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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Casio 2550, 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 Casio 2550 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 Casio 2550. 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 Casio 2550 should contain:
- informations concerning technical data of Casio 2550
- name of the manufacturer and a year of construction of the Casio 2550 item
- rules of operation, control and maintenance of the Casio 2550 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 Casio 2550 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 Casio 2550, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Casio 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 Casio 2550.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Casio 2550 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
USER’S GUIDE 2550 1 About This Manual • The display of this watch uses two LCD panels that make it possible to display mode icons, numbers formed with segments, dot matrix characters, etc. • Button operations are indicated using the letters shown in the illustration. Keypad keys are indicated by their main keycap markings within square bracke[...]
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Page 2
USER’S GUIDE 2550 2 Time zone indicators Press . • When you select a zone, the city name appears momentarily in the top line of the screen. After a short while, the city name is replaced by the top line information you last selected. To specify CITY1 and CITY2 cities 1. In the time zones along the bottom of the T imekeeping Mode screen, select [...]
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Page 3
USER’S GUIDE 2550 3 To recall e-DAT A MEMORY records In the e-DA T A MEMORY Mode, use keypad keys [2] through [9] to input the first letter of the record you want to recall. Y ou can also scroll through records using [=] (forward) and [1] (back). • Pressing a keypad key from [2] through [9] displays the first record whose first character matche[...]
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Page 4
USER’S GUIDE 2550 4 To toggle a city code time between Standard Time and Daylight Saving Time 1. In the World T ime Mode, display the city code (time zone) whose Standard T ime/Daylight Saving Time setting you want to change. 2. Hold down A for about two seconds to toggle between Daylight Saving T ime ( DST displayed) and Standard Tim e ( DST not[...]
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Page 5
USER’S GUIDE 2550 5 To measure times with the stopwatch Elapsed Time Start Stop Re-start Stop Clear Start Split ( SPL displayed) Split release Stop Clear Start Split Stop Split release Clear Split Time Two Finishes First runner finishes. Display time of first runner. Second runner finishes. Display time of second runner. Backlight The backlight u[...]
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Page 6
USER’S GUIDE 2550 6 Character List Keys [1] [2] [3] [4] [5] [6] [7] [8] [9] [0] [pm] Upper Case Characters Lower Case Characters (space) Sort T able 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 7[...]