JL Audio m6600 Owner's Manual

600w six-channel marine amplifier
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OWNER'S MANUAL
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 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.

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Summary of Contents for JL Audio m6600

  • 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.
  • Page 2: Protect Your Hearing

    Cooling Efficiency Considerations: proper cooling. high-power amplifiers are capable of producing use in aircraft. The outer shell of your JL Audio amplifier such high sound pressure levels when connected is designed to remove heat from the amplifier Safety Considerations: amplifier with the outputs of a second amplifier, circuitry.
  • Page 3 14) Turn on the source unit at a low level Note: Smaller AWG numbers mean bigger being run from that power wire. If only the M6600 to double-check that the amplifier is wire and vice-versa (1/0 AWG is the largest, 2...
  • Page 4 If you wish to send six discrete channels into output preamp level signals as well as speaker- your audio system. the M6600, simply use all six inputs and set the level outputs from source units not equipped with Input Mode switch in the Channel 5 & 6 preamp-level outputs.
  • Page 5: Speaker Outputs

    Connection of only one input will result in one or more of the M6600’s channel pairs in a reduced power output, increased distortion and bi-amplified system.
  • Page 6: System Configurations

    JL Audio dealer so amplification in marine audio is to drive a that it may be sent in to JL Audio for service. subwoofer system from one or more amplifiers or C) Fade Subwoofer Level vs. HF Level: 2) “Protect”...
  • Page 7 D) Subwoofer Level Control Only: Crossover Setup for Bi-Amplified System Req uired: a source unit or processor with with one M6600: one pair of stereo outputs and dedicated Once the input sections have been configured subwoofer outputs. Channel 5 & 6...
  • Page 8 Following the directions below will allow the target voltage is observed with the voltmeter. “FILTER FREQ” AMP FILTER installer to adjust the input sensitivity of each 9) Once you have adjusted the M6600 to its General Specifications: Detent Panel Actual...
  • Page 9: Appendix D: Troubleshooting

    Please refer to Appendix A (page 14) to set the input sensitivity for Check your voltage source and grounding point. The power supply maximum, low-distortion output. of the M6600 will operate with charging system voltages “My amplifier doesn’t turn on” down to 10V. Shutdown problems at higher volume levels Check the fuse, not just visually, but with a continuity meter.
  • Page 10: Installation Notes

    INSTALLATION NOTES: Use this diagram to document your amplifier’s switch and control positions. JL AUDIO M6600 JL AUDIO M6600...
  • Page 11 International Warranties: Products purchased outside the United States of America are covered only by that country’s distributor and not by JL Audio, Inc. Absolute Symmetry™ Class A/B Amplifier Circuit is covered by U.S. Patent #6,294,959 and is pending in the countries listed below.

Table of Contents