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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Black Box FX139A, 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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The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Black Box FX139A 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 Black Box FX139A. 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 Black Box FX139A should contain:
- informations concerning technical data of Black Box FX139A
- name of the manufacturer and a year of construction of the Black Box FX139A item
- rules of operation, control and maintenance of the Black Box FX139A item
- safety signs and mark certificates which confirm compatibility with appropriate standards
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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 Black Box FX139A 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 Black Box FX139A, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Black Box 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 Black Box FX139A.
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Table of contents for the manual
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Page 1
Route incoming calls to any automatic or manual-dial telephone device. Route incoming calls to any automatic or manual-dial telephone device. Phone Line Manager Pro Master © 2007. All rights reserved. Black Box Corporation. FREE 24-hour T ech Support: 724-746-5500 blackbox.com[...]
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Page 2
2 of 3 8/24/2007 #19871 724-746-5500 blackbox.com FEA TURES • Seven programmable features including tone time, silence time, time before first tone, number of tones, call hold, call override, disconnect time. • Automatically routes modem calls through data-sharing devices. • Sends 1 of 10 different calling tones. • W allmount case with 4-wa[...]
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Page 3
3 of 3 8/24/2007 #19871 724-746-5500 blackbox.com TECH SPECS Approval — FCC Class B Line T ype — 2-wire dialup MTBF — 56,200 hours Programming — From DTMF tones of telephone Connectors — (3) RJ-11 ports: (1) for telephone line, (1) for device, (1) for programming Indicators — (1) Power LED T emperature T olerance — Operating: 32 to 11[...]