Instruction/ maintenance manual of the product IC-485SI QVS
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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.
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 Ma.
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 .
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.
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.
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.
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 ) Tx.
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 =>PC.
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.
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.
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.
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.
An important point after buying a device QVS IC-485SI (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought QVS IC-485SI yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data QVS IC-485SI - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, QVS IC-485SI you will learn all the available features of the product, as well as information on its operation. The information that you get QVS IC-485SI will certainly help you make a decision on the purchase.
If you already are a holder of QVS IC-485SI, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime QVS IC-485SI.
However, one of the most important roles played by the user manual is to help in solving problems with QVS IC-485SI. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device QVS IC-485SI along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
