JL Audio e2150 User's Manual
Contents
1. JL AUDIO e2150 two channel full range amplifier owner s manual Thank you for purchasing a JL Audio amplifier for your automotive sound system Your amplifier has been designed and manufactured to exacting standards in order to ensure years of musical enjoyment in your vebicle For maximum performance and extended warranty coverage we highly recommend that you have your new amplifier installed by an authorized JL Audio dealer Your authorized dealer has the training expertise and installation equipment to ensure optimum performance from this product Should you decide to install the amplifier yourself please take the time to read this manual thoroughly so as to familiarize yourself with its installation requirements and setup procedures If you have any questions regarding the instructions in this manual or any aspect of your amplifiers operation please contact your authorized JL Audio dealer for assistance If you need further assistance please call the JL Audio Technical Support Department at 954 443 1100 during business hours Eastern Time Zone JL AUDIO PROTECT YOUR HEARING We value you as a long term customer For that reason we urge you to practice restraint in the operation of this product so as not to damage your hearing and that of others in your vehicle Studies have shown that continuous exposure to high sound pressure levels can lead to permanent irreparable hearing loss This and all other hig2. _ Amplifier Inputs CH 1 Left High Level Inputs OO t ro 1 2 CH 2 Right AMPLIFIER CONTROLS Input Sensitivity This control labeled Input Sens can be used to match the source unit s output voltage to the input stage of the e2150 for maximum clean output Rotating the control clockwise will result in higher sensitivity louder for a given input voltage Rotating the control counterclockwise will result in lower sensitivity quieter for a given input voltage To properly set the amplifier for maximum clean output please refer to Appendix A page 10 After using this procedure you can then adjust the Input Sens level downward if this is required to achieve the desired system balance Do not increase any Input Sens setting for any channel s of any amplifier in the system beyond the maximum level established during the procedure outlined in Appendix A page 10 Doing so will result in audible distortion and possible speaker damage Filter Controls Most speakers are not designed to reproduce the full range of frequencies audible by the human ear For this reason most speaker systems are comprised of multiple speakers each dedicated to reproducing a specific frequency range Filters are used to select which frequency range Is sent to each section of a speaker system The division of frequency ranges to different speakers can be done with passive filters coils and or capa
3. Filter Mode switch in the Channel amp 2 section must be in the LP position for the bass boost to be functional 2 Remote Bass Port This port allows you to connect an optional remote boost knob sold separately JL Audio Model RBC 1 that can be mounted in the front of the vehicle With the RBC connected the boost is no longer limited to O or 6 dB allowing a range of O 12 dB of boost to be selected JL AUDIO e2150 PRE OUTS The e2150 s Pre Outs connectors output unprocessed pass through left and right channel preamp level signals permitting connection of additional amplifiers in a system Left Pre Quts Amplifie a O WO Right When using either the line level inputs RCA input connections or the High Level Inputs fourpin connector the output signals are identical to the input signals If the High Level Inputs are used the signal present at the Pre Outs can still be sent to another JL Audio amplifier In either case the Pre Outs signals are not affected by any settings in the Amplifier Controls or Bass Boost Controls sections SPEAKER OUTPUTS The e2150 s speaker outputs are designed to accept 8 AWG 16 AWG wire The e2150 is designed to deliver power into speaker loads equal to or greater than 2Q when using a stereo configuration and speaker loads equal to or greater than 4Q when using a bridged configurati
4. make sure there is at least inch 2 5 cm of space above the amplifiers outer shell to permit proper cooling Safety Considerations Your amplifier needs to be installed in a dry well ventilated environment and in a manner which does not interfere with your vehicle s safety equipment air bags seat belt systems ABS brake systems etc You should also take the time to securely mount the amplifier using the supplied screws so that it does not come loose in the event of a collision or a sudden jolt to the vehicle 8 Ibs of aluminum traveling at 60 MPH will hurt you Stupid Mistakes to Avoid e Check before drilling any holes in your vehicle to make sure that you will not be drilling through a gas tank brake line wiring harness or other vital vehicle system e Do not run system wiring outside or underneath the vehicle This is an extremely dangerous practice which can result in severe damage to your vehicle and person e Protect all system wires from sharp metal edges and wear by carefully routing them tying them down and using grommets and loom where appropriate e Do not mount the amplifier in the engine compartment under the vehicle on the roof or in any other area that will expose the amplifier circuitry to the elements Ch 1 L Che R 12VDC Ground Remote OES min Ozemir O ieee Bridged 4Q min seed JL AUDIO e2 150 JL AUDIO e2150 3 PRODUCT DESCRIPTION The JL Audio e2150 is a two chann
