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JL AUDIO e4300
four-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
vehicle. 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 install
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PROTECT YOUR HEARING! INSTALLATION APPLICATIONS PLANNING YOUR INST ALLA TION We value you as a long-term customer. For that This amplifier is designed for operation in vehicles It is important that you take the time to read ! IMPORTANT reason, we urge you to practice restraint in the with 12V, negative-ground electrical systems. Use of this manual and that you plan out your installation operation of this product so as not to damage your this product in vehicles with positive ground and/or caref
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PRODUCT DESCRIPTION POWER CONNECTIONS The JL Audio e4300 is a four-channel full-range 7) Securely mount the amplifier using the Before installing the amplifier, disconnect the The ground connection should be made using amplifier utilizing patented Absolute Symmetry™ supplied screws. negative (ground) wire from the vehicle's battery. the same gauge wire as the power connection Class AB technology for all channels. 8) Connect the positive and negative power This will prevent accidental damage to
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TURN-ON LEAD AMPLIFIER CONTROLS The e4300 uses a conventional +12V remote If you wish to send four discrete channels into the Input Sensitivity turn-on lead, typically controlled by the source unit's e4300, simply use all four inputs (channels 1 & 2 and These controls, labeled “Input Sens.”,can be remote turn-on output.The amplifier will turn on channels 3 & 4) and set the “CH 3&4 Input From” used to match the source unit's output voltage(s) when +12V is present at its “Remote” input and switch
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BASS BOOST CONTROLS PRE-OUTS SPEAKER OUTPUTS The e4300’s “Pre-Outs” connectors output The e4300’s speaker outputs are designed to ! IMPORTANT unprocessed (pass-through) left and right channel accept 8 AWG - 16 AWG wire. preamp level signals, permitting connection of Each pair of the e4300’s channels are designed When a pair of channels are bridged, they will additional amplifiers in a system.This pass-through to deliver power into speaker loads equal to or deliver 150W x 1 into a 4 load or 90W x
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AMPLIFIER STATUS INDICATOR LIGHTS / SERVICING YOUR JL AUDIO AMPLIFIER SYSTEM CONFIGURATIONS PROTECTION CIRCUITRY If your amplifier fails or malfunctions, please The e4300 is a flexible amplifier, well-suited for a the “CH 3 (Left)” and “CH 4 (Right)” inputs (select There are two status indicator lights on the return it to your authorized JL Audio dealer so multitude of system configurations. In this section, the “Discrete” on the “CH 3&4 Input From” switch). input / control end of the amplifier:
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BI-AMPLIFIED SYSTEM WITH ONE e4300 IN level of the front and rear HF channels will be fixed Crossover Setup for Bi-Amplified System with one FOUR-CHANNEL MODE AND A SEPARATE by the e4300’s “Input Sens.” settings and will not be e4300 and a separate subwoofer amplifier: SUBWOOFER AMPLIFIER user adjustable from the front of the vehicle. Once the input and preamp output sections have This configuration requires that the separate C) Subwoofer Level Control Only been configured appropriately, go to t
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APPENDIX A: APPENDIX B: APPENDIX C: Input Sensitivity Level Setting Precise Frequency Selection Chart e4300 Specifications “FILTER FREQ” AMP FILTER Following the directions below will allow the 9) Once you have adjusted the e4300 to its GENERAL SPECIFICATIONS: Detent Panel Actual installer to adjust the input sensitivity of each maximum low-distortion output level, reconnect Recommended Fuse Value: 40A Number Marking Freq. amplifier channel pair simply and easily in just a few the speaker(s).The
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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 from the source unit while an appropriate test tone is played unit is insufficient to turn on multiple devices and the use of a through the source unit (disconnect the input cables from the relay is
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INSTALLATION NOTES: Use this diagram to document your amplifier’s switch and control positions. 18 JL AUDIO e4300 JL AUDIO e4300 19
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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 servic
