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owner's manual
500W Monoblock Subwoofer Amplifier
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.
J2_500_1_MAN_CH.indd 1
4/22/09 11:24:38 AM
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Summary of Contents for JL Audio J2500.1
- Page 1 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.
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Page 2: Installation Applications
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. -
Page 3: Product Description
ProduCt desCriPtion The JL Audio J2-500.1 is a monoblock 5) Run speaker wire from the speaker systems subwoofer amplifier utilizing Class B 6) Find a good, solid metal grounding point technology. Its frequency response is limited to the range below 125 Hz. It is not designed for driving midrange speakers or tweeters. - Page 4 RIGHT RIGHT You may run a stereo or a mono signal into The amplifier will operate with only one JL Audio® “inPut sensitiVitY” (gain) adJustment “lP Filter” (CrossoVer) Control Located next to the input connectors is a rotary The J2-500.1 employs a 12dB/octave low-pass control labeled “Input Sens.”.
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Page 5: Remote Level Control
To connect the speaker wires to the amplifier, 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. - Page 6 Voltage 4Ω 37 V 3Ω 35.5 V 2Ω 31.5 V JL Audio® aPPendix b: J2-500.1 specifications general specifications: Recommended Fuse Value: 60A Recommended Fuse Type: ANL at battery, 4x 15A ATC fuses on amplifier chassis. input section:...
- Page 7 J2_500_1_MAN_CH.indd 12-13 “my amplifier turns on, but there is no output” JL Audio® Check the input signal using an AC voltmeter to measure the voltage 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).
- Page 8 Use this diagram to document your amplifier’s switch and control positions. Remote Level Port J2_500_1_MAN_CH.indd 14-15 Preamp Amplifier Outputs Inputs LEFT LEFT Power Reversed | Normal Output Polarity Input Sens. RIGHT RIGHT JL Audio® +12dB LP Filter Frequency (Hz) Bass Boost 4/22/09 11:24:47 AM...
- Page 9 - amPliFiers (usa) JL Audio warrants this product to be free of defects in materials and workmanship for a period of one (1) year from the original date of purchase. This warranty is not transferrable and applies only to the original purchaser from an authorized JL Audio dealer.
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