5. one is desired we recommend the use of a 20A AGU fuse or MaxiFuse type JL AUDIO e2150 TURN ON LEAD The e2150 uses a conventional 12V remote turn on lead typically controlled by the source unit s remote turn on output The amplifier will turn on when 12V is present at its Remote input and turn off when 12V is switched off If a source unit does not have a dedicated remote turn on output the amplifiers turn on lead can be connected to 12V via a switch that derives power from an isnition switched circuit The e2150 s Remote turn on connector is designed to accept 18 AWG 12 AWG wire To connect the remote turn on wire to the amplifier first back out the set screw on the top of the terminal block using the supplied 2 5 mm hex wrench Strip 1 2 inch 12mm of wire and insert the bare wire into the terminal block seating it firmly so that no bare wire is exposed While holding the wire in the terminal tighten the set screw firmly taking care not to strip the head of the screw and making sure that the wire is firmly gripped by the set screw INPUT SECTION The e2150 has one input section with two distinct ipput connection options These are 1 A pair of traditional RCA type connections designed to accept input from source units with line level outputs 2 A fourpin connector designed to accept input from amplified sources such as factory source units or source units not equipped with line level outputs
6. AUDIO e2150 13 INSTALLATION NOTES Use this diagram to document your amplifier s switch and control positions Amplifier Inputs CH 1 Left Pre Quts Q Q IA Level 7 CH 2 Right Amplifier Status Bass Boost Controls Amplifier Controls Go Q Power Protect Remote Bass Port 14 JL AUDIO e2 150 Bass Boost Input Sens Fitter Mode Off On Off HP LP CH 1 amp 2 Input Signals are summed to mono when _ Bass EQ is activated Filter Freq Hz Y 50 200 JL AUDIO e2 150 15 LIMITED WARRANTY AMPLIFIERS USA JL AUDIO warrants this product to be free of defects in materials and workmanship for a period of ninety 90 days from the original date of purchase The warranty term is extended to two 2 years if installation is performed or approved by an authorized JL AUDIO dealer proof of installation or approval required on purchase receipt This warranty is not transferrable and applies only to the original purchaser from an authorized JL AUDIO dealer Should service be necessary under this warranty for any reason due to manufacturing defect or malfunction JL AUDIO will at its discretion repair or replace the defective product with new or remanufactured product at no charge Damage caused by the following is not covered under warranty accident misuse abuse product modification or neglect failure to follow installation instructions unauthorized repair attempts mis
7. G 37 SO Jeena 146 J EEE EE 164 DA nee ONO prerii 77 DO A a taro 193 o EEEE 197 IO Fag ake E wee eens eee 209 DG pie as n taeeactn Sues es 213 OP sched E EE 216 BB 200 218 Cc e a er ee 225 Full clockwise 225 APPENDIX C e2150 Specifications GENERAL SPECIFICATIONS Recommended Fuse Value 20A Recommended Fuse Type AGU or MaxiFuse INPUT SECTIONS No of Inputs One Stereo Pair Input Type Differential noise cancelling with RCA jack inputs low level and multi pin jack high level Input Range 200mV 8V RMS AMPLIFIER SECTION Amplifier Topology Class AB with patented Absolute Symmetry dual N Channel MOSFET output design Power Supply Unregulated MOSFET switching type Rated Power Stereo 45W RMS x 2 4Q 12 5V 75W RMS x 2 20 12 5V Rated Power Bridged 90W RMS x 8Q 12 5V 50W RMS x 4Q 125V THD at Rated Power lt 0 08 4 ohms per channel 20 Hz 20 kHz Signal to Noise Ratio gt 04 dB referred to rated power A weighted 20 Hz 20 kHz noise bandwidth Frequency Response 0 Hz 25 kHz 0 dB Damping Factor gt 200 4Q per ch 50 Hz gt 100 2Q per ch 50 Hz Slew Rate 22V us AMPLIFIER FILTER Filter Type State variable 2dB octave Butterworth with continuously variable cutoff frequency selection from 50 200 Hz Configurable as Low Pass or High Pass Defeatable PREAMP OUTPUT Pass through type Output signal is identic
