Instruction/ maintenance manual of the product 8IB4 JL Audio
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Congratulations on your purchase of a JL Audio subwoofer component. Your JL Audio subwoofer is a precision loudspeaker which has been engineered to produce the highest quality sub-bass performance in your vehicle. Authorized JL Audio dealers have extensive technical information about your new speaker .
CAUTION !! CAUTION !! CAUTION SUBW OOFER: 8IB4 10IB4 12IB4 Free Air Resonance (Fs): 37.5 Hz 37.5 Hz 40.5 Hz Electrical “Q” (Qes): 0.744 0.837 0.673 Mechanical “Q” (Qms): 8.484 9.400 10.967 T otal Speaker “Q” (Qts): 0.684 0.769 0.634 Equiv .
JL AUDIO IB4 3 MEDIUM GRA Y (MINIMUM): Fr om a re liabil ity stan dpoint , this zon e represents a very comfortable operating pow er rang e for each driv er . This lev el o f power will not stress the woofer but will not extract all of its performance potential, either .
Printed in USA JLIB4-11-2003 For Service Information in the U.S.A. please call: JL Audio customer ser vice: (954) 443-1100 during normal business hours (Eastern Time) JL Audio, Inc 10369 Nor th Commer.
An important point after buying a device JL Audio 8IB4 (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 8IB4 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 8IB4 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, JL Audio 8IB4 you will learn all the available features of the product, as well as information on its operation. The information that you get JL Audio 8IB4 will certainly help you make a decision on the purchase.
If you already are a holder of JL Audio 8IB4, 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 8IB4.
However, one of the most important roles played by the user manual is to help in solving problems with JL Audio 8IB4. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device JL Audio 8IB4 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
