Allied Telesis CentreCOM AT-3624TS Installation Manual
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Allied Telesis CentreCOM AT-3624TS Installation Manual

Allied Telesis CentreCOM AT-3624TS Installation Manual

Centrecom 3600 series hub/repeaters
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  • Page 1 CentreCOM 3600 Series Hub/Repeaters AT-3624TS AT-3624TRS Installation Manual...
  • Page 2 All rights reserved. No part of this publication may be reproduced without prior written permission from Allied Telesyn International Corp. Allied Telesyn International Corp. (ATI) reserves the right to make changes in specifications and other information contained in this document without prior written notice. The information provided herein is subject to change without notice.

  • Page 3: Electrical Safety And Installation Requirements

    Electrical Safety and Installation Requirements RADIATED ENERGY U.S. Federal Communications Note: This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with this instruction manual, may cause harmful interference to radio communications.
  • Page 4 NORMEN: Dieses Produkt erfüllt die Anforderungen der nachfolgenden Normen. Hochfrequenzstörung EN55022 Klasse A WARNUNG: Bei Verwendung zu Hause kann dieses Produkt Funkstörungen hervorrufen. In diesem Fall müßte der Anwender angemessene Gegenmaßnahmen ergreifen. Störsicherheit EN50082-1 Elektrische Sicherheit EN60950, UL1950, CSA 950 SICHERHEIT ACHTUNG: GEFÄHRLICHE SPANNUNG Das Gehäuse nicht öffnen.
  • Page 5 ADVARSEL: Ventilationsåbninger må ikke blokeres og skal have fri adgang til den omgivende luft i rummet for afkøling. ADVARSEL: UNDLAD at fjerne gummisoklerne fra apparatet, med mindre der anvendes et Allied Telesyn vertikalt monteringsstel. BETJENINGSTEMPERATUR Dette apparat er konstrueret til en omgivende temperatur på maksimum 40 grader C. ALLE LANDE: Installation af produktet skal ske i overensstemmelse med lokal og national lovgivning for elektriske installationer.
  • Page 6 INSTALLATION ELECTRICITE—REGLAGE DE TENSION AUTOMATIQUE Ce produit peut s’ajuster automatiquement sur n’importe quelle tension comprise dans la plage indiquée sur le label. ELECTRICITE—EQUIPEMENT DE CLASSE 1 CET APPAREIL DOIT ETRE MIS A LA TERRE. La prise de courant doit être branchée dans une prise femelle correctement mise à la terre.
  • Page 7 NORME DI SICUREZZA AVVERTENZE ELETTRICHE ATTENZIONE: PERICOLO DI SCOSSE ELETTRICHE Per evitare SCOSSE ELETTRICHE non asportare il coperchio. Le componenti interne non sono riparabili dall’utente. Questa unità ha TENSIONI PERICOLOSE e va aperta solamente da un tecnico specializzato e qualificato. Per evitare ogni possibilità di SCOSSE ELETTRICHE, interrompere l’alimentazione del dispositivo prima di collegare o staccare i cavi LAN.
  • Page 8 ALLE LAND: Produktet må installeres i samsvar med de lokale og nasjonale elektriske koder. Emissão de interferência de radiofrequência EN55022 Classe A AVISO: Num ambiente doméstico este produto pode causar interferência na radiorrecepção e, neste caso, pode ser necessário que o utente tome as medidas adequadas.
  • Page 9 ELECTRICO—ADVERTENCIA SOBRE EL CABLE Use un cable eléctrico con un máximo de 4, 5 metros de largo, con una capacidad mínima de 6 amperios, 250 V, hecho de cable HAR, con el conector moldeado IEC 320 en un extremo y con un enchufe que está aprobado por el país de uso final en el otro. INSTRUCCIONES DE MONTAJE ATENCION: Estos modelos están diseñados para operar en posición HORIZONTAL.

  • Page 10: Table Of Contents

    CentreCOM AT-3624TS and AT-3624TRS Hubs ........
  • Page 11 Sample Installations of the AT-3624TS Module ........
  • Page 12 Table 5: 50-Pin Telco Pin-Out for the AT-3624TS Repeater ....... .

  • Page 13: Overview

    This manual describes the hardware features and installation procedures for Allied Telesyn International (ATI)’s set of “Slave” modules that are not manageable as standalone devices. These devices include the AT-3624TS and AT-3624TRS models. For information on the software installation and...