8. al to the signal at the Amp Inputs DIMENSIONS LxWxH 9 8 x 9 25 x 2 36 250mm x 235mm x 60mm Due to ongoing product development all specifications are subject to change without notice JL AUDIO e2150 11 APPENDIX D TROUBLE SHOOTING MY AMPLIFIER DOESN T TURN ON MY AMPLIFIER TURNS ON BUT THERE IS NO OUTPUT Check to make sure there is 12V at the Remote connection of Check the input signal using an AC voltmeter to measure the voltage the amplifier In some cases the turn on lead from the source unit Is insufficient to turn on multiple devices and the use of a relay is required To test for this problem jump the 12V wire to the Remote terminal to see if the amplifier turns on If this does not work proceed to the next step from the source unit while an appropriate test tone Is played through the source unit disconnect the input cables from the amplifier prior to this test The frequency used should be in the range that is to be amplified by the amplifier example 50 Hz for a sub bass application or kHz for a full Check the fuse not just visually but with a continuity meter It is range high pass application A steady sufficient voltage possible for a fuse to have poor internal connections that between 0 2 and 8 0V should be present at the output of cannot be found by visual inspection It is best to take the fuse the signal cables out of the holder for testing If n
9. citors between the amplifier outputs and the speakers which are acceptable and commonly used for filtering between mids and tweeters Filtering between subwoofer systems and satellite speaker systems is best done with active filters which cut off frequency content at the input to the amplifier Active filters are more stable than passive filters and do not introduce extraneous resistance which can degrade subwoofer performance The active filter built into the e2150 can be used to eliminate potentially harmful and or undesired frequencies from making their way through the amplifier section to the speaker s This serves to improve tonal balance and to avoid distortion and possible speaker failure Correct use of this filter can substantially increase the longevity and fidelity of your audio system JL AUDIO e2 150 Amplifier Controls Filter Freq Hz 80 Input Sens Filter Mode 120 Off HP LP so 200 1 Filter Mode Control The e2150 employs a 2dB per octave filter This filter can be configured into one of two filter types or defeated completely by way of the three position Filter Mode switch Off Defeats the filter completely allowing the full range of frequencies present at the inputs to feed the amplifier This is useful for systems utilizing outboard crossovers or requiring full range reproduction from the e2150 LP Low Pass Configures the filter to attenuate frequencies above the select
10. d by a stereo input the e2150 will automatically combine the left and right channels into a summed mono left right channel This option is useful when using the e2150 to drive a subwoofer system or a summed mono center channel AMPLIFIER STATUS INDICATOR LIGHTS PROTECTION CIRCUITRY There are two status indicator lights on the input control end of the amplifier ts Amplifier Status 1 Power Green lights to indicate that the amplifier is turned on and operating normally 2 Protect Red lights or flashes to indicate that the amplifier protection circurtry has been activated to prevent product failure a If the red Protect indicator lights steadily without flashing the amplifier has exceeded its safe operating temperature This causes the amplifier to shut off in order to protect its circuitry Vhen the amplifiers temperature drops to a safe level the red Protect indicator will shut off and the amplifier will return to normal operation b If the red Protect indicator flashes intermittently the protection circurtry has detected a short circuit or a dangerously low impedance connected to the amplifier output s Connecting the speaker outputs to an impedance lower than 2Q stereo 4Q bridged will cause this protection mode to activate The amplifiers output may cycle on and off when this protection mode is activated When the problem is eliminated the amplifier will return to n
11. ed filter frequency at a rate of 2dB per octave Useful for connection of subwoofer s to the e2150 in a bi amplified system HP High Pass Configures the filter to attenuate frequencies below the selected filter frequency at a rate of 2dB per octave Useful for connection of coaxial or component satellite speaker systems to the e2150 in a bi amplified system 2 Filter Freq Hz The filter frequency markings surrounding this rotary control are for reference purposes and are generally accurate to within 1 3 octave or better If you would like to select the filter cutoff frequency with a higher level of precision consult the chart in Appendix B page 1 Tuning Hint If you are using the e2150 to drive a subwoofer system LP mode or a component satellite speaker system HP mode 100 Hz is a good baseline Filter Freq Hz setting After properly adjusting the Input Sens as outlined in Appendix A page 10 you can fine tune the Filter Freq Hz control to achieve the desired system frequency response BASS BOOST CONTROLS Bass Boost Controls Ampli Bass Boost In Off On CH 1 amp 2 Input Signals are Remote summed to Bass Port mono when Bass EQ is activated 1 Bass Boost This switch allows the user to activate a 6 dB boost centered at 48 Hz When the Bass Boost is activated the inputs to CH Left and CH 2 Right are summed to create a mono signal The
