Instruction/ maintenance manual of the product E4300 JL Audio
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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 or der to ensure years of musical enjoyment in your vehicle.
PLANNING Y OUR INST ALLA TION It is impor tant that you take the time to read this manual and that you plan out y our installation carefully . The following are some considerations that you m ust take into account when planning your installation.
PO WER CONNECTIONS Before installing the amplifier , disconnect the negative (ground) wire from the vehicle's batter y . This will prevent accidental damage to the system, the vehicle and y our body during installation. The e4300's “+12 VDC” and “Ground” connections are designed to accept 8 A WG - 4 A WG po wer wire .
AMPLIFIER CONTROLS Input Sensitivity These controls, labeled “Input Sens. ” ,can be used to match the source unit's output voltage(s) to each input stage of the e4300 for maximum clean output. Rotating an “Input Sens. ” control clockwise will result in higher sensitivity (louder for a given input voltage).
SPEAKER OUTPUTS The e4300’ s speaker outputs are designed to accept 8 AWG - 16 A WG wire . Each pair of the e4300’ s channels are designed to deliver pow er into speaker loads equal to or greater that 2 Ω when using a “stereo” configuration and speaker loads equal to or greater than 4 Ω when using a “br idged” conf iguration.
SY STEM CONFIGURA TIONS The e4300 is a flexible amplif ier , well-suited for a multitude of system conf igurations. In this section, the most likely conf igurations are explained in detail.
Crosso ver Setup for Bi-Amplif ied System with one e4300 and a separate subwoof er amplifier: Once the input and preamp output sections hav e been configured appropriately , go to the “Channel 1 &am.
JL AUDIO e4300 15 APPENDIX B: Precise Fr equency Selection Chart “FIL TER FREQ” AMP FIL TER Detent Panel Actual Number Marking Fr eq. Full counter -clockwise: 53 01 . . . . . . . . . . . . . . . . . . . . . . . .53 02 . . . . . . . . . “50” . .
JL AUDIO e4300 17 “ MY AMPLIFIER TURNS ON, BUT THERE IS NO OUTPUT ” Check the input signal using an A C voltmeter to measure the voltage from the source unit while an appropriate test tone is played through the source unit (disconnect the input cables from the amplifier prior to this test).
JL AUDIO e4300 19 18 JL AUDIO e4300 INST ALLA TION NO TES: Use this diagram to document your amplifier’ s switch and control positions..
LIMITED W ARRANTY - AMPLIFIERS (USA) JL AUDIO warr ants this product to be free of defects in materials and wor kmanship for a period of ninety (90) days from the original date of purchase .
An important point after buying a device JL Audio E4300 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought JL Audio E4300 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data JL Audio E4300 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, JL Audio E4300 you will learn all the available features of the product, as well as information on its operation. The information that you get JL Audio E4300 will certainly help you make a decision on the purchase.
If you already are a holder of JL Audio E4300, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime JL Audio E4300.
However, one of the most important roles played by the user manual is to help in solving problems with JL Audio E4300. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device JL Audio E4300 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
