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JL Audio M800/8-24V User Manual

JL Audio M800/8-24V
20 pages
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OWNER’S MANUAL
800W Marine 8 Channel Amplier
Thank you for purchasing a JL Audio amplifier for
your marine sound system.
Your amplifier has been designed and manufactured to exacting
standards in order to ensure years of musical enjoyment in your vessel or
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 the JL Audio Technical Support Department
at (954) 443-1100 during business hours.
NOT FOR USE IN 12 V SYSTEMS!
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JL Audio M800/8-24V Specifications

General IconGeneral
Channels8
Amplifier ClassD
Frequency Response12 Hz - 22 kHz (+0, -1dB)
Input Sensitivity200mV - 8V
Power Output (2 Ohm)100 W RMS x 8
Power Output (Bridged 4 Ohm)200 W RMS x 4
Signal-to-Noise Ratio>104 dB
THD+N at Rated Power<1%
Fuse Rating40A

Summary

Hearing Protection Advice

Serial Number Recording

Instructions to record the product's serial number for service or theft records.

Installation Planning Guide

Optimizing Amplifier Cooling

Details how to ensure optimal cooling for the amplifier's performance.

Installation Applications

Mounting and Installation Safety

Safe Installation Environment

Outlines requirements for a safe, dry, and ventilated installation environment.

Installation Pitfalls to Avoid

Warns against drilling hazards and improper wire routing during installation.

Water and Moisture Warning

Product Overview

Typical Installation Steps

Power Connection Guide

Vehicle Wiring Upgrade Recommendation

Advises upgrading vehicle/vessel ground and power wires for high fuse ratings.

Power Wire Fuse Requirements

Remote Turn-On Lead Operation

Amplifier Input Section

Acceptable Input Voltage Range

Specifies the acceptable input voltage range for the amplifier's inputs.

Adjusting Input Sensitivity

Explains how to adjust input sensitivity for optimal clean output.

Filter Controls Explained

Filter Mode Selection Guide

Explains the three positions (Off, LP, HP) of the filter mode switch.

Filter Frequency Adjustment

Describes the filter frequency selection rotary control and its tuning hints.

Optional Remote Level Control

Remote Level Mode Switch Function

Details how the switch assigns control of channel pairs to the remote level control.

Speaker Output Connections

Amplifier Bridging Guide

Bridging Load and Input Notes

Warns about load limitations and input requirements when bridging channels.

Status LED and Protection Circuitry

LED Status: Off/Shutdown Causes

Describes conditions that cause the amplifier to shut down completely.

Amplifier Service Information

JL Audio Technical Support

Contact information for technical assistance regarding installation or setup.

Appendix A: Input Sensitivity Setting

Input Sensitivity Setting Equipment

Lists the required equipment for setting input sensitivity.

Input Sensitivity Setting Procedure

Outlines the step-by-step process for adjusting input sensitivity.

Input Sensitivity Setting Warning

Warns against exceeding maximum input sensitivity settings to avoid distortion or damage.

Appendix B: Frequency Selection Chart

Appendix C: Amplifier Specifications

Appendix D: Troubleshooting Guide

Troubleshooting: Amplifier Not Turning On

Troubleshooting steps for an amplifier that fails to power on.

Troubleshooting: Speaker Ticking/Popping

Diagnoses and fixes for ticking or popping sounds, often related to shorts.

Troubleshooting: Fluctuating Output

Addresses issues with fluctuating output, usually due to loose connections.

Troubleshooting: Shutdown at High Volumes

Troubleshooting: No Output When On

Installation Notes Diagram

Limited Warranty Information (USA)

Warranty Service and Return Procedures

Instructions for obtaining service and warranty returns for JL Audio products.

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