  • Page 14: Features

    Figure 1: AT-3624TS Front and Back Panels The AT-3624TS uses two 50-pin Telco connectors. Using an AT-ADAPT-2 or an octopus cable to the AT-3624TS also enables the use of RJ45 connectors. Features Table 1 summarizes the features of the AT-3624TS and AT-3624TRS hubs.

  • Page 15: Configurations

    Master. As a managed module with a Master in a chassis: For the AT-3624TS or AT-3624TRS to be managed, it must be included in a department concentrator with a Master. The hub modules are linked to the Master through interrepeater bus ports connected with a standard chassis backplane.

  • Page 16: Controllers

    Both the AT-3624TS and the AT-3624TRS repeat 10BASE-T signals according to IEEE 802.3 hub specifications. Both the AT-3624TS and the AT- 3624TRS repeat 10BASE-T signals according to IEEE 802.3 hub specifications. In an eight-slot department concentrator chassis like the one shown in Figure 4, up to 181 ports may be monitored (seven Slaves containing 24 10BASE-T station ports each and one Master containing 12 10BASE-T station ports and one AUI network port) .

  • Page 17: Chassis Arrangements

    Front and Back Back Panels Chassis An individual AT-3624TS or AT-3624TRS hub can be mixed and matched Arrangements with other AT-3600 Series hubs for a managed or non-managed department concentrator. Various chassis models are available for desktop or rackmount configurations. These include 1-, 2-, 3-, 4-, 7-, and 8-module combinations for desktop or 19-inch rackmount installations with standard or segmented backplanes.

  • Page 18: Further Information

    Overview In the example above, the top slot is an AT-3606F Master, while the second slot from the top contains an AT-3612T Backup. If the AT-3606F Master should fail, the AT-3612T would take over as the Master. The remaining slots are occupied by AT-3624TRS modules, acting as managed Slaves. Note Not all slots have to be populated, and populated slots do not have to be contiguous.

  • Page 19: Hardware Installation

    Chapter 2 Hardware Installation Installing the AT-3624TS and the AT-3624TRS simply involves plugging the hub into a power source. Additional specific information on installing the hub in a department concentrator chassis is in the manual included with the chassis. Site Preparation...

  • Page 20: Installing Hubs

    If one or more of the ports are transferring data, the Receive and Activity indicators will illuminate. The AT-3624TS or AT-3624TRS is now ready to serve as a non-managed hub. Installing a slave module in a four- or eight-slot managed hub...
  • Page 21 CentreCOM AT-3624TS/AT-3624TRS Repeaters The following procedure details how to install an AT-3600 Series slave module in a managed hub configuration in a concentrator chassis: 1. Check to be sure another module is already functioning as the Master unit in the chassis.
  • Page 22 Hardware Installation 5. Attach the chassis guide/handle assembly to each side of the module, using the screws provided with the chassis. See Figure 7. 10 BASE T NETWORK PORTS PORT ACTIVITY RS-232 STATUS POWER 2 3 4 PORT STATUS INDICATOR STATUS TERMINAL PORT No Link Indicator OFF...

  • Page 23: Port Configurations

    Manageable AT-3600 Series slave modules have a fixed AUI port, illustrated in Figure 8. The AUI port is located on the back panels of the AT-3624TS and AT-3624TRS modules and on the front panels of hub modules with management capability.

  • Page 24: Station Ports

    For wiring flexibility, ATI offers 10BASE-T hubs with both individual port connectors and composite connectors for 25-pair cable. The AT-3624TRS has 24 shielded RJ45 connectors for UTP cable. The AT-3624TS has two 50-pin Telco (RJ21) connectors. Chapter 3 and Chapter 4 in this manual provide more detailed information about each model’s station ports.

  • Page 25: Hub Status Indicators

    ACTIVITY— The Activity indicator will flash when Ethernet packets are being transmitted to all repeater ports. Port Status The AT-3624TS and AT-3624TRS hub and port indicators on the hubs’ front panels provide visual diagnostic and activity information for Indicators network analysis. A detailed description of the LED displays specific to...

