CheetaHub Classic-2041 Quick Installation Guide EH2041S E0898-R02 Copyright © 1998 by Accton Technology Corporation. All rights reserved. No part of this document may be copied or reproduced in any form or by any means without the prior written consent of Accton Technology Corporation. Accton makes no warranties with respect to this documentation and disclaims any implied warranties of merchantability, quality, or fitness for any particular purpose. The information in this document is subject to change without notice. Accton reserves the right to make revisions to this publication CheetaHub Classic-2041 without obligation to notify any person or entity of any such changes. Smart Ethernet Hub with 16 10BASE-T (RJ-45) ports, 1 10BASE2 (BNC) port, and 1 AUI port International Headquarters USA Headquarters No. 1 Creation Road III, P.O. Box 51420 Science-based Industrial Park Irvine, CA 92619-1420 Hsinchu 300, Taiwan, R.O.C. Phone Numbers - Phone: 886-3-5770-270 Sales: 888-398-2101 or 949-707-4800 FAX: 886-3-5770-267 Support: 888-398-4101 or 949-707-4847 BBS: 886-3-5770-654 RMA: 888-398-3101 or 949-707-4828 Internet: [email protected] FAX: 949-707-2460 Accton is a trademark of Accton Technology Corporation. Other trademarks or brand names mentioned herein are trademarks or registered trademarks of their respective companies. EH2041S E0898-R02 CheetaHub Classic-2041 Quick Installation Guide Contents Introduction The CheetaHub Classic-2041 includes 16 RJ-45 ports, 1 BNC port for connection to thin Ethernet (10BASE2), and 1 Introduction 1 AUI port for connection to a variety of media types including 10BASE5 or fiber (using a suitable transceiver). With these Package Contents 1 options, you can easily link the hub to a thin or thick Ethernet backbone, or connect to a remote office. The hub also has an Description of Hardware 1 indicator panel that includes utilization and link/traffic LEDs, Mounting the Hub 1 making it easy to monitor the hub. This guide contains all the Stacking Hubs on a Flat Surface 2 information required to install and operate the hub. Mounting Hubs in a Rack 2 Package Contents Connecting the Hub System 2 The package includes: Making a Connection via an MDI-X Station Port 2 • CheetaHub Classic-2041 (Model No. EH2041S) Making a Connection via the MDI Daisy-Chain Port 3 • Four rubber foot pads • BNC connector Making a Connection to the BNC Port 3 • Rack mount bracket kit • Quick Installation Guide Making a Connection to the AUI Port 3 • AC power cord • Owner registration card Powering on the Hub 3 Description of Hardware Verifying Hub Status 4 This hub consists of 16 RJ-45 10Mbps ports, 1 BNC port, and 1 AUI port. The following figure shows the front and back panel of the hub: Applications 4 Product Specifications 4 Base Unit 4 Network Criteria 5 Troubleshooting 5 Diagnosing Hub Indicators 5 Power and Cooling Problems 6 Installation 6 Port and Cable Assignments 6 RJ-45 Port Description 6 Mounting the Hub EMI Certification 6 This hub can be placed directly on your desktop, or mounted in a rack. FCC Class A (USA) 6 Before you start installing the hub, make sure you can provide the right operating Class A (Canada Department of Communications) 7 environment, including power requirements, sufficient physical space, and proximity Class A (Taiwan Bureau of Commodity Inspection) 7 to other network devices that are to be connected. Verify the following installation Class A Compliance (Korea) 7 requirements: VCCI Class A Compliance (Japan) 7 • Power requirements: 100 to 240 VAC (± 10%) at 50 to 60 Hz (± 3Hz). The hub's CE Mark Declaration of Conformance for EMI and Safety (EEC) 7 power supply automatically adjusts to the input voltage level. • The hub should be located in a cool dry place, with at least 10 cm. (4 in.) of Safety Compliance 8 space at the front and back for ventilation. Underwriters Laboratories Inc. (USA) 8 • Place the hub out of direct sunlight, and away from heat sources or areas with a Wichtige Sicherheitshinweise (Germany) 8 high amount of electromagnetic interference. • If you intend to mount the hub in a rack, make sure you have all the necessary Warranty 9 mounting screws, brackets, bolts and nuts, and the right tools. • Check if network cables and connectors needed for installation are available. 