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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Focal Polyglass 130 VRS, 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 Focal Polyglass 130 VRS 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 Focal Polyglass 130 VRS. 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 Focal Polyglass 130 VRS should contain:
- informations concerning technical data of Focal Polyglass 130 VRS
- name of the manufacturer and a year of construction of the Focal Polyglass 130 VRS item
- rules of operation, control and maintenance of the Focal Polyglass 130 VRS 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 Focal Polyglass 130 VRS 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 Focal Polyglass 130 VRS, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Focal 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 Focal Polyglass 130 VRS.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Focal Polyglass 130 VRS 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
100 95 90 85 80 75 70 65 60 55 50 11 0 100 90 80 70 60 50 40 30 20 10 20 100 1 000 10 000 On axis, 0° and 30 ° off axis frequency response dB SPL Ohms 50 W 100 W 91 dB P olyglass Butyl 4 ohms 2.9 ohms 32 mm 10 mm Kapton 2 Copper 0.3 mH 3 mm - - 1 T 4 mm 550 g 1.21 lb Foc al® is a trademark of Foc al-JMlab® - BP 374 - 108, rue de l’Avenir - 42[...]