner s manual of the faulty equipment for troubleshooting help Substitute a known good cable for the suspected faulty cable e Telescope the audio ground by using an XLR F to XLR M adapter on one end
31. mance as floor wedge S 27 Large Live Performance Or Music Playback Reinforcement System With Stage Monitor 4 x PRX518S 4 x PRX525 And 2 x PRX512M For larger crowds in and outdoors a flexible system like this will deliver excellent results The dual 15 inch PRX525 delivers mighty bottom end and crisp highs The combination of extra PRX518S subwoofers gives it an even more thunderous low end The PRX525 s can be arrayed as pair of two s each side for a wider coverage and some extra SPL extremely useful in outdoor applications PRX525 Go NICS ND a a H IN PRX518S S PRX512M Right Main Output 28 REFERENCE Balanced vs Unbalanced Lines Your PRX500 series can accept either type of input There are two basic types of audio system interconnections for audio signals Balanced and Unbalanced Balanced Lines In audio a balanced line is a three conductor system in which the two signal wires carry an equal but opposite voltage with respect to the ground wire The ground wire acts only as a shield and does not carry any audio signal current Outside interfer
32. ns may affect the AC supply to the systems CAUTION In compliance with safety agency criteria and proper system operation it is critical that the system installer observe all electrical safety practices at all times and provide proper earth grounding for all AC Power connections Powering Up The main power switch is located on the input panel on the back of the enclosure Always ensure that the speaker system is the last thing you power up and the first thing to turn off when operating your complete PA system If soeaker systems are daisy chained together always turn off the last system in the chain first Power on is indicated by the illumination of the logo on the front of the enclosure Changing Voltage Your PRX500 series speaker will typically be set at the factory to accommodate the power mains voltage in your area Before you set up your PRX500 series speaker for the first time it is a good idea to verify that the setting of the selector is appropriate for the power in your area In the event that you do need to change the voltage e Make sure that the speaker is powered off and the AC is disconnected from the speaker e Directly above the male IEC connector on the speaker is a voltage selector Just slide the switch to the appropriate setting e Set the voltage selector switch to the 115V for 100 120V or 230V for 220 240V range setting as required for your area e After having reconfirmed that the correct voltage is se
33. on Signal Green LED indicates signal present Input sensitivity range 6 dBu to 24 dBu Input Impedance 34K Ohms balanced 18K Ohms unbalanced Polarity 0 or 180 phase shift LF Driver 1 x JBL 2044E 460 mm 18 in woofer Enclosure Rectangular 18 mm plywood Suspension Mounting 36 mm pole socket on top Transport 2 x die cast handles with backing cup Finish Anthracite DuraFlex finish Grille Powder coated Anthracite 18 gauge perforated steel with acoustical transparent black foam backing Input Connectors Balanced XLR 1 4 inch combo jack with XLR loop through stereo Dimensions H x W x D 673 mm x 535 mm x 610 mm 26 5 in x 21 in x 24 in Net Weight 36 kg 79 Ib 7 PRX718S System Type Self powered 18 bass reflex Frequency Range 10 dB 33 Hz 160 Hz Frequency Response 3 dB 37 Hz 130 Hz Crossover Modes DSP controlled 24 dB Oct filter slope Crossover Frequency 120 Hz System Power Rating 700 W contiuous 1400 W peak LF Power amp Dual Bridge Technology Class D 700 Watts continuous at driver impedance Distortion Less than 0 1 at rated power Maximum Peak Output 133 dB Signal indicators Limiter Red LED indicates limiter in operation Signal Green LED indicates signal present Input sensitivity range 4 dBu to 22 dBu Input Impe
34. osition 10 dBu to 28 dBu Input Impedance 64 K Ohms balanced 32 K Ohms unbalanced EQ Presets for Flat or Boost LF Driver 1 x JBL 265F 380 mm 15 in Differential Drive woofer MF Driver 1 x JBL 195H 165 mm 6 5 in woofer HF Driver 1 x JBL 2414H 25 mm 1 0 in annular polymer diaphragm neodymium HF compression driver Enclosure Trapezoidal 18 mm plywood with polypropylene end caps Suspension Mounting 36 mm pole socket Transport 2 x die cast handles with backing cup Finish Anthracite DuraFlex finish Grille Powder coated Anthracite 18 gauge perforated steel with acoustical transparent black foam backing Input Connectors Balanced XLR 1 4 inch combo jack with XLR loop through Dimensions H x W x D 1070 mm x 440 mm x 465 mm 42 in x 17 25 in x 18 25 in Net Weight 33 5 kg 74 Ib 16 PRX518S System Type Self powered 18 bass reflex Frequency Range 10 dB 37 Hz 140 Hz Frequency Response 3 dB 52 Hz 110 Hz Crossover Modes DSP controlled 24 dB filter slope Crossover Frequency 120 Hz System Power Rating 500 W continuous 1000 W peak LF Power amp Class D 500 Watt continuous at driver impedance Distortion Less than 0 1 at rated power Maximum Peak Output 129 dB Signal indicators Overload Red LED indicates input overload conditi
35. otect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the apparatus Only use attachments accessories specified by the manufacturer Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over Unplug this apparatus during lightning storms or when unused for long periods of time Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped If Service Instruction in Owner s Manual CAUTION THESE SERVICING INSTRUCTIONS ARE FOR USE BY QUALIFIED SERVICE PERSONNEL ONLY TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT PERFORM ANY SERVICING OTHER THAN THAT CONTAINED IN THE OPERATING INSTRUCTIONS UNLESS YOU ARE QUALIFIED TO DO SO To completely disconnect this apparatus from the ac mains disconnect the power supply cord plug from the ac receptacle WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE Do not expose this equipment to dripping or splashing and ensure that no obj
