Go to page of
A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of QVS IC-485SI, 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 QVS IC-485SI 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 QVS IC-485SI. 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 QVS IC-485SI should contain:
- informations concerning technical data of QVS IC-485SI
- name of the manufacturer and a year of construction of the QVS IC-485SI item
- rules of operation, control and maintenance of the QVS IC-485SI 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 QVS IC-485SI 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 QVS IC-485SI, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the QVS 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 QVS IC-485SI.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the QVS IC-485SI 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
RS-232 - RS-485 INTERFACE CONVERTER IC-485S & IC-485SI User’s Manual @Copyright 1994 ATEN@ International CO., LTD. Manual par t NO.PAPE-0075-200 Printed in Taiwan 06/94[...]
-
Page 2
PACKAGE CHECKLIST When you purchase this product, it should contain the following elements: l IC-485S or IC-485SI Converter x 1 l Power Adapte r (DC9V, 200mA ) x 1 l IC-485S & IC-485SI User’s Manual x 1 Attention : To prevent electric shock caused by lightening, you must provide a ground path by connecting a wire from the Grounding Tab to the[...]
-
Page 3
TABLE OF CONTENTS 1 FUNCTION OVERVIE W ............ . 1 l-l Introductio n ...................... . 1 l-2 Specifications . .................... . 2 2 INSTALLATIO N ................... . 3 2- 1 Installation Procedure . .............. . 3 2-2 Switch Function Descriptio n ......... . 4 3 OPERATIO N ...................... . 6 3-l Point-to-Paint/4-Wire F[...]
-
Page 4
IC-485S/IC-485SI FUNCTION OVERVIEW 1-2 SPECIFICATIONS Connector RS-485/422: A 4 terminal block and RJ-1 l* o r GND TAB** SWl:DCE,DTE, MONITOR* selection Function Switch SW2:TxON. RxON SW2:TxRTS, RXXrt SW2:TxRTS. RxON Enclosure Plastic Weight 60 gm Dimensions 54x74.5x18.5mm Figure l-2 IC-485 Specifications Table * RJ-11 Connecto r & Monitor mode[...]
-
Page 5
IC-485S/IC-485SI INSTALLATION 2-2 SWITCH FUNCTION DESCRIPTION Refer to the location of the SW1 and SW2, please see Figure 1- 1. IC-485S: IC-485SI: SW 1: Device Mode Selection Position 1: DCE means the IC-485 is set at DCE mode and it must be connected to a DTE device. Position 2: DTE means the IC-485 is set at DTE mode and it must be connected to a[...]
-
Page 6
IC-485S/IC-485SI 3 OPERATION OPERATION The IC-485S & IC-485SI supports 4 kinds of functions in 6 kinds of configurations. They are 1. Point-to-Point Point-to-Point configuration means two devices which locate at two different places can be linked together to communicate through a couple of IC-485 devices. 1.1 Point-to-Paint/4-Wire Ful l Duplex([...]
-
Page 7
IC-485S/IC-485S I OPERATION OPERATION IC-485S/IC-485SI 3-1 POINT-TO-POINT/~- W I RE FULL DU- PLEX A B r/ T+I IR+ I I Configuration: 3-2 POINT-TO-POINT/2-WIRE HALF DU- / Configuration: A 1 DCWJITE ) TxON,RxON B 1 DCE/DTE ) TxON,RxON Figure 3-2 POINT-TO-POINT/2-WIRE H- ALF DUPLEX Figure 3- 1 POINT-TO-POINT/4-WIRE FULL DUPLEX In above Figure if the PC[...]
-
Page 8
IC-485S/IC-485SI OPERATION ---.- __ OPERATION IC-485S/IC-485SI 3-3 MULTIDROP/4-WIRE FULL DUPLEX 3-4 MULTIDROP/2-WIRE HALF DUPLEX PC1 => COM1/ COM2 Bl =>PC2 COM1/ COM2 =>PC3 COM1/ COM2 =>PC4 COM1/ COM2 PC1 COM1/ COM2 A B1 R+ R- -I =>PC2 Ii-485 COM1/ COM2 b2 Configuration: Configuration: Bn DCE/DTE ] TxRTS, RxON B TxRTS, RX Note: Bn me[...]
-
Page 9
IC-485S/IC-485SI OPERATION 3-5 SIMPLEX/ TRANSMIT, RECEIVE ONLY PC1 COM1/ COM2 => B1 =>PC2 COM1/ COM2 =>PC3 COM1/ COM2 Configuration: =>PC4 COM1/ COM2 A 1 DCE/DTE 1 TxON, RxON Bn 1 DCE/DTE ) TxON, RxON Note: Bn means any one of the B 1, B2, B3 and so on. Figure 3- 5 SIMPLEX/TRANSMIT, REC-EIVE ONLY 12 User’s Manual OPERATION IC-485S/IC-[...]
-
Page 10
IC-485S/IC-485SI OTHERS 4 OTHERS 4-1 TERMINAL BLOCK DEFINITION The four screw terminal block has different defi- nition in different operation modes. In the DCE/DTE mode, the terminal #l (+V) and #2(-V) are configured to transmit data, the transmit- ter; the terminals #3(-V) and #4(+V) are configured to receive data, the receiver. In the MONITOR mo[...]
-
Page 11
APPENDIX A TROUBLE SHOOTING transmission a t the DC 9V Power Adapter is available. . Check that the IC-485 is plugged securely in PC. . Check that the 4-wire cable is connected properly at If failure of printing is still exists upon aforesaid solutions, please contact your dealer for help. 16 User’s Manual RS-232 DCE/DTE DESCRIPTION Device’s Co[...]
-
Page 12
PREVENTING RADIO & TV INTERFER- ENCE Warning this equipment generates, uses and radi- ates radio frequency energy and if not installed and used in accordance with the instruction manual may cause interference to radio and television reception. It has been tested and found to comply with the limits for a Class A computing device in accordance wi[...]