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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Bogen GA6A, 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 Bogen GA6A 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 Bogen GA6A. 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 Bogen GA6A should contain:
- informations concerning technical data of Bogen GA6A
- name of the manufacturer and a year of construction of the Bogen GA6A item
- rules of operation, control and maintenance of the Bogen GA6A 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 Bogen GA6A 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 Bogen GA6A, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Bogen 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 Bogen GA6A.
Why one should read the manuals?
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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
© 2004 Bogen Communications, Inc. All rights reserved. Specifications subject to change without notice. 54-5757-03B 0406 Utility Amplifier GA6A Model Inst allation and Use Manual[...]
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Page 2
IMPOR T ANT CAUTION: T O PREVENT THE RISK OF ELEC- TRIC SHOCK, DO NO T REMO VE CO VER (OR BA CK). NO USER-SER VICEABLE P AR TS INSIDE. REFER SER VICING T O QU ALIFIED PERSONNEL. The lightning flash with arr owhead sym- bol, within an equilateral triangle, is intended to alert the user to the pres- ence of uninsulated “danger ous v oltage” withi[...]
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Page 3
3 Description The GA6A is a rugged six-watt, dual-input audio amplifier with a wide variety of smaller a pplications including background m usic , rela ying communication from one r oom to another , or sound reinfor cement. The GA6A delivers rated po wer at not mor e than 1 % total harmonic distor tion fr om 75- 1 5,000 Hz into transformer -coupled[...]
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Page 4
4 P anel Descriptions Utility Amplifier F r ont P anel 1 . MIC Control - Regulates the lev el of microphone output to speak ers. 2. AUX Control - Regulates the lev el of the AUX sour ce to speakers. 3. P ow er Switch - Controls A C power to the amplifier . Illuminates when ON. Utility Amplifier Rear P anel 1 . Speak er Output Barrier Strip - Output[...]
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Page 5
5 Connections 70V & 25V Speak er Systems Connect the 25V or 70V speak er loads to the corr esponding terminals (25V or 70V) and the common terminal. Mak e sure that the total wattage of all the connected speak ers is less than 6 watts. Note: Do not use both the 25V and 70V terminals at the same time . Use only one type of speak er (25V or 70V) [...]
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Page 6
6 Connections Phasing As the voltage on a speak er changes from plus to min us, the speak er cone mov es from pushing out to pulling in. If y ou re v erse the polarity , the speaker r esponds in the opposite manner . If a speak er is pushing out and an adjacent speak er is pulling in, some of the pressur e caused by the speaker pushing out will be [...]
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Page 7
7 Operation Po w e r The AC line cor d should be plugged into a three-wir e , grounded outlet pro viding 1 20V A C , 60 Hz. The po wer s witch illuminates when unit is switched ON. MIC Contr ol Controls the amount of MIC signal hear d at the output. Clockwise increases the signal. AUX Contr ol Controls the amount of AUX signal hear d at the output.[...]
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Page 8
50 S pring S treet, Ramsey , NJ 07446 T el: 201-934-8500 Fax: 201-934-9832 www .bogen.com W arranty The GA6A is warranted to be free from defects in material or workmanship for two (2) years from the date of sale to the original purchaser . Any part of the product covered by this warranty that, with normal installation and use, becomes defective wi[...]