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JL Audio 450/4V2 owner manual Notes, 30 | JL Audio - 450/4v2 Owner’s Manual

Models: 450/4V2

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NOTES

30 JL Audio - 450/4v2 Owner’s Manual

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JL Audio 450/4V2 owner manual Notes, 30 | JL Audio - 450/4v2 Owner’s Manual

Contents

OWNER’S MANUAL four-channelsystem amplifierINSTALLATION APPLICATIONS PLANNING YOUR INSTALLATIONSafety Considerations PROTECT YOUR HEARINGTYPICAL INSTALLATION SEQUENCE PRODUCT DESCRIPTIONPOWER CONNECTIONS wire to ground the battery to the vehicle chassisconnection to the battery. To prevent voltage drops, these wires should be upgraded toI M P O RTA N T a given input voltage when the “InputRange” switch is placed in the “High” 3 Input Sensitivity Adjustment: Located nextwill only operate when the CH 1&2 filter is using an external active crossover and wouldFilter” features, set the “Filter Mode/Slope” switch on “12dB” and rotate the frequencySTATUS INDICATOR LIGHTS in stereo or 3Ω nominal in bridged mode areSERVICING YOUR JL AUDIO AMPLIFIER PROTECTION CIRCUITRYSYSTEM CONFIGURATIONS ANo User AdjustabilityANo User Adjustability I M P O RTA N TI M P O RTA N T I M P O RTA N TI M P O RTA N T DSubwoofer Level Control OnlyI M P O RTA N T I M P O RTA N TResult: the relative level of all channels will be ANo User Adjustability I M P O RTA N TTRI-AMPLIFIEDSYSTEMS TXJUDIJOUIFiPreamp Output Sectionw APPENDIX A Precise Frequency Selection Chart APPENDIX B Input Sensitivity Level SettingAPPENDIX A Input Sensitivity Level Setting The Nine-StepProcedure“My amplifier doesn’t turn on” APPENDIX C: TROUBLE SHOOTING“My amplifier turns on, but there is no output” APPENDIX D 450/4v2 Specifications General SpecificationsDimensions LxWxH Input SectionsINSTALLATION NOTES 28 | JL Audio - 450/4v2 Owner’s Manual450/4v2 +12VDC Ground RemoteNOTES NOTES30 | JL Audio - 450/4v2 Owner’s Manual LIMITED WARRANTY - AMPLIFIERS USA If you need service on your JL AUDIO productFor Service Information in the U.S.A. please call JL Audio Customer Service: 954