12. el full range amplifier utilizing patented Absolute Symmetry Class AB technology for both channels The e2150 can be operated with a wide variety of source units and system configurations TYPICAL INSTALLATION SEQUENCE The following represents the sequence for a typical amplifier installation using an aftermarket source unit Additional steps and different procedures may be required in some applications If you have any questions please contact your authorized JL Audio dealer for assistance 1 Disconnect the negative battery post connection and secure the disconnected cable to prevent accidental re connection during installation This step is not optional 2 Run power wire minimum 8 AWG from the battery location to the amplifier mounting location taking care to route it in such a way that it will not be damaged and will not interfere with vehicle operation Use 4 AWG or larger power wire and a power distribution block if additional amplifiers are being installed with the e2 150 3 Connect power wire to the positive battery post Fuse the wire with an appropriate fuse block and connectors within 18 inches 45 cm wire length of the positive battery post This fuse is essential to protect the vehicle Do not install the fuse until the power wire has been connected to the amplifier 4 Run signal cables and remote turn on wire from the source unit to the amplifier mounting location 5 Run speaker wire from the speaker sys
13. from the amplifiers speaker output connectors 2 Turn off all processing bass treble loudness EQ etc on the source unit processors if used and amplifier Set fader control to center position and subwoofer level control to 3 4 of maximum if used to feed the e2150 3 Turn the Input Sens control all the way down 4 Set the source unit volume to 3 4 of full volume This will allow for reasonable gain overlap with moderate clipping at full volume 5 Using the chart on this page determine the target voltage for input sensitivity adjustment according to the nominal impedance of the speaker system connected to the amplifier outputs 6 Verify that you have disconnected the speakers before proceeding Play a track with an appropriate sine wave within the frequency range to be amplified by the e2 50 at 3 4 source unit volume 7 Connect the AC voltmeter to the speaker output connectors of the amplifier If the channel pair is operating in stereo it is only necessary to measure one channel If bridged make sure you test the voltage at the correct connectors L and R 8 Increase the Input Sens control until the target voltage is observed with the voltmeter 9 Once you have adjusted the e2150 to its maximum low distortion output level lower the system volume on the source unit and reconnect the speaker s The Input Sens controls can now be adjusted downward if the amplifier requires attenuation to ac
14. h power amplifiers are capable of producing such high sound pressure levels when connected to a speaker system Please limit your continuous exposure to high volume levels While driving operate your audio system in a manner that still allows you to hear necessary noises to operate your vehicle safely horns sirens etc SERIAL NUMBER In the event that your amplifier requires service or Is ever stolen you will need to have a record of the product s serial number Please take the time to enter that number in the space provided below The serial number can be found on the bottom panel of the amplifier and on the amplifier packaging Serial Number Left amp Right Left amp Right Amplifier Inputs CH 1 Left Pre Outs Amplifier Status O O Bass Boost Remote Signals are summed to Bass Port mono when Te Level aie e INSTALLATION APPLICATIONS This amplifier is designed for operation in vehicles with 12V negative ground electrical systems Use of this product in vehicles with positive ground and or voltages other than 2V may result in damage to the product and will void the warranty This product is not certified or approved for use In aircraft Do not attempt to bridge the outputs of this amplifier with the outputs of a second amplifier including an identical one Left amp Right Power Status Remote Bass Preamp Input Jacks Indicator Control Knob pg 6 0 9 TT pg 7 l l CH 1 a
15. h your favorite music JL AUDIO e2 150 POWER CONNECTIONS Before installing the amplifier disconnect the negative ground wire from the vehicle s battery This will prevent accidental damage to the system the vehicle and your body during installation 12VDC Ground Remote O The e2150 s 12VDC and Ground connections are designed to accept 8 AWG 4 AWG power wire 8 AWG is a minimum power wire size for this amplifier If you are installing the e2150 with other amplifiers and wish to use a single main power wire use 4 AWG or larger main power wire depending on the overall current demands of all the amplifiers in the system This 4 AWG or larger power wire should terminate into a distribution block mounted as close to the amplifiers as possible and should connect to the e2150 with 8 AWG 4 AWG power wire Please note that smaller AWG numbers mean bigger wire and vice versa 1 0 AWG is the largest 2 AWG is smaller then 4 AWG then 8 AWG etc To connect the power wires to the amplifier first back out the set screw on the top of the terminal block using the supplied 2 5 mm hex wrench Strip 1 2 inch 12 mm of insulation from the end of each wire and insert the bare wire into the terminal block seating it firmly so that no bare wire is exposed While holding the wire in place tighten the set screw firmly taking care not to strip the head of the screw The ground connection should be made using
