NETGEAR EN104 Installation Manual

NETGEAR EN104 Installation Manual

Ethernet hub
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Summary of Contents for NETGEAR EN104

  • Page 2: Start Here

    The Model EN104/EN108/EN116 hub has the following features: • Four (on the Model EN104 hub), eight (on the Model EN108 hub), and sixteen (on the Model EN116 hub) vista 10BASE-T network ports (RJ-45) that provide 10 megabit per second (Mbps) networking using simple unshielded twisted pair (UTP) wiring •...
  • Page 3: Product Illustration

    8732FA Vista 10BASE-T Network Ports with Built-in LEDs The front panel of the Model EN104 hub has four RJ-45 10BASE-T ports, the Model EN108 hub has eight RJ-45 10BASE-T ports, and the Model EN116 hub has sixteen RJ-45 10BASE-T ports.
  • Page 4: Normal/Uplink Push Button

    The push button also allows you to select Uplink (MDI) wiring for connection to a hub or a switch through port 4 on the Model EN104 hub, port 8 on the Model EN108 hub, or port 16 on the Model EN116 hub. This uplink configuration eliminates the need to use a crossover cable.
  • Page 5: Installation Procedures

    BNC port BNC port Active Active 12Vdc 1.2A 12Vdc 1.2A – – Rear Panel of the Model EN104 hub Rear Panel of the Model EN104 hub AUI port LEDs AUI port LEDs Power receptacle Power receptacle AUI port AUI port 12Vdc 1.2A...
  • Page 6: Install The Hub

    100 meters (m) in length. The 10BASE-T ports, with the exception of port 4 on the Model EN104 hub, port 8 on the Model EN108 hub, or port 16 on the Model EN116 hub, are MDI-X (or Normal) ports. Use the following table as a guide for selecting the appropriate network cable.
  • Page 7: Set The Normal/Uplink Push Button

    Set the Normal/Uplink Push Button If you are connecting to port 4 on the Model EN104 hub, port 8 on the Model EN108 hub, or port 16 on the Model EN116 hub, use the following table. Determine the type of cable to use and how to set the Normal/Uplink push button.
  • Page 8 The BNC port on the rear panel of the hub is used for connecting to a thin coaxial segment. You can connect other Model EN104/EN108/EN116 hubs, servers, workstations, or other devices to the BNC port. A BNC-T connector is inserted in the port, and the 50 terminator terminates the connection at each end device.
  • Page 9: Verify Installation

    The green Link LED on each connected port is on. • The green Active LED on each connected AUI port is on. • The green Active LED on each connected BNC port is on. If there are any problems, refer to “Troubleshooting Information.” Model EN104/EN108/EN116 Ethernet Hub Installation Guide...
  • Page 10: Troubleshooting Information

    If the network is extremely busy, you may have collision. to segment the network with an Ethernet switch such as a NETGEAR Ethernet switch or to upgrade your network to Fast Ethernet operation. Wrong or miswired Make sure the correct UTP cables are used.
  • Page 11: Cable And Connector Information

    If required, verify the integrity of the hub by resetting it. Turn power to the switch off and then back on. If the problem continues and you have completed all the preceding diagnoses, contact NETGEAR Customer Support. For the phone number of the representative in your area, see “Customer Support.”...
  • Page 12: Aui Connector

    + 12 V DC (500 mA maximum) BNC Connector The BNC connector for the hub supports 10 Mbps data transmission and connects the hub to other devices. BNC connector Center conductor Ground shield 8149EA Model EN104/EN108/EN116 Ethernet Hub Installation Guide...
  • Page 13: Technical Specifications

    IEC 801-4, Level 2 Electrical surge: IEC 801-5, Level 2 Safety Agency Approvals for Power Adapter CE mark, commercial UL listed (UL 1950) CSA certified (CSA 22.2 #950) TUV licensed (EN 60 950) T-Mark Model EN104/EN108/EN116 Ethernet Hub Installation Guide...
  • Page 14 EN 55 022 Statement This is to certify that the NETGEAR Model EN104 hub, Model EN108 hub, and Model EN116 hub are shielded against the generation of radio interference in accordance with the application of Council Directive 89/336/EEC, Article 4a. Conformity is declared by the application of EN 55 022 Class A (CISPR 22).
  • Page 15 NETGEAR, Inc. A Bay Networks Company 4401 Great America Parkway Santa Clara, CA 95054 USA Phone: 888-NETGEAR http://WWW.NETGEARinc.com...

This manual is also suitable for:

En108En116

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