Instruction/ maintenance manual of the product IC481C-R2 Black Box
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Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500 ) FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 Mailing address: Black Box Corporation , 1000 Park Drive, Lawrence, PA 15055-1018 Web site: www.
FEDERAL COMMUNICA TIONS COMMISSION AND CANADIAN DEP ARTMENT OF COMMUNICA TIONS RADIO FREQUENCY INTERFERENCE ST A TEMENTS This equipment generates, uses, and can radiate radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, may cause interference to radio communication.
V .35 ↔ RS-422 INTERF ACE CONVER TER TRADEMARKS USED IN THIS MANUAL Any trademarks mentioned in this manual are acknowledged to be the pr oper ty of the trademark owners.
CONTENTS 3 Contents Chapter Page 1. SPECIFICA TIONS ......................................................................................................................................4 2. INTRODUCTION ...............................................
V .35 ↔ RS422 INTERF ACE CONVER TER 4 1. Specifications Speed — Up to 2.5 Mbps Maximum T ransmission Rate — Approximately 2.455 Mbps Interface — RS-422, V .35 Connectors — IC481A-R2: RS-422: (1) DB37 female (pinned to RS-449 specifications); V .
CHAPTER 2: Introduction 5 2. Introduction The V .35 ↔ RS-422 Inter face Converter comes in both 115-V AC (IC483A) and 230-V AC (IC483AE) standalone units. A card version (IC483C) is available for rackmounting. The rack (RM060) is switch-selectable for either 115-V AC or 230-V AC operation.
V .35 ↔ RS422 INTERF ACE CONVER TER 6 3. Installation 3.1 DIP Shunt Settings The V .35 ↔ RS-422 Inter face Converter has two jumper selectable configurations determined by DIP shunt settings located inside the unit on the printed circuit board. One configuration is for connecting RS-422 DTE to V .
CHAPTER 3: Installation 7 T o install the V .35 ↔ RS-422 Inter face Converter , follow these steps and refer to Figures 3-1 and 3-2. 1. Set jumper XW6 to V .35 side when configuring the V .35 side of the unit as DTE. Set XW6 to the 422 side when configuring the RS422 side of the unit as DTE.
V .35 ↔ RS422 INTERF ACE CONVER TER 8 3.2 LEDs The V .35 ↔ RS-422 Inter face Converter is equipped with ten LED indicators located on the front panel. The row of type above the LEDs indicates the uses of the LEDs for a RS422 DTE/V .35 DCE configuration.
CHAPTER 4: Ground Strap and Pin Connections 9 4. Ground Strap and Pin Connections 4.1 Ground Strap Signal grounds (Pins 19, 20, and 37 on the 422 inter face and Pin B on the V .35 inter face) are connected together , but not connected to chassis ground (Pin A).
V .35 ↔ RS422 INTERF ACE CONVER TER 10 4.2 Pin Connections Figures 4-1 and 4-2 show the pin connections for the V .35 ↔ RS-422 Inter face Converter . The illuminated LEDs in these figures indicate incoming signals only . The unit is shipped without the jumper (Rx) between signal ground and chassis ground.
CHAPTER 4: Ground Strap and Pin Connections 11 Figure 4-1. The Converter Configured Figure 4-2. The Converter Configured for for RS-422 as DTE and V .35 as DCE.
1000 P ark Drive • Lawrence, P A 15055-1018 • 724-746-5500 • F ax 724-746-0746 © Copyright 1995. Black Box Corporation. All rights reserv ed..
An important point after buying a device Black Box IC481C-R2 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Black Box IC481C-R2 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 Black Box IC481C-R2 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Black Box IC481C-R2 you will learn all the available features of the product, as well as information on its operation. The information that you get Black Box IC481C-R2 will certainly help you make a decision on the purchase.
If you already are a holder of Black Box IC481C-R2, 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 Black Box IC481C-R2.
However, one of the most important roles played by the user manual is to help in solving problems with Black Box IC481C-R2. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Black Box IC481C-R2 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
