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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 (Eastern Time Zone).

JL AUDIO 

e4300 

four-channel full-range amplifier

o w n e r ’ s   m a n u a l

Summary of Contents for E4300

Page 1: ...uipment 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 i...

Page 2: ...uitry to the elements IMPORTANT JL AUDIO e4300 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 yo...

Page 3: ...40A AGU fuse or MaxiFuse type IMPORTANT JL AUDIO e4300 5 PRODUCT DESCRIPTION The JL Audio e4300 is a four channel full range amplifier utilizing patented Absolute Symmetry Class AB technology for all...

Page 4: ...ful for connection of subwoofer s to one or both of the e4300 s channel pairs in a bi amplified system HP High Pass Configures the filter to attenuate frequencies below the selected filter frequency a...

Page 5: ...make sure to connect negative wires to negative wires and positive wires to possitive wires 2 Left Right Channel Information When bridged and fed by a stereo input a pair of the e4300 s channels will...

Page 6: ...ility 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 f...

Page 7: ...ngs as well as the subwoofer amplifier s settings and will not be user adjustable from the front of the vehicle B Fade Subwoofer Level vs HF Level Required a source unit or processor with front and re...

Page 8: ...0 dB reference level 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...

Page 9: ...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...

Page 10: ...JL AUDIO e4300 19 18 JL AUDIO e4300 INSTALLATION NOTES Use this diagram to document your amplifier s switch and control positions...

Page 11: ...s 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 p...

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