16. hieve the desired system balance EIMPORTANT Do not increase any Input Sens setting for any amplifier in the system beyond the maximum level established during this procedure Doing so will result in audible distortion and possible speaker damage It will be necessary to re adjust the Input Sens for the affected channels if any equalizer boost is activated after setting the Input Sens with this procedure This applies to any EQ boost circuit including source unit tone controls or EQ circuits EQ cuts will not require re adjustment Nom Target AC Voltage Impedance Stereo Bridged 8Q 26 8 V 6Q TEAS 40 302 not recommended 20 not recommended 10 JL AUDIO e2 150 APPENDIX B Precise Frequency Selection Chart FILTER FREQ AMP FILTER Detent Panel Actual Number Marking Freq Full counter clockwise 53 J a aae ceases ead 53 O2 BO 53 O E a a endear 53 OF e a soi 54 OO ade T AE 54 On e E ET 55 JJJ hirs 55 08 56 OF deci agate eeca dra vation gates ieee 56 Oh ae deve es eee ee 57 J E oe 58 J 59 J E e snes 62 J 60 65 J une ee en eats 65 J a oe 66 PAE EE kee eaaee sae 70 JJ teoee otek 73 J Gee veces 77 20 sewed BO 8l D E E A wae aces ees 84 EEE E 88 PE EOE 94 24 aaa IOI J 104 26 120 aa 15 Daea 118 DOr 4s stent ale a oe aca cers 28 DD e
17. load lower than 4Q is not recommended Because a bridged pair of channels requires that both channels receive input you need to connect both left and right inputs to the source unit Connection of only one input will result in reduced power output increased distortion and can cause the amplifier to overheat Do not do this When the e2150 is operating in bridged mode the output will be in mono only one channel This mono channel can contain right channel only information left channel only information or the sum of the information from both the right and left JL AUDIO e2 150 channels In order to achieve one of these options configure the inputs in one of these two ways 1 Left Channel Only or Right Channel Only Information If you wish to send a Left only or Right only signal to the e2150 use a Y Adaptor to split the single channel signal into both left and right RCA inputs or parallel connect both positive and both negative high level input connections to a single channel source signal This option is useful when using one e2150 to drive the left channel speakers only and another e2150 to drive right channel speakers only a IMPORTANT When parallel connecting both positive and both negative high level input connections as described above make sure to connect negative wires to negative wires and positive wires to possitive wires 2 Left Right Channel Information VVhen bridged and fe
18. mp 2 Input CH 2 Right Chassis Ground Connector pg 5 12V Power Remote Turn On Connector Connector pg 5 PZ 6 Protection Status Bass EQ High Level Input Jacks Preamp Output Jacks Indicator On Off Switch pg 6 pg 8 P89 Jack for pg 7 Bass Boost Controls Bass EQ is activated PLANNING YOUR INSTALLATION It is important that you take the time to read this manual and that you plan out your installation carefully The following are some considerations that you must take Into account when planning your Installation Cooling Efficiency Considerations The outer shell of your JL Audio amplifier is designed to remove heat from the amplifier circuitry For optimum cooling performance this outer shell should be exposed to as large a volume of air as possible Enclosing the amplifier in a small poorly ventilated chamber can lead to excessive heat build up and degraded performance If an installation calls for an enclosure around the amplifier we recommend that this enclosure be ventilated with the aid of a fan In normal applications fan cooling is not necessary Filter Mode Selection pg 6 Input Sensitivity Filter Control Frequency Selector pg 6 pg 6 Amplifier Controls Filter Freq Hz O Sens E Mode g amp o Off HP LP iO Speaker Outputs pg 8 BIMPORTANT Mounting the amplifier upside down is strongly discouraged If mounting the amplifier under a seat
