InFocus QR68561 manual

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The rules should oblige the seller to give the purchaser an operating instrucion of InFocus QR68561, 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 InFocus QR68561 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 InFocus QR68561. 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 InFocus QR68561 should contain:
- informations concerning technical data of InFocus QR68561
- name of the manufacturer and a year of construction of the InFocus QR68561 item
- rules of operation, control and maintenance of the InFocus QR68561 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 InFocus QR68561 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 InFocus QR68561, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the InFocus 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 InFocus QR68561.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the InFocus QR68561 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

  • Page 1

    QR68561 Optional Lens USER’S MANUAL SAFET Y I NSTRUCT IO NS War n in g For safety , do wor k in accordan ce wit h the Exchange M anual to install t his produc t. Plea se read this m anual and manu als for th e LC D projector to be used thoroughly to ensure cor rect usage t hrough under standing. Inc orrec t usage could result in fi re, an inju r[...]

  • Page 2

    QR68561 This manual describes the procedure for replacing the following lenses. Lens Model Fixed short throw lens LENS-037 Short throw lens LENS-038 Standard projection lens Standard Lens Long throw lens LENS-039 Ultra long throw lens LENS-040 Supplied Accessories The following accessories are included with each lens. Lens Model Supplied accessorie[...]