3Com 8 manual Connecting Workstations and Other Equipment to Your Hub

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Connecting Workstations and Other Equipment to Your Hub

WARNING: Please read the ‘Important Safety Information’ section before you start.

WARNHINWEIS: Bitte lesen Sie den Abschnitt ‘Wichtige Sicherheitsinformationen’ sorgfältig durch, bevor Sie das Gerät einschalten.

AVERTISSEMENT: Veuillez lire attentivement la section “Consignes importantes de sécurité” avant de mettre en route.

CAUTION: Do not power the hub off and on quickly. Wait about five seconds between power cycles.

Connect workstations and other equipment to any of the hub’s 10BASE-T RJ-45 ports using 10BASE-T cables.

To connect a 10BASE-T cable, simply slot the connector into the relevant RJ-45 port. When the connector is fully in, its latch locks it into place. To disconnect the cable, push the connector’s latch in and remove it.

If you are using port 8 to connect to a workstation using a straight-through TP cable, ensure the Uplink/Normal switch is set to Normal (out).

The hub detects all port connections, so you can start using your network immediately. When you need more ports, simply add more OfficeConnect hubs.

Connecting OfficeConnect Ethernet Hubs Together

You can increase the number of workstations that can connect to your network by adding more OfficeConnect hubs. You can use either 10BASE-T or 10BASE-2 (Hub 8C only) to do this.

Do not connect the same two hubs together using both 10BASE-T and 10BASE-2. This causes a network loop.

If you do not use the 10BASE-2 port, you do not need to connect a terminator (end piece) to it. If a terminator is not used, the port partitions and the 10BASE-2 Port Status LED lights yellow. This is correct operation.

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Contents OfficeConnect Ethernet Hub 4, 4C, 8, 8C 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Important Safety Information Wichtige Sicherheitshinweise Consignes importantes de sécurité Technical Support Introduction Transceiver Connections Creating Your NetworkWhat Else Do I Need? Workstation Connections10BASE-2 Hub ConnectionsTwisted Pair TP Cables Rubber Feet Stacking the Units TogetherStacking Clip Positioning Your Hub Using Your HubSecuring Your Hub AUI/COAX Status LEDs Hub 4C only Officeconnect Ethernet HUB 4 and 4CEthernet Hub 4 and 4C-Front Network Utilization LEDs Hub 4C only10BASE-2 port Hub 4C only Ethernet Hub 4 and 4C-RearConnecting OfficeConnect Ethernet Hubs Together Connecting Workstations and Other Equipment to Your HubConnecting Transceivers to the AUI Port Checking Connections Connecting Hubs Using 10BASE-2Spot Checks Connecting Hubs Using 10BASE-TProblem Solving for the HUB 4 and 4C Straight-through Cable/Crossover Cable Port Status LEDs Power LED Collision LEDOfficeconnect Ethernet HUB 8 and 8C Ethernet Hub 8 and 8C-FrontEthernet Hub 8 and 8C-Rear Power Adapter socket Uplink/Normal switch10BASE-2 port Hub 8C only Connecting Workstations and Other Equipment to Your Hub 50 Ohm Terminator Switch set to Normal out Uplink Problem Solving for the HUB 8 and 8C Normal Pin Uplink Port Rx+ Tx+ Networking Terminology Standards Dimensions and StandardsDimensions and Operating Conditions Power WeightEnvironmental Statement about the Documentation Environmental StatementsEnd Of Life Statement Regulated Materials StatementImportant Safety Information Wichtige Sicherheitshinweise Consignes Importantes DE Sécurité World Wide Web Site Online Technical Services3Com Knowledgebase Web Services Technical SupportSupport from 3Com Support from Your Network SupplierEurope Country Telephone Number Asia, Pacific RimEurope, South Africa, and Middle East North America Country Telephone Number Latin AmericaCountry Telephone Number Fax Number Returning Products for Repair3Com Corporation Limited Warranty Warranties Exclusive Disclaimer Electromagnetic Compatibility Wall mounting screw hole guide 150 mm 5.9 Part No. DUA 1670-0AAA04 Published June