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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Dual BP1204, 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.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Dual BP1204 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Dual BP1204. 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.
What should a perfect user manual contain?
First and foremost, an user manual of Dual BP1204 should contain:
- informations concerning technical data of Dual BP1204
- name of the manufacturer and a year of construction of the Dual BP1204 item
- rules of operation, control and maintenance of the Dual BP1204 item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Dual BP1204 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 Dual BP1204, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Dual 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 Dual BP1204.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Dual BP1204 item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
INSTALLATION/OWNER'S MANUAL BP1204[...]
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Page 2
2 BP1204 PREPARATION Getting Started Thank you for purchasing the Dual Electronics BP1204 Bandpass Subwoofer System. Although Dual has attempted to ensure the information in this manual is accurate, please be aware that any part of it is subject to change without notice. Safety CA UTION ! THE FOLLOWING INSTRUCTIONS ARE DESIGNED TO ENSURE SAFETY DUR[...]
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Page 3
3 BP1204 INSTALLATION Installation The following installation instructions are very basic. If you feel unsure about installing this speaker system yourself, Dual recommends aquiring the services of a professional car audio installation center. Before installation, please review the following guidelines: 1. Be sure to carefully read and understand t[...]
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Page 4
4 BP1204 INSTALLATION Enclosure Guidelines To achieve the best possible sound from this subwoofer enclosure, Dual recommends aquiring the services of a professional car audio installation center. If you feel confident in your ability to install this product without the assistance of a professional, please read this section thoroughly. We have prov[...]
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Page 5
5 BP1204 INSTALLATION Illuminite™ Lighting Hook-Up Dual’s patent-pending Illuminite bulb system and control circuitry provide for extraordinary blue illumination, allowing for creative, color-coordinated installations. The interior of your vehicle will never sound or look ordinary again! Let your imagination take you there. The lighting feature[...]
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Page 6
6 BP1204 GENERAL FEATURES General Features • Input Terminal Cup The input terminal cups provide a quick and easy connection from your amplifier to the enclosure, and 12 volt inputs to power the Illuminite feature. • Computer-Tuned Acoustic Chamber Dual’s enclosures utilize a specialized tuned-port, computer-aided design to increase output ef[...]
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Page 7
7 BP1204 WARRANTY Limited One-Year Warranty This warranty gives you specific legal rights. You may also have other rights which vary from state to state. Dual Electronics Corp. warrants this product to the original purchaser to be free from defects in material and workmanship for a period of one year from the date of the original purchase. Dual Ele[...]
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Page 8
Dual Electronics Corp. Toll Free: 1-866-382-5476 www.dualav.com ©2007 Dual Electronics Corp. All rights reserved. NSA0307-V01[...]