19. o problem is found with the Check the output of the amplifier Using the procedure explained in fuse inspect the fuse holder the previous check item after plugging the input cables back into the amplifier test for output at the speaker outputs of the I GET A DISTORTED ATTENUATED SOUND COMING OUT OF THE SPEAKER S amplifier Unless you enjoy test tones at high levels it is a good Check the input signal and input signal cables to make sure signal is idea to remove the speaker wires from the amplifier while present at the Amplifier Inputs and the cables are not doing this Turn the volume up approximately half way pinched or loose It may be helpful to try a different set of 5V or more should be measured at the speaker outputs This cables and or a different signal source to be sure output level can vary greatly between amplifiers but it should not be in the millivolt range with the source unit at half MY AMPLIFIER SHUTS OFF ONCE IN AWHILE USUALLY AT HIGHER VOLUMES volume If you are reading sufficient voltage check your speaker Check your voltage source and grounding point The power supply of connections as explained below the e2150 will operate with charging system voltages down to Check to ensure that the speaker wires are making a good 8V Shutdown problems at higher volume levels can occur connection with the metal inside the terminal block The when the charging system voltage drops below 8V These dips speaker
20. on To connect the speaker wires to the amplifier first back out the set screws on the top of the terminal block using the supplied 2 5 mm hex wrench Strip 1 2 inch 12 mm of insulation from the end of each wire and insert the bare wire into the terminal block seating it firmly so that no bare wire is exposed While holding the wire in place tighten the set screw firmly taking care not to strip the head of the screw Ch 11 L OEY mn Ch2 R Orm e O 9 Pa Bridged 4Q MIn send BIMPORTANT Speaker loads below 2Q nominal per channel are not recommended and may cause the amplifier to initiate a protection mode and shut itself off BRIDGING CONSIDERATIONS Bridging is the practice of combining the output of two amplifier channels to drive a single load When bridged each channel produces signals of equal magnitude but opposite polarity The combined output of the two channels provides twice the output voltage available from a single channel The e2150 has been designed for bridging of its two channels without the need for input inversion adaptors To bridge the e2 50 s two channels use the ChI and Ch2 speaker connectors only the Chl and Ch2 remain unused When bridged the e2 150 will deliver optimum power into a 4Q load mIMPORTANT When bridged the e2150 will deliver I50VV x into a 4Q load or 90W x into an 8Q load Operating a bridged e2150 into a
21. ormal operation SERVICING YOUR JL AUDIO AMPLIFIER If your amplifier fails or malfunctions please return it to your authorized JL Audio dealer so that it may be sent in to JL Audio for service There are no user serviceable parts or fuses inside the amplifier The unique nature of the circuitry in the JL Audio amplifiers requires specifically trained service personnel Do not attempt to service the amplifier yourself or through unauthorized repair facilities This will not only void the warranty but may result in the creation of more problems within the amplifier If you have any questions about the installation or setup of the amplifier not covered in this manual please contact your dealer or the JL AUDIO Technical Department for assistance 954 443 1100 9 00 AM 5 30 PM Eastern Time Monday Friday JL AUDIO e2 150 APPENDIX A Input Sensitivity Level Setting Following the directions below will allow the installer to adjust the input sensitivity of the amplifier s simply and easily in just a few minutes using equipment which is commonly available in installation bays Necessary Equipment e Digital AC Voltmeter e CD with a sine wave test tone recorded at O dB reference level in the frequency range to be amplified for that set of channels 50 Hz for subwoofer channels kHz for a midrange application Do not use attenuated test tones 10 dB 20 dB etc The Nine Step Procedure 1 Disconnect the speaker s
22. representations by the seller This warranty does not cover incidental or consequential damages and does not cover the cost of removing or reinstalling the unit s Cosmetic damage due to accident or normal wear and tear is not covered under warranty Warranty is void if the product s serial number has been removed or defaced Any applicable implied warranties are limited in duration to the period of the express warranty as provided herein beginning with the date of the original purchase at retail and no warranties whether express or implied shall apply to this product thereafter Some states do not allow limitations on implied warranties therefore these 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 If you need service on your JL AUDIO product All warranty returns should be sent to JL AUDIO s Amplifier Service Facility freight prepaid through an authorized JL AUDIO dealer and must be accompanied by proof of purchase a copy of the original sales receipt Direct returns from consumers or non authorized dealers will be refused unless specifically authorized by JL AUDIO with a valid return authorization number Warranty expiration on products returned without proof of purchase will be determined from the manufacturing date code Coverage may be invalidated as this date is previous to purchase date Non defective items received will be returned freigh
