Document Outline

• CentreCOM
• AT-MR415T AT-MR815T
  • Installation Guide
• Electrical Safety and Installation Requirements
• U.S. Federal Communications Commission
• Canadian Department of Communications
  • Table of Contents
    • Chapter1
    • Chapter2
    • Chapter3
    • AppendixA
    • AppendixB
    • AppendixC
    • AppendixD
    • AppendixE
  • Chapter1
  • Product Description
    • Figure1: AT-MR415T Front Panel
    • Figure2: AT-MR415T Back Panel
    • Figure3: AT-MR815T Front Panel
    • Figure4: AT-MR815T back Panel
    • Chapter2
  • Installation
    • Table 1: Model Configurations
  • AT-MR415T-10
  • North America
  • 90/120 VAC
  • AT-MR815T-10
  • North America
  • 90/120 VAC
  • AT-MR415T-20
  • Europe/Asia
  • 200/240 VAC
  • AT-MR815T-20
  • Europe/Asia
  • 200/240 VAC
  • AT-MR415T-30
  • United Kingdom
  • 200/240 VAC
  • AT-MR815T-30
  • United Kingdom
  • 200/240 VAC
    • Figure5: RJ-45 Connector
    • Table 2: Twisted Pair Cable
  • 1
  • Unshielded Untwisted
  • N/A
  • CCITT
  • None
  • NO!
  • 2
  • Individual UTP
  • 100 W ± 30 W
  • RS232 1BASE5 AT&T PDS
  • None
  • NO!
  • 3
  • Typical Individual UTP
  • 100 W ± 15 W
  • T1, AT&T ISDN 10Base-T IBM Type 3
  • 3-5
  • YES
  • 4
  • Enhanced Individual UTP
  • 100 W ± 30 W
  • EIA, TIA 10Base-T NEMA
  • 5-8
  • YES
  • 5
  • Individual STP
  • 100 W ± 30 W
  • EIA, TIA 10Base-T
  • 8-10
  • YES
    • Hub to MAU Wiring
    • 1. Carefully unpack your AT-MR415T/AT-MR815T Micro...
    • 2. Place the AT-MR415T/AT-MR815T Micro Repeater in...
    • 3. Attach the power cable from your AC adapter int...
    • 4. Apply power to the AC adapter by plugging it in...
    • 5. Attach your 10Base-T UTP cables, with RJ-45 con...
    • Table 3: IEEE 802.3 Network Specifications
  • Media
  • Unshielded Twisted Pair
  • Topology
  • Star, Tree
  • External Devices
  • Network Adapter Card
  • Maximum Segment Length
  • 100 meters (328 ft.)
  • Maximum Devices per Segment
  • 12
  • Maximum Devices per Network
  • 1024
    • 1. Check the LINK ON LED on the front panel for th...
    • 2. After a successful connection, disconnect the a...
    • 3. Establish a connection from a device connected ...
    • 4. Once the connection between devices attached to...
    • 5. If all ports test successfully, install the res...
    • Figure6: AT-MR415T Horizontal Mounting
      • 1. Remove all equipment from the box. Store the bo...
      • 2. Place the DC plug of the AC adapter into the DC...
      • 3. Plug the AC adapter plug into an electrical out...
      • 4. Plug all 10Base-T cables into the 10Base-T netw...
      • 5. Plug the opposite end of the 10Base-T cables in...
      • 6. Perform the following to cascade two AT-MR415T/...
        • The Four-Repeater Rule
    • Figure7: LAN Connectivity
    • Figure8: LAN Expansion
    • Figure9: LAN Connectivity
      • Invalid Cascading
    • Figure10: Invalid LAN Connectivity
    • Chapter3
    • Troubleshooting
      • Figure11: AT-MR815T Connection Test
        • 1. Connect port 1 and port 2 of a single AT-MR415T...
        • 2. Check to make sure the LINK ON lamps of both po...
        • 3. Using your own software, confirm proper communi...
        • 4. After confirming that port 1 and port 2 are ope...
        • 5. Verify the connection in each port by checking ...
        • 6. Once each port of a single AT-MR415T/AT-MR815T ...
        • 1. Problem 1:
        • 2. Problem 2:
        • 3. Problem 3:
• AppendixA
  • Technical Specifications
    • Figure12: Connector Pin Numbers
    • Table 4: Pin Assignments
  • 1
  • TX+
  • 2
  • TX-
  • 3
  • RX+
  • 6
  • RX-
    • Table 5: Straight-through RJ-45 Pin Assignments
  • 1 (TX+)
  • 1 (TX+)
  • 2 (TX-)
  • 2 (TX-)
  • 3 (RX+)
  • 3 (RX+)
  • 6 (RX-)
  • 6 (RX-)
    • Table 6: Crossover RJ-45 Pin Assignments
  • 1 (TX+)
  • 3 (RX+)
  • 2 (TX-)
  • 6 (RX-)
  • 3 (RX+)
  • 1 (TX+)
  • 6 (RX-)
  • 2 (TX-)
    • Glossary
    • Technical Support Fax Order
    • AT-MR415T/AT-MR815T Installation Guide Feedback
    • Where To Find Us
    • Index
      • A
      • C
      • D
      • E
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      • H
      • I
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