JL Audio 98618 - User Manual
JL Audio 98618 Car Amplifier – User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 5 – POWER CONNECTIONS; FUSE REQUIREMENTS
- Page 6 – The RD500/1 can be switched on and off using; If a source unit does not have a dedicated; These methods are useful when a conventional; DC Offset-Sensing: The amplifier will turn on
- Page 7 – INPUT SECTION; INPUT VOLTAGE RANGE
- Page 8 – LOW-PASS FILTER CONTROL; “BASS BOOST” CONTROL
- Page 9 – PREOUTS; The preamp output delivers the same signal; SUBWOOFER OUTPUTS; The RD500/1 is designed to deliver power into; You will notice that there are two “+” positive
- Page 10 – STATUS LED / PROTECTION CIRCUITRY; There is a bi-color LED light strip on the top; ) Constant Blue: The amplifier is on and; functioning normally, audio output is active.; ) Constant Red: lights to indicate that the
- Page 11 – SERVICING YOUR JL AUDIO AMPLIFIER; If your amplifier fails or malfunctions, please
- Page 12 – Follow the steps below to adjust the input; Necessary Equipment; • CD with a sine-wave test tone recorded at; The Seven-Step Procedure; amplifier’s speaker output connectors.; It will be necessary to re-adjust the “Input
- Page 13 – Rated Power at 14.4V with less than; Signal to Noise Ratio:
- Page 14 – driving a load equal to or greater than 2 ohms.; “My amplifier’s output fluctuates when I tap on it or hit a bump.”; contact with the input jacks on the amplifier.; APPENDIX C: TROUBLESHOOTING
- Page 18 – NOTES
- Page 20 – If you need service on your JL AUDIO product:; (do not send product for repair to this address); International Warranties:; by that country’s distributor and not by JL Audio, Inc.
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 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 the JL Audio Technical Support Department
at (954) 443–1100 during business hours.
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Summary
5 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. Remote Level Control (RBC-1) Mono Subwoofer Output INPUT SEC TION (L) (R) (L) (R) P...
6 | JL Audio - RD500/1 Owner’s Manual TURN-ON OPTIONS The RD500/1 can be switched on and off using one of three methods, determined by the position of the amplifier’s “Turn-On Mode” switch. Please read these options and decide which is best suited for your specific system. 1) +12V remote turn-on lea...
7 INPUT SECTION The RD500/1 employs a differential-balanced input topology that provides the user with a high degree of input f lexibility, while retaining superior noise rejection. This type of circuit also allows the RD500/1 to accept high-voltage inputs from factory source unit outputs without ex...
