JBL PRX512M, User Manual

Page 1: ...P R X 5 1 2 M P R X 5 1 5 P R X 5 3 5 P R X 5 2 5 P R X 5 1 8 S U s e r s G u i d e ...

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Page 3: ...ier 7 Introduction to the PRX500 series 9 System Specifications 10 14 System Setup 16 17 Setting Input Sensitivity 18 Setting the Gain 19 Application Examples 20 23 Reference 24 Cables and Connectors 25 Troubleshooting 26 27 Contact Information 28 Warranty Information 29 CONTENTS ...

Page 4: ...avoid injury from tip over 13 Unplug this apparatus during lightning storms or when unused for long periods of time 14 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...

Page 5: ... 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 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 Route cables so that perfo...

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Page 7: ...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 t...

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Page 9: ...dibly 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 lo...

Page 10: ...ty Mic position 25 dBu to 0 dBu Line position 28 dBu to 10 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 Dual 36mm pole socket...

Page 11: ... 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 36mm pole socket Transport 2 x die cast handles with ...

Page 12: ...ivity Mic position 25 dBu to 0 dBu Line position 28 dBu to 10 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 Trapezoidal 18 mm plywood with polypropylene end caps Transport 2 x die cast handle...

Page 13: ... position 28 dBu to 10 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 2408H 37 5 mm 1 5 in annular polymer diaphragm neodymium compression driver Enclosure Trapezoidal 18 mm plywood with polypropylene end caps Suspension Mounting 36mm...

Page 14: ...nbalanced Polarity 0 or 180 phase shift LF Driver 1 x JBL 2044E 460 mm 18 in woofer Enclosure Rectangular 18 mm plywood Suspension Mounting 36mm 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...

Page 15: ...15 Notes ...

Page 16: ...er or external microphone preamplifier See Setting Input Sensitivity on page 18 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 ...

Page 17: ...s 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 is present at the input connector 5 OVERLOAD The red LED illuminates when the system overload protection is active If the input signa...

Page 18: ...L 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 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 ...

Page 19: ...to 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...

Page 20: ...s 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 Additional speakers may be connected daisy chained together in mono mode APPLICATION EXAMPLES MP3 MP3 PRX515M 20 ...

Page 21: ... to the subwoofer From the master outputs of your mixer route the wires to the subwoofer first and select the x over 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 This will provide a well balanced LF performance for the syste...

Page 22: ...X535 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 room acoustics present resulting in a much clearer sound The PRX535 s full low end is an additional advantage when no subs are used The PRX512M s are set to the monitor EQ setting Right Main Output ...

Page 23: ... 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 a 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 Right Main Output Monitor Output 23 ...

Page 24: ...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 ...

Page 25: ...peakers TRS balanced 1 4 inch phone jack to XLR M For connecting balanced devices with 1 4 inch phone and maybe used interchangeably TRS unbalanced 1 4 inch phone jack to XLR M For connections of instruments with unbalanced outputs to balanced XLR inputs TS unbalanced 1 4 inch phone jack to XLR M This cable is electrically identical to TRS unbalanced 1 4 inch phone and maybe used interchangeably X...

Page 26: ...ified value Take your speaker to a competent servicer Signal source mixer instrument etc is not sending Faulty cables and connections Check VU meters on the source mixer Verify that the CD MP3 is playing Use headphones to verify that the instrument is actually sending an audio signal Faulty cables and connections Disconnect and re seat signal cables Replace suspected cable with a known good cable ...

Page 27: ...aulty cable Improper A C grounding ground loops Telescope the audio ground by using an XLR F to XLR M adapter on one end Re route audio cable away from AC power and lighting cables Excessively long unbalanced cable run Use the balanced outputs if available of your mixer to drive your PRX speakers Use a DI direct injection box to convert your unbalanced equipment output to a balanced output Imprope...

Page 28: ...BL 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 Regi...

Page 29: ...ginal 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 d...

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Page 32: ...8500 Balboa Boulevard Northridge CA 91329 USA Visit us online at www jblpro com Part Number 363264 001 12 2006 ...