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The rules should oblige the seller to give the purchaser an operating instrucion of EverFocus ERK-871, 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 EverFocus ERK-871 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 EverFocus ERK-871. 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 EverFocus ERK-871 should contain:
- informations concerning technical data of EverFocus ERK-871
- name of the manufacturer and a year of construction of the EverFocus ERK-871 item
- rules of operation, control and maintenance of the EverFocus ERK-871 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 EverFocus ERK-871 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 EverFocus ERK-871, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the EverFocus 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 EverFocus ERK-871.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the EverFocus ERK-871 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
Instr uction Man ual E E v v e e r r A A c c c c e e s s s s P P r r o o x x i i m m i i t t y y R R e e a a d d e e r r s s E E R R R R - - 8 8 7 7 1 1 E E R R K K - - 8 8 7 7 1 1 E E R R M M - - 8 8 7 7 1 1 Volume 1 EverAccess[...]
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EVERFO CUS ELE CTRONI CS CORPOR ATION ERR-871 ERK-871 ERM-871 Instr uction Guide © 20 04 Everf ocus El ectron ics Cor p 1801 Highland Ave Duarte CA 9101 0 Phone 626.844.8888 • Fax 626.844.8838 All rights reserved. No part of the contents of th is ma nual may be reprod u ced or transmitted in any form or by any means without written permission of[...]
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T a ble of Contents CHAPTER 1 Product Overview 1 Features 1 Parts List 2 Specifications 2 CHAPTER 2 Ins tallati on 4 Wiring Conne ctions 4 Connection to Controller 5 Basic Moun ting Instructions 5 CHAPTER 3 Data Format 8 Specialized RS-232 8 Wiegand 26 8[...]
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EVERFOCUS ELE CTRONICS CORPO RATION 1 Pr oduct Ov er view EverA ccess Proxi mity Read ers, inc luding the ER R-871, ERK- 871 and ERM -871, incorporate state-of-the-art technology, reli able performance, easy-to-use features, and elegant appearance. The Readers generate a 125 kHz RF field that detects data from proximity cards. The d ata output form[...]
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CHAPTER 1 PRODUC T OVERVIEW 2 Par ts List Please be careful when you unpack the box du e to the electronics devices inside. Check and make sure that you have all the items below insi de the original box: ¾ 1 125kHz Proximity Reader ¾ 1 User manual ¾ 2 ST4*20 self-tapping panhead screws ¾ 2 M4*20 screw s ¾ 1 L-type Spanner If an item appears to[...]
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EVERFOCUS ELE CTRONICS CORPO RATION 3 Regular Reader Keypad Reader " " Mullion Reader "[...]
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CHAPTER2 I NSTALLA TION 4 Installa tion EverAccess Proxim ity Readers sho uld be installed by qualified insta llation professionals. The installation proc edures described below are recommended guidelines, but all local, state, and na tion al ele ctrical codes take precedence. Please refer to the following diagram for the wiring connections and mou[...]
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EVERFOCUS ELE CTRONICS CORPO RATION 5 Connection to Contro ller Two options are availa ble for data output: Wiegand 26 and a special RS232 format. Bot h format s are comp atible with EverA ccess c ontro llers , and W iegand 26 is compatible w ith many brand name controlle rs. Table 2.2 describes these two data formats and their corresponding connec[...]
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CHAPTER2 I NSTALLA TION 6 (b) Keypad reader (c) Mul lion reade r Fig ure 2 .1 Rea der mout ing Note: Please keep reader from large met al for at least 2.4 " . Two reader scan NOT be installed side by side, or back to back with short distance. In case it is required to install th e reader side by side, a minimum distance of 6 " is recommen[...]
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EVERFOCUS ELE CTRONICS CORPO RATION 7 EverAccess EverAccess[...]
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CHAPTER 3 DATA FORMAT 8 Da ta F or ma t This chapter will briefly in troduce the forma t of re ader’s output. Two formats can be used t o transfer data from the readers to controllers: specialized RS-232 and wiegand 26. Specialized RS -232, specially designed for EverAccess system, is recommended for use to achieve the best performance. Specializ[...]
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EVERFOCUS ELE CTRONICS CORPO RATION 9 . 1 2~25 26 Even parity Data Odd parity Figure 3.2 wie gand 26 format (bit) Unlike specialized RS-232 format, the keypad input is processed separately from the card information. Each time the keypad is pressed, the data bus of Data 0 ( green wire) and Data 1 (brown wire) will send out a corresponding digit comb[...]
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Notes[...]
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Head Office European Office 12F, No.79 Sec.1 Shin-Tai Wu Ro ad, Albert-Einstein -Strasse 1, Hsi-Chi, Taipei, Taiwan D-4 6446 Emm erich, German Tel :+ 886-2-26982334 Tel : + 49 -2822-9394-0 Fax :+ 886-2-26982380 Fax : + 49-2822-939495 USA Offi ce Beijing office: 1801 Highland Ave.Duarte,CA Room 609,Technology Trade Building. 91010 ,U.S.A Shan gdi In[...]