36. our JBL loudspeakers read and understand the following safety information IMPORTANT SAFETY WARNING The information in this section has been assembled from recognized engineering data and is intended for informational purposes only None of the information in this section should be used without first obtaining competent advice with respect to applicability to a given circumstance None of the information presented herein is intended as a representation or warranty on the part of JBL Anyone making use of this information assumes all liability arising from such use All information presented herein is based upon materials and practices common to North America and may not directly apply to other countries because of differing material dimensions specifications and or local regulations Users in other countries should consult with appropriate engineering and regulatory authorities for specific guidelines Correct use of all rigging hardware is required for secure system suspension Careful calculations should always be performed to ensure that all components are used within their working load limits before the array is suspended Never exceed the maximum recommended load ratings Before suspending any speaker system always inspect all components enclosure rigging frames pins eyebolts track fittings etc for cracks deformations corrosion missing loose or damaged parts that could reduce strength and safety of the array Do not suspend the sp
37. pension will comply with ASME B30 20 and will be manufactured under product traceability controls Compliant hardware will be referenced with a working load limit WLL and a traceability code Attachment to Structures A licensed Professional Engineer must approve the placement and method of attachment to the structure prior to the installation of any overhead object The following performance standards should be provided to the Professional Engineer for design purposes Uniform Building Code as applicable Municipal Building Code as applicable and Seismic Code as applicable The installation of the hardware and method of attachment must be carried out in the manner specified by the Professional Engineer Improper installation may result in damage injury or death Inspection amp Maintenance Suspension systems are comprised of mechanical devices and as such they require regular inspection and routine maintenance to insure proper function ability JBL suspendable loudspeakers must be inspected for fatigue at least annually The inspection shall include a visual survey of all corners and load bearing surfaces for signs of cracking water damage de lamination or any other condition that may decrease the strength of the loudspeaker enclosure Accessory suspension hardware provided with or for the JBL loudspeakers must be inspected for fatigue at least annually The inspection shall include a visual survey of the material for signs of corrosion ben
38. r in high pass option Route the cable form the subwoofer output connector to the top Reduce the volume of subwoofers Adjust the volume for the top to desired levels and match the subwoofer volume to achieve desired results PRX512M PRX518S Single subwoofer application in stereo mode see page 19 Pe Right Main Output 26 This will provide a well balanced LF performance for the system Live Performance Or Music Playback Reinforcement System With Stage Monitors PRX535 And PRX512M This is an ideal system when wide coverage and good directivity is required specifically in highly reverberant room The horn loaded PRX535 3 way system will control the propagation of the sound much better than a conventional 2 way system The more directional or controlled the sound is the more independent the system becomes from the a PRX535 PRX512M Right Main Output Monitor Output Use Boost position if extra low end is required Switch to Monitor position for optimum perfor
39. t installed and used in accordance with the instruction manual may cause harmful interference to radio communications However there is no guarantee that the interference will not occur in a particular installation If this equipment does cause harmful interference to radio and television reception which can be determined by turning the equipment off and on the user is encouraged to try to collect the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help The PRX500 Series Power Amplifier AC Power Requirements Standard PRX500 series speaker systems are equipped with a multi channel Crown Class D power amplifier and loudspeaker specific DSP electronics and require appropriate AC power Before plugging a PRX500 speaker into an outlet ensure that it is able to provide the appropriate AC power as set on the speaker A robust AC supply is necessary for maximum performance If the supply is too weak the bass performance may be affected and if it sags drops too much the system may self mute to protect itself As soon as the appropriate AC supply is restored it will continue to operate Plugging multiple systems into the same outlet and long extension cord ru
40. the front of the speaker serves also as a power on indicator 7 LINE SELECT Allows the user selection for different local voltage ratings 8 AC LINE INPUT Standard IEC AC mains input connector Indicators 4 SIGNAL Signal indicator The green LED illuminates when a signal is present 5 OVERLOAD The red LED illuminates when the system overload protection is active If the input signal is too strong or the LEVEL control set too high the red LED will illuminate constantly Illumination of the OVERLOAD LED can be avoided by reducing the input level or turning down the LEVEL control to the point at which the red LED occasionally flickers Connectors 9 XLR Female balanced XLR and 1 4 inch phone jack combo balanced input connector 10 XLR Male balanced XLR output connector This connector provides a full range signal which can be daisy chained to another speaker PRX512Mi LIMITER Red LED indicates limiter in operation 20 SYSTEM SET UP SUBWOOFER PRX500 Amplifier Input Configuration for PRX518S and PRX718S Subwoofer Models 12 34 5 an cau PRX518S IN 0 3 OVERLOAD amp gt SIGNAL out T L L JBL 6 e LINE SELECT PROFESSIONAL THS DEVICE COMPLIES WTH PART 15 OF THE FCC RULES OPERATION S SUBJECT TO THE FOLLOWING CONDITIONS AC LINE INPUT 100V 240V 1 THS DEVICE MAY NOT CAUSE 50 60 Hz 5A 600W HARMFUL INTERFERENCE 2 THS DEVICE MUST ACCE
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