JL Audio 500/1v2 User 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 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 the JL Audio Technical Support Department
at (954) 443-1100 during business hours.
OWNER’S MANUAL
monoblock subwoofer amplifier

JL Audio 500/1v2 Specifications

General

THD at Rated Power	< 0.05%
Low Pass Filter	50 Hz - 200 Hz, 24 dB/octave
Power/Ground Wire Size	4 AWG
RMS Power Output	500W @ 1.5Ω - 4Ω
Damping Factor	>500 @ 4Ω
Input Sensitivity	200 mV - 4 V

Summary

INSTALLATION APPLICATIONS

PLANNING YOUR INSTALLATION

Cooling Efficiency Considerations

Guidelines for ensuring optimal heat dissipation for amplifier performance.

Safety Considerations

Recommendations for safe installation regarding vehicle systems and environment.

Installation Mistakes to Avoid

Warnings about common installation errors and potential damage.

PRODUCT DESCRIPTION

INSTALLATION SEQUENCE

POWER CONNECTIONS AND FUSE REQUIREMENTS

Fuse Requirements

Crucial information on fuse placement and rating for power leads.

AMPLIFIER TURN-ON OPTIONS

Conventional Remote Turn-On Method

How to use a +12V remote lead to control amplifier power.

Signal Sensing Turn-On Method

Using audio signal presence to automatically turn the amplifier on/off.

AMPLIFIER INPUT SECTION

INPUT SENSITIVITY ADJUSTMENT

CROSSOVER CONTROLS OVERVIEW

AMPLIFIER LOW-PASS FILTER

Details on the amplifier's low-pass filter functionality and settings.

PREAMP OUTPUT SECTION MODES

Configuration options for the preamp output signal.

PREAMP OUTPUT FILTER OPTIONS

ADVANCED BASS CONTROL FEATURES

Infrasonic Filter

High-pass filter to protect speakers from sub-bass excursions.

Parametric Bass Equalizer

Adjusting bass frequency, bandwidth, and boost level.

SUBWOOFER OUTPUT CAPABILITIES

STATUS INDICATORS AND PROTECTION MODES

APPENDIX A: INPUT SENSITIVITY SETTING

Nine-Step Procedure for Input Sensitivity

A step-by-step guide to calibrate input sensitivity correctly.

APPENDIX B: AMPLIFIER SPECIFICATIONS

APPENDIX D: MASTER/SLAVE CONFIGURATIONS

APPENDIX E: TROUBLESHOOTING GUIDE

Setting Input Sensitivity for Amplifier Output

Guidance on correctly setting input sensitivity for optimal output.

Amplifier Not Turning On

Troubleshooting steps for an amplifier that fails to power up.

Distorted or Weak Speaker Output

Steps to diagnose and fix distorted or weak audio output.

Fluctuating Output Due to Bumps

Troubleshooting intermittent output issues related to connections.

Amplifier Shuts Off at High Volumes

Diagnosing power interruptions during high-volume operation.

Amplifier Powers On With No Output

Steps to take when the amplifier powers on but produces no sound.

LIMITED WARRANTY INFORMATION (USA)