1 CheetaHub Classic-2041 Quick Installation Guide Stacking Hubs on a Flat Surface Making a Connection via the MDI Daisy-Chain Port This hub can be stacked anywhere 1. To make a direct connection to a compatible hub or switch, use the MDI daisy- there is a enough flat space, such as chain port (Port 16). When connecting to this port, remember to set the port on a table or desktop. selection switch to MDI. You can also connect any RJ-45 (MDI-X) port on the 1. Stick the self-adhesive rubber foot hub to an MDI daisy-chain port on the other device. pads (that come with this package) 2. Prepare straight-through shielded or unshielded twisted-pair cables with RJ-45 on each of the 4 concave spaces located on the bottom of the first hub. plugs at both ends. Use 100W Category 3, 4 or 5 cable for all RJ-45 2. Place the first hub on a firm flat surface where you want to install the stack. connections. When inserting an RJ-45 plug, be sure the tab on the plug clicks 3. Repeat step 1 for each hub before stacking them. The rubber foot pads cushion into position to ensure that it is properly seated. the hub against shock/vibrations and provide space between each hub for Notes: 1. To connect to another hub or switch, you may also attach to (MDI-X) ventilation. station ports at both ends if you use crossover cabling (see page 6). 2. When using Port 16 as an MDI port, set the port selection switch to 16MDI. Mounting Hubs in a Rack 3. When connecting to another 10Mbps hub, you can cascade up to 4 hubs, Please comply with the following and use up to 100 meters (328 feet) for each inter-hub link. instructions to ensure that your hub 4. To achieve a larger network diameter, you should use a switch to connect is securely mounted in the rack. several hubs (or stacks) together. Because a switch breaks up the path for connected devices into separate collision domains, it has no 1. Use a standard EIA 19-inch rack. restrictions on cascade length. 2. Use the brackets and screws supplied in the rack mounting kit. 3. Use a cross-head screwdriver to attach the brackets to the side of the hub. Making a Connection to the BNC Port 4. Position the hub in the rack by lining up the holes in the brackets with the Plug the BNC T-type connector (provided with the hub) into a BNC port on the appropriate holes on the rack, and then use the supplied screws to mount the module. When connecting two devices via BNC ports, there should be at least 0.5 hub in the rack. meters (1.64 feet) of coaxial cable between the two BNC ports. A thin Ethernet coaxial cable segment can be extended up to 185 meters (607 feet) and can link up Connecting the Hub System to 30 nodes. If the unit is at the terminal end of a segment, connect a 50W terminator to the open end of the "T" connector. This hub has 16 RJ-45 ports, one of which also serves as an (MDI) daisy-chain port. It also has one BNC port on the rear panel for connection to thin Ethernet Making a Connection to the AUI Port (10BASE2), and one AUI port for connection to thick Ethernet (10BASE5) or fiber Thick Ethernet - Attach an AUI to 10BASE5 transceiver to the thick Ethernet trunk, (10BASE-F). and then run an AUI drop cable (with 15-pin D-type connectors on both ends) between the AUI port on the hub and the transceiver. Note that the maximum Making a Connection via an MDI-X Station Port length of an AUI drop cable is 50 meters (164 feet). A thick Ethernet segment can You can connect any RJ-45 (MDI-X) station port on the hub to any device that uses be extended up to 500 meters (1640 feet) and can link up to 100 nodes. a standard network interface such as a PC or server, or to a network interconnection device such as a bridge or router (depending on the port type Fiber - Attach a 10BASE-F fiber optic transceiver to the AUI port. Use 50/125µm or implemented). 62.5/125µm multi-mode fiber optic cabling with SC or ST-type connectors (depending on the transceiver). Run cabling from the TX/RX ports on this hub to the RX/TX 1. Prepare the network devices you wish to network. Make sure you have installed ports on the other device. When inserting the cable, be sure the tab on the plug 10BASE-T network interface cards for connecting to the hub's clicks into position to ensure that it is properly seated. Note that 10Mbps fiber can RJ-45 (MDI-X) station ports. You also need to prepare straight-through shielded be extended up to 2 kilometers (1.24 miles). or unshielded twisted-pair cables with RJ-45 plugs at both ends. Use 100W Category 3, 4 or 5 cable for all RJ-45 connections. Powering on the Hub 2. Connect one end of the cable to the RJ-45 port of the network interface card, 1.