23. t collect Customer is responsible for shipping charges and insurance in sending the product to JL AUDIO Freight damage on returns is not covered under warranty For Service Information in the U S A please call JL Audio customer service 954 443 1100 during normal business hours 9 00 AM 5 30 PM Eastern Time JL Audio Inc 10369 North Commerce Pkwy Miramar FL 33025 do not send product for repair to this address International Warranties Products purchased outside the United States of America are covered only by that country s distributor and not by JL Audio Inc Absolute Symmetry Class AB Amplifier Circuit is covered by U S Patent 6 294 959 and is pending in the countries listed below Austria Belgium Brazil Canada China France Germany Indonesia Italy Japan Republic of Korea Mexico Netherlands Norway Russian Federation Singapore Sweden Switzerland United Kingdom and all other PCT countries e2 SOMAN CH O 2003
24. tems to the amplifier mounting location 6 Find a good solid metal grounding point close to the amplifier and connect the negative power wire to it using appropriate hardware Use the same size power wire as the wire connected to the 12V connection min 8 AWG no longer than 36 inches 90 cm from the amplifier to the ground connection point In some vehicles it may be necessary to upgrade the battery ground wire See page 5 for important notice 7 Securely mount the amplifier using the supplied screws 8 Connect the positive and negative power wires to the amplifier A fuse near the amplifier is not necessary 9 Connect the remote turn on wire to the amplifier 10 Connect the input cables to the amplifier 1 Connect the speaker wires to the amplifier 12 Carefully review the amplifiers control settings to make sure that they are set according to the needs of the system 13 Install the power wire fuse 20A for a single e2150 and reconnect the negative battery post terminal 14 Turn on the source unit at a low level to double check that the amplifier is configured correctly Resist the temptation to crank it up until you have verified the control settings 15 Make necessary adjustments to the input sensitivity controls to obtain the right overall output and the desired balance in the system See Appendix A page 10 for the recommended input sensitivity setting method 16 Enjoy the fruits of your labor wit
25. the same gauge wire as the power connection and should be kept as short as possible while accessing a solid piece of sheet metal in the vehicle The surface of the sheet metal should be sanded at the contact point to create a clean metal to metal connection between the chassis and the termination of the ground wire The use of a star washer to lock down the connection is advisable Any wires run through metal barriers such as firewalls must be protected with a high quality rubber grommet to prevent damage to the insulation of the wire Failure to do so may result in a dangerous short circuit ma IMPORTANT Many vehicles employ small 10 AWG 6 AWG wire to ground the battery to the vehicle chassis and to connect the alternator s positive connection to the battery lo prevent voltage drops these wires should be upgraded to 4 AWG when installing amplifier systems with main fuse ratings above 60A FUSE REQUIREMENTS It is absolutely vital that the main power wire s to the amplifier s in the system be fused within 18 inches 45 cm of the positive battery post connection The fuse value at each power wire should be high enough for all of the equipment being run from that power wire If only the e2150 is being run from that power wire we recommend a 20A fuse be used AGU big glass fuse or MaxiFuse big plastic body fuse types are recommended No fuse is required or recommended directly before the amplifier power connection If
26. wire connectors are designed to accept up to can be of very short duration making them extremely difficult 12 AWG wire Make sure that 1 2 inch 12 mm of insulation to detect with a common DC voltmeter To ensure proper has been stripped from the end of each wire and the bare voltage inspect all wiring and termination points It may also be wire is seated firmly in the terminal block so that no bare necessary to upgrade the ground wire connecting the battery wire is exposed to the vehicle s chassis and the power wire connecting the alternator to the battery Many vehicles employ small MY AMPLIFIER S OUTPUT FLUCTUATES WHEN I TAP ON IT OR HIT A BUMP 10 AWG 6 AWG wire to ground the battery to the vehicle s Check the connections to the amplifier Make sure that the insulation chassis and to connect the alternator to the battery To prevent for all wires has been stripped back far enough to allow a voltage drops these wires should be upgraded to 4 AWG good contact area inside the terminal block when installing amplifier systems with main fuse ratings above Check the input connectors to ensure that they all are making good 60A Grounding problems are the leading cause of contact with the input jacks on the amplifier mis diagnosed amplifier failures HOW DO I PROPERLY SET THE INPUT SENSITIVITY ON MY AMPLIFIER Please refer to Appendix A page 10 to set the input sensitivity for maximum low distortion output 12 JL AUDIO e2 150 JL
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