  • Page 26: At-3624Ts Connectivity

    The CentreCOM AT-3624TS is a multiport repeater designed to offer maximum flexibility for both workgroup and department needs. Specifically, the AT-3624TS uses two 50-pin Telco connectors. In addition, you can connect an AT-ADAPT-2, or an octopus cable, to the AT-3624TS, enabling you to use RJ45 connectors. Note This manual refers to two or more chassis-mounted repeaters, at least one of which is manageable, as a department concentrator.

  • Page 27: Features

    Omega Agent, Simple Network Management Protocol (SNMP), the second version of the Management Information Base (MIB-II), and Hub MIB. For the AT-3624TS to be manageable, another repeater must perform as a Master in the chassis. Repeaters in the AT-3600 series that can function...

  • Page 28: Controllers

    AT-3624TS Port Configurations Network Port The AT-3624TS repeater has an AUI port, as shown in Figure 11, located on the back panel. This port may be used to connect the repeater to the network in the standalone configuration. In a managed hub, the Master’s AUI port may be used for the network connection.

  • Page 29: Station Ports

    10BASE-T wiring specification. Refer to Table 5 for the pin-out of the Telco connectors for the AT-3624TS repeater when ordering 10BASE-T harmonica adapters from your wiring vendor, or order model AT-ADAPT-2 from your ATI representative.

  • Page 30: Figure 13: Harmonica Adapter For At-3624Ts

    Figure 13: Harmonica Adapter for AT-3624TS 50-Pin Telco-to-Punch-Down Block (For Model AT-3624TS). Connecting the AT-3624TS directly to a punch-down block may be accomplished with a Telco-connector-to-25-pair-UTP-cable bundle. Refer to Table 5 for the direct wiring pin-out. Adapter patch panels have a built in punch-down block for maximum flexibility.

  • Page 31: Table 5: 50-Pin Telco Pin-Out For The At-3624Ts Repeater

    AT-3624TS Connectivity Table 5: 50-Pin Telco Pin-Out for the AT-3624TS Repeater 8-Pin 50-Pin Punch- Cable Link Modular Connector Down Block Color Designation Jack Pin Pin Number Pin Number Code Numbers W-BL RCV POS BL-W RCV NEG W-OR XMT POS OR-W...
  • Page 32 CentreCOM AT-3624TS/AT-3624TRS Repeaters Table 5: 50-Pin Telco Pin-Out for the AT-3624TS Repeater (Continued) 8-Pin 50-Pin Punch- Cable Link Modular Connector Down Block Color Designation Jack Pin Pin Number Pin Number Code Numbers BK-SL RCV POS SL-BK RCV NEG Y-BL XMT POS...

  • Page 33: Utp Hub-To-Mau Wiring

    Network Interface Controller (NIC), the cable is wired straight-through. That is, an RJ45 receptacle at the hub would wire pin- to-pin to the RJ45 receptacle at the MAU. The AT-3624TS follows IEEE’s 10BASE-T hub standard for an embedded cross-over function. Each port is an MDI-X interface with the receive and transmit pairs crossed internally.

  • Page 34: Back Panel Features

    10BASE-T PORTS 13-24 Figure 14: AT-3624TS Repeater Port LEDs Back Panel The AT-3624TS has the following back panel layout and features: Features Interrepeater bus connector that attaches the AT-3600 module to the backplane bus in a concentrator chassis. Status indicators providing information on the hub as a whole; for convenience, these LEDs appear on both the front and back panels.
  • Page 35 The Link indicator for each connected port will illuminate. If one or more of the ports are transferring data, the Activity indicator will illuminate. The AT-3624TS slave is now ready to serve as a non-managed standalone device. Installing the AT-3624TS in a non-managed hub configuration The following procedure details how to install a sample rackmount configuration in a non-managed hub configuration.
  • Page 36 If one or more of the ports are in use on the Slave module, the Activity indicator will illuminate. Your AT-3624TS repeater is now active in the chassis, serving as a non- managed hub. Installing the AT-3624TS in a managed hub configuration The following procedure details how to install an AT-3624TS in a managed hub configuration in a rackmount chassis.
  • Page 37 If one or more of the ports on the Slave module is transferring data, the Activity indicator will illuminate. 16. Make sure the empty slot (slot four) is covered with its blank faceplate/ air- dam assembly. Your AT-3624TS repeater is now active in the chassis, serving in a managed hub configuration.
  • Page 38 CentreCOM AT-3624TS/AT-3624TRS Repeaters To install blank faceplate/air-dam assembly Note Blank faceplate/air-dam assemblies are necessary to control air flow and keep the rackmount chassis cool. Chassis are shipped with the faceplate/ air-dam assemblies in place. (Also see Chapter 2, “Hardware Installation”...

