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Black Box 10BASE-T Manual

Black Box 10BASE-T Manual

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FEBRUARY 1999
LZ6000A-R4
10BASE-T Extender
CUSTOMER
Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX
SUPPORT
FREE technical support, 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746
Mail order: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
INFORMATION
Web site: www.blackbox.com • E-mail: info@blackbox.com

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  • Page 1 Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX SUPPORT FREE technical support, 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 Mail order: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018 INFORMATION Web site: www.blackbox.com • E-mail: info@blackbox.com...
  • Page 2 10BASE-T EXTENDER FEDERAL COMMUNICATIONS COMMISSION INDUSTRY CANADA RADIO FREQUENCY INTERFERENCE STATEMENTS 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...
  • Page 3 10BASE-T EXTENDER NORMAS OFICIALES MEXICANAS (NOM) ELECTRICAL SAFETY STATEMENT INSTRUCCIONES DE SEGURIDAD 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y operación deberán ser guardadas para referencia futura.
  • Page 4 10BASE-T EXTENDER 12. Precaución debe ser tomada de tal manera que la tierra fisica y la polarización del equipo no sea eliminada. 13. Los cables de la fuente de poder deben ser guiados de tal manera que no sean pisados ni pellizcados por objetos colocados sobre o contra ellos, poniendo particular atención a los contactos y receptáculos donde salen del...
  • Page 5 10BASE-T EXTENDER TRADEMARKS The trademarks mentioned in this manual are the sole property of their owners.

  • Page 6: Table Of Contents

    3.9 Connecting the Extender to the Phone Block ....16 3.10 Connecting the Extender to 10BASE-T ....18 3.10.1 Connecting to a Hub .

  • Page 7: Specifications

    10BASE-T EXTENDER 1. Specifications Speed—10 Mbps Standards—IEEE 802.3 Ethernet Connectors—(1) RCA male, (2) RJ-45 Indicators—(5) LEDs: Power, Activity, Link Test, Jabber, Collision Power—100-250 VAC, autosensing wallmount power supply, 47-63 Hz, 9 V at 1 Amp Size—0.8”H x 2.7”W x 4.5”D (2 x 6.9 x 11.4 cm)

  • Page 8: Introduction

    2.2 What’s Included in the Package Check to make sure that your LZ6000A-R4 kit contains the following items. If anything is missing or damaged, please call Black Box at 724-746-5500. • (1) 10BASE-T Extender (part number LZ6000A-R3) • (1) surge protector (part number SP512A-R2) •...
  • Page 9 NOTE Many carbon-block protection devices add a significant load to the line and will not work with the 10BASE-T Extender. These must be removed and replaced with suitable protection devices. Figure 2-1 shows a 10BASE-T Extender installed with surge protection.

  • Page 10: Installation

    10BASE-T EXTENDER 3. Installation Figures 3-1 and 3-2 show typical installations of the 10BASE-T Extender. Location One Punchdown Block 10Base-T Hub Extender XL600L To Stations Use a straight-pinned RJ-45 cable. RJ-45 Jumper RJ-45 Jumper Location Two Existing Punchdown Block Phone...
  • Page 11 10BASE-T EXTENDER Punchdown Block 10Base-T Hub Extender XL600L To Stations Use a straight-pinned RJ-45 cable. RJ-45 RJ-45 Up to 600 Feet of Existing Phone Wire Existing Punchdown Block Phone Wire Extender XL600L Use an RJ-45 crossover cable RJ-45 RJ-45 Remote Location...
  • Page 12 10BASE-T EXTENDER 3.1 Tools and Parts Needed Installing the 10BASE-T Extender is fast and simple, but does require tools you may not normally have around the office. Before you begin installation, be sure you have everything on this list: • A site plan for your office showing the locations of all the wiring closets (a rough sketch will do) •...

  • Page 13: About The Wiring Closet

    10BASE-T EXTENDER Figure 3-4. RJ-45 crimping tool. 3.2 About the Wiring Closet A 10BASE-T Extender is typically installed in a wiring closet, making it possible to connect the phone wires carrying network traffic to the repeater using short patch cables.

  • Page 14: Preparing The Site Plan

    Required for 10Base-T connections 3 3-3 6 6-6 Required for 10Base-T and XL connections Figure 3-5. Straight-through cabling. 3.6 Preparing the Site Plan 1. Find or create a site plan. It must show the location of one or more phone...
  • Page 15 10BASE-T EXTENDER 2. Locate and identify each pair of wires that you will use for the long distance interconnection. The wire pairs must only run between the two points to be connected. The link will not connect if there is a bridge tap anywhere on the link (see Figure 3-6).

  • Page 16: Measuring Phone Wire

    10BASE-T EXTENDER 3.7 Measuring Phone Wire 1. Use a cable scanner or an ohmmeter to measure the lengths of phone wire that will connect the Extenders. When using an ohmmeter, short-circuit one end of the phone wire and measure the resistance between the two wires at the other end (see Figure 3-8).
  • Page 17 • The LZ6000A-R3 is shipped with the Link Integrity Test set to ON (enabled). When power is connected, the Link Test indicator should not light, showing that the link is not yet established. After connecting to a 10BASE-T line, the indicator will light amber, indicating a “good link.” Check the manual that came with the 10BASE-T device that you are connecting to.

  • Page 18: Connecting The Extender To The Phone Block

    10BASE-T EXTENDER Shorting Plug Typical for Moving Jumpers Link Test Link Test Connection to "Crosses Over" Disabled Enabled 10 Base-T Hub signals (the (Default) (Default) same as if (looks like using a a NIC) Crossover Cable) Figure 3-9. Jumper Settings.
  • Page 19 10BASE-T EXTENDER To Single UTP Punchdown Block Figure 3-10. Connected patch cable. 1. Form a loop at the end of each patch cable wire and place the loop under the lip of a pin. Position the punchdown tool over the pin, with the cutting edge above the short end of the wire, and press down firmly.

  • Page 20: Connecting The Extender To 10Base-T

    3.10.1 C ONNECTING TO A The Extender is shipped configured to connect to a 10BASE-T hub “downlink” port like a network interface card (NIC) with Link Integrity enabled. This means the Extender can be connected to a standard downlink port of a hub, using a straight-through 10BASE-T cable (see Figure 3-5 on page 13).

  • Page 21: Connecting To A Node (Nic)

    The Extender is shipped with Link Integrity Test set to ON (enabled). When the power is connected, the Link Test Indicator should not light, showing that the link is not yet established. After connecting the 10BASE-T port to a powered up NIC, the indicator will light green, indicating a “good link.”...

  • Page 22: Monitoring And Troubleshooting

    • Jabber—The amber indicator is on when the link is disabled due to a jabber condition. • Link Test—The green indicator is on when the 10BASE-T link is good. • Activity—The green indicator is on when data is passing through the Extender.

  • Page 23: Troubleshooting

    10BASE-T EXTENDER 4.2 Troubleshooting 4.2.1 S OLVING OMMON XTENDER ROBLEMS Make sure the Extender link is 600 feet (272 m) or less in length and that the cable is of unshielded twisted-pair construction. Do not use flat telephone cables for patch cables or any other Extender network connection for two reasons: 1.

  • Page 24: Link Is Not Lit On The Extender

    Make sure the 10BASE-T port on the Extender is connected: 1. to a functional, powered up 10BASE-T hub via a straight-through 10BASE-T cable, or 2. to a functional, powered up 10BASE-T NIC via a crossed 10BASE-T cable (1-3, 2-6; 3-1, 6-2).
  • Page 25 © Copyright 1999. Black Box Corporation. All rights reserved. 1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746...

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