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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Bushnell 78-9570, 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 Bushnell 78-9570 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 Bushnell 78-9570. 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 Bushnell 78-9570 should contain:
- informations concerning technical data of Bushnell 78-9570
- name of the manufacturer and a year of construction of the Bushnell 78-9570 item
- rules of operation, control and maintenance of the Bushnell 78-9570 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 Bushnell 78-9570 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 Bushnell 78-9570, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Bushnell 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 Bushnell 78-9570.
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
570 x 60 Rotary Compact Refractor Telescope Model 78-9570[...]
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Page 2
STANDARD EQUIPMENT • Refractor Telescope Assembly w/Rotary Power® Turret • Rotary Power® Turret Includes 4mm, 10mm, and 20mm eyepieces, 2.5x Barlow, and Moon Filter • Exclusive Metal Easy Track® Mount • Compact Three-Section Variable Height-Aluminum Tripod • Red Dot Finderscope • T-18 1.5x Erecting Lens Fig.1 TELESCOPE ASSEMBLY 1. Yo[...]
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Page 3
HOW TO USE YOUR NEW TELESCOPE Astronomical telescopes are designed in such a way that the image you see appears UPSIDE DOWN and REVERSED, this is acceptable for viewing celestial bodies. Selecting an Eyepiece: 1. Always begin viewing with the lowest power eyepiece, which in this case is the 20mm lens. Note: the base power of each eyepiece is determ[...]
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Page 4
Please find below an image depicting how to attach the red dot finderscope and an image depicting a fully-attached unit. How-To-Attach: Place Finderscope Cylindrical Groove over Cylindrical Finderscope Mount Post until it clicks into place. Aligning and Using Red Dot Finderscope Remove plastic insert on bottom side of finderscope to allow battery t[...]
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Page 5
Never Look Directly At The Sun With Your Telescope Permanent Damage To Your Eyes May Occur Enjoying Your New Telescope 1. First determine your targeted object. Any bright object in the night sky is a good starting point. The moon is favorite starting points in astronomy is the moon. This is an object sure to please any budding astronomer or experie[...]
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Page 6
Where do I start? Your Bushnell telescope can bring the wonders of the universe to your eye. While this manual is intended to assist you in the set-up and basic use of this instrument, it does not cover everything you might like to know about astronomy. The first thing you need to do is get a very simple star chart and a flashlight with a red bulb [...]
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Page 7
ANSWERS TO COMMONLY ASKED QUESTIONS 1. The image I see in the telescope is upside down and reversed from right to left? • An upside-down and reversed image is a common characteristic of most astronomical telescopes. Since telescopes are used for astronomical viewing orientation is not important. However, as described above, the T-18 erecting lens[...]