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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, 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 amplifier’s operation, please contact your 

authorized JL Audio dealer for assistance. If you need further assistance, 

please call our Technical Support Department  

at (954) 443-1100 during business hours.

owner’s manual

500W Monoblock Subwoofer Amplifier

J2_500_1_MAN_CH.indd   1

4/22/09   11:24:38 AM

Summary of Contents for J2500.1

Page 1: ...nsure 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...

Page 2: ...ment under the vehicle on the roof or in any other area that will expose the amplifier circuitry to the elements Protect Your Hearing We value you as a long term customer For that reason we urge you t...

Page 3: ...Product Description The JL Audio J2 500 1 is a monoblock subwoofer amplifier utilizing Class B technology Its frequency response is limited to the range below 125 Hz It is not designed for driving mi...

Page 4: ...oose the position that results in the strongest midbass and the best up front bass presence Reversed Normal Output Polarity Input Sens min max Power Remote Level Port LEFT RIGHT LEFT RIGHT Preamp Outp...

Page 5: ...er 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...

Page 6: ...d amplifier Set fader control to center position and subwoofer level control to 3 4 of maximum If connected set the amplifier s Remote Bass Control at maximum full clockwise 3 Turn the Input Sens cont...

Page 7: ...up to 8 AWG wire Make sure to strip the wire to allow for a sufficient connection with the metal inside the terminal block How do I properly set the input sensitivity on my amplifier Please refer to...

Page 8: ...amplifier s switch and control positions Reversed Normal Output Polarity LP Filter Frequency Hz Input Sens Bass Boost min max 40 130 Off 12dB Power Remote Level Port LEFT RIGHT LEFT RIGHT Preamp Outp...

Page 9: ...ome 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 fr...

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