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LIMITED WARRANTY - AMPLIFIERS (USA)

JL AUDIO warrants this product to be free of defects in materials and workmanship for a period of ninety

(90) days from the original date of purchase. The warranty term is extended to two (2) years if installation is

performed or approved by an authorized JL AUDIO dealer (proof of installation or approval required on

purchase receipt).

This warranty is not transferrable and applies only to the original purchaser from an authorized JL AUDIO

dealer. Should service be necessary under this warranty for any reason due to manufacturing defect or

malfunction, JL AUDIO will (at its discretion), repair or replace the defective product with new or remanufactured

product at no charge. Damage caused by the following is not covered under warranty: accident, misuse, abuse,

product modification or neglect, failure to follow installation instructions, unauthorized repair attempts,

misrepresentations by the seller.This warranty does not cover incidental or consequential damages and does not

cover the cost of removing or reinstalling the unit(s). Cosmetic damage due to accident or normal wear and tear

is not covered under warranty.

Warranty is void if the product’s serial number has been removed or defaced.

Any applicable implied warranties are limited in duration to the period of the express warranty as provided

herein beginning with the date of the original purchase at retail, and no warranties, whether express or implied,

shall apply to this product thereafter. Some states do not allow limitations on implied warranties, therefore these

exclusions may not apply to you.This warranty gives you specific legal rights, and you may also have other rights

which vary from state to state.

If you need service on your JL AUDIO product:

All warranty returns should be sent to JL AUDIO ’s Amplifier Service Facility freight-prepaid through an

authorized JL AUDIO dealer and must be accompanied by proof of purchase (a copy of the original sales receipt).

Direct returns from consumers or non-authorized dealers will be refused unless specifically authorized by 

JL AUDIO with a valid return authorization number.

Warranty expiration on products returned without proof of purchase will be determined from the

manufacturing date code. Coverage may be invalidated as this date is previous to purchase date. Non-defective

items received will be returned freight-collect. Customer is responsible for shipping charges and insurance in

sending the product to JL  AUDIO. Freight damage on returns is not covered under warranty.

For Service Information in the U.S.A. please call:

JL Audio customer service: (954) 443-1100 

during normal business hours (9:00 AM – 5:30 PM Eastern Time)

JL Audio, Inc

10369 North Commerce Pkwy.

Miramar, FL 33025

(do not send product for repair to this address)

International Warranties:

Products purchased outside the United States of America are covered only 

by that country’s distributor and not by JL Audio, Inc.

e4300MMAN-12-2003

Absolute Symmetry

Class AB Amplifier Circuit is covered by U.S. Patent #6,294,959 and is

pending in the countries listed below.

Austria, Belgium, Brazil, Canada, China, France, Germany, Indonesia,

Italy, Japan, Republic of Korea, Mexico, Netherlands, Norway, Russian Federation, Singapore, Sweden,
Switzerland, United Kingdom, and all other PCT countries.

Содержание E4300M

Страница 1: ...t 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 f...

Страница 2: ...erproof and it should not be mounted where it is likely to get wet IMPORTANT IMPORTANT JL AUDIO e4300M 3 Channels 3 4 Speaker Outputs pg 9 Channels 1 2 Speaker Outputs pg 9 PROTECTYOUR HEARING We value you as a long term customer For that reason we urge you to practice restraint in the operation of this product so as not to damage your hearing and that of others in your vessel Studies have shown t...

Страница 3: ...wer connection If one is desired we recommend the use of a 40A AGU fuse or MaxiFuse type IMPORTANT JL AUDIO e4300M 5 PRODUCT DESCRIPTION The JL Audio e4300M is a four channel full range marine amplifier utilizing patented Absolute Symmetry Class AB technology for all channels The e4300M can be operated with a wide variety of source units and system configurations TYPICAL INSTALLATION SEQUENCE The ...

Страница 4: ...of subwoofer s to one or both of the e4300M s channel pairs in a bi amplified system HP High Pass Configures the filter to attenuate frequencies below the selected filter frequency at a rate of 12dB per octave This is useful for connection of component speakers to one or both of the e4300M s channel pairs in a bi amplified system 2 Filter Freq Hz The filter frequency markings surrounding this rota...

Страница 5: ...above make sure to connect negative wires to negative wires and positive wires to positive wires 2 Left Right Channel Information When bridged and fed by a stereo input a pair of the e4300M s channels will automatically combine the left and right channels into a summed mono left right channel This option is useful when using a pair of the e4300M s channels to drive a subwoofer system or a summed m...

Страница 6: ...e ability to control the absolute level of the LF channels relative to the HF channels Set the Input Sens in the Channel 3 4 Controls section with the source unit s subwoofer level control set at 3 4 of full output See Appendix A page 14 for details Crossover Setup for Bi Amplified System with one e4300M Once the input sections have been configured appropriately go to the Channel 3 4 Controls Sele...

Страница 7: ... settings as well as the subwoofer amplifier s settings and will not be user adjustable from the front of the vessel B Fade Subwoofer Level vs HF Level Required a source unit or processor with front and rear pairs of stereo outputs Input Connections one stereo pair of source unit outputs is connected to the CH 1 Left and CH 2 Right inputs of the e4300M select 1 2 on the CH 3 4 Input From switch Th...

Страница 8: ...in the frequency range to be amplified for that set of channels 50 Hz for subwoofer channels 1 kHz for a midrange application Do not use attenuated test tones 10 dB 20 dB etc The Nine Step Procedure 1 Disconnect the speaker s from the amplifier s speaker output connectors 2 Turn off all processing bass treble loudness EQ etc on the source unit processors if used and amplifier Set fader control to ...

Страница 9: ...make sure there is 12V at the Remote connection of the amplifier In some cases the turn on lead from the source unit is insufficient to turn on multiple devices and the use of a relay is required To test for this problem jump the 12V wire to the Remote terminal to see if the amplifier turns on If this does not work proceed to the next step Check the fuse not just visually but with a continuity met...

Страница 10: ...JL AUDIO e4300M 19 18 JL AUDIO e4300M INSTALLATION NOTES Use this diagram to document your amplifier s switch and control positions ...

Страница 11: ...ies therefore these exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state If you need service on your JL AUDIO product All warranty returns should be sent to JL AUDIO s Amplifier Service Facility freight prepaid through an authorized JL AUDIO dealer and must be accompanied by proof of purchase a copy of the o...

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