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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of JL Audio 8W1v2-4, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
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Unfortunately, only a few customers devote their time to read an instruction of JL Audio 8W1v2-4. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
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First and foremost, an user manual of JL Audio 8W1v2-4 should contain:
- informations concerning technical data of JL Audio 8W1v2-4
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Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of JL Audio 8W1v2-4 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of JL Audio 8W1v2-4, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the JL Audio service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of JL Audio 8W1v2-4.
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Table of contents for the manual
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Page 1
8W 1 v2-4 / 8W 1 v 2 -8 Subwoofers owner’ s manual 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 for many different[...]
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Page 2
2 JL AUDIO 8W1v2-4/8W1v2-8 JL AUDIO 8W1v2-4/8W1v2-8 3 SUBW OOFER 8W1v2-4 8W1v2-8 Free Air Resonance (Fs): 34.55 Hz 36.60 Hz Electrical “Q” (Qes): 0.508 0.612 Mechanical “Q” (Qms): 6.260 6.000 T otal Speaker “Q” (Qts): 0.470 0.555 Equivalent Compliance (V as): 0.66 ft³ 18.80 l 0.63 ft³ 17.87 l One-wa y , Linear Excursion (Xmax)*: 0.3 i[...]
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Page 3
MINIMUM OPTIMUM MAXIMUM LEGEND: W ARRANTY V OID 8 W1v 2 60W 125W 250W 500W 30W Printed in China JLA8W1v2_MAN_01_08 RECOMMENDED CONTINUOUS (RMS) PO WER RANGE FOR ONE SUBW OOFER DRIVER: JL Audio offers an extensive line of high-performance subwoofer drivers to fit a wide variety of enclosure and power applications. When designing systems with our dri[...]