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Summary of Contents for Black Box LE401A
- Page 1 ©Copyright 1992. Black Box Corporation. All rights reserved. 1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746...
- Page 2 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 SUPPORT Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018 INFORMATION Web site: www.blackbox.com • E-mail: info@blackbox.com...
- Page 3 8-PORT FANOUT FEDERAL COMMUNICATIONS COMMISSION RADIO FREQUENCY INTERFERENCE STATEMENT 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. It has been tested and found to comply with the limits for a Class A computing device in accordance with the specifications in Subpart J of Part 15 of FCC Rules, which are designed to provide reasonable protection against such interference when the equipment is operated in a commercial environment.
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Page 4: Table Of Contents
8-PORT FANOUT CONTENTS SPECIFICATIONS ............................4 INTRODUCTION............................5 Unpacking Instructions........................5 System Architecture...........................5 2.2.1 Front Panel LED Status Indicators..................6 2.2.2 Back Panel LED Status Indicators ..................7 2.2.3 Front Panel Hardware......................7 2.2.4 Back Panel Hardware ......................8 INSTALLATION ............................9 Cable Setup............................9 Local Mode (Standalone Operation) ....................9 Remote Mode (Connecting to a Network)..................10 CONFIGURATION ............................11 Expanding the Network ........................11... -
Page 5: Specifications
8-PORT FANOUT 1.0 Specifications Standards — Ethernet V. 1 and 2, IEEE 802.3 Indicators — LEDs: (1) Power, (8) Transmit, (8) Online, (1) Local SQE, (1) Local Collision, (1) Local Receive, (1) Remote Transmit, (1) Remote Receive, (1) Remote Collision, (1) External Transceiver Power Connectors —... -
Page 6: Introduction
CHAPTER 2: Introduction 2.0 Introduction The 8-Port Fanout is a device which links up to eight The 8-Port Fanout has 24 LEDs. These LEDs are Ethernet devices with AUI interfaces together. The unit intended to help you find both node and network may operate in remote mode or in local mode. -
Page 7: Back Panel Led Status Indicators
8-PORT FANOUT Figure 2-1. Front-Panel LEDs. 2.Remote Transmit — When lit, this LED indicates a through to the external transceiver port, and thus packet has been received at any of the eight will not impede activity on the network. This LED transceiver ports and transmitted out through the will be operational in either remote or local mode. -
Page 8: Front Panel Hardware
CHAPTER 2: Introduction Figure 2-2. Back-Panel LEDs. 2.SQE On/Off Switch — This switch allows the user 10.Power to External Transceiver — When lit, this to choose between having the heartbeat or SQE test LED indicates that there is power being supplied to enabled or disabled. -
Page 9: Cable Setup
8-PORT FANOUT Figure 2-3. Front Panel Switches. 3.System Power Switch and Connector — This 3.1 Cable Setup integrated switch and power connector labeled "AC Power 90 to 270 VAC Auto Sensing" is used to The IEEE 802.3 standard places certain limitations on connect to, and turn on and off, power to the entire network configuration. -
Page 10: Local Mode (Standalone Operation)
CHAPTER 3: Installation 3.0 Installation NOTE answered by the controller board user manual. In many cases,manuals forVersion 1.0-style equipment On a maximum configured network,the will not mention the SQE (heartbeat) test, if the test total length of the AUI cable is 40 is not mentioned, configure the transceiver so that meters (131.2 ft.) measured from the the SQE is not generated. -
Page 11: Expanding The Network
8-PORT FANOUT 2.Connect an external transceiver to the 8-Port Fanout 3.Next, attach a host-compatible transceiver cable to female connection labeled "To External Transceiver any one of the eight male ports. Only." It is best to make the connection with an 4.Plug in the 8-Port Fanout. -
Page 12: Cascading The 8-Port Fanout
CHAPTER 4: Configuration 4.0 Configuration The number of stations per Ethernet coaxial cable 4.The 8-Port Fanouts, if connected to a network, must segment can be increased, which can reduce the number all have the Remote/Local switch set to remote. The 8-Port Fanouts, if not connected to a network, must of segments required. - Page 13 8-PORT FANOUT Trunk Cable LE401A AUI Cables to Cascade LE401A LE401A AUI Cables to DTE LE401A LE401A LE401A LE401A LE401A LE401A Figure 4-1. Cascading The 8-Port Fanout.
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