  • Page 39: At-3624Trs Connectivity

    Chapter 4 AT-3624TRS Connectivity The CentreCOM AT-3624TRS is a multiport hub designed to offer maximum flexibility for both workgroup and department needs. Specifically, the AT-3624TRS has 24 shielded RJ45 connectors for UTP cable. Since the AT-3624TRS model does not incorporate management agent software, it can operate only as part of a non-managed hub or as a Slave module in an ATI department concentrator chassis.

  • Page 40: Features

    AT-3624TRS Connectivity As shown in the above figure, the AT-3624TRS uses 24 RJ45 connectors for UTP. Since the AT-3624TRS model does not incorporate management agent software, it can operate only as part of a non-managed hub or as a Slave module in an ATI department concentrator chassis. Features Table 6 summarizes the features of the AT-3624TRS hub, including model number, port count, and media/connector type for each Slave hub.

  • Page 41: Controllers

    CentreCOM AT-3624TS/AT-3624TRS Repeaters There are desktop and rackmount department concentrator chassis available to hold from two to eight AT-3600 series hubs. Since the department concentrator chassis connects hub modules across a backplane, a fully populated department concentrator behaves as a single hub in the network topology.

  • Page 42: Station Ports

    AT-3624TRS Connectivity Table 7 shows the ATI micro transceivers available for network connections. Table 7: ATI Micro Transceiver Choices Model Description AT-MX25F or AT-MX50F/SM Fiber Optic (10BASE-FL), SM Connector AT-MX26F or AT-MX40F/ST Fiber Optic (10BASE-FL), ST Connector AT-MX55F/SC Fiber Optic (10BASE-FL), SC Connector AT-210T or AT-210TS or AT-MX20T UTP (10BASE-T) AT-MX10 or AT-MX10S...

  • Page 43: Port Indicators

    CentreCOM AT-3624TS/AT-3624TRS Repeaters Port Indicators The AT-3624TRS port indicators on the hubs’ front panels provide visual diagnostic and activity information for network analysis. Each 10BASE-T port supports the following indicator functions with one two-color front panel LED per port: LINK (Solid Green)—This indicates that the particular port has a valid link and is not partitioned.

  • Page 44: Back Panel Features

    AT-3624TRS Connectivity Back Panel The AT3624TRS has the following back panel layout and features: Features Interrepeater bus connector that attaches the AT-3600 module to the backplane bus in a concentrator chassis. Status indicators providing information on the hub as a whole; for convenience, these LEDs appear on both the front and back panels.
  • Page 45 CentreCOM AT-3624TS/AT-3624TRS Repeaters Installing the AT-3624TRS in a non-managed hub configuration The following procedure details how to install a sample rackmount configuration in a non-managed chassis. This example assumes the following: You are working with a two-slot rackmount chassis You will populate both slots in the chassis You will be working with two Slaves (NO Master or Backup) 1.
  • Page 46 AT-3624TRS Connectivity 10. Plug in your data cables to the hub and the network. The Link indicator should illuminate for each connected port on the Slave module. If one or more of the ports are in use on the Slave module, the Activity indicator will illuminate.
  • Page 47 CentreCOM AT-3624TS/AT-3624TRS Repeaters 10. Align the backplane connector with the interrepeater bus connector on the back panel of the Slave. 11. Seat the interrepeater bus port of the Slave carefully in the backplane. Attention When inserting or removing repeater modules, the power cord should remain plugged in (using the hot swapping method).

  • Page 48: Troubleshooting

    Chapter 5 Troubleshooting This section provides a checklist for resolving problems associated with your hub and cabling. The first rule of troubleshooting is to isolate the problem. As you experiment, only vary one factor at a time. Substitute known good equipment to see if the problem persists or is eliminated. As a preliminary check, perform the following steps 1.

  • Page 49: Data Cabling Techniques

    Appendix A Data Cabling Techniques Depending on the medium you choose, there are certain wiring practices you should follow to ensure the reliability of communication throughout the network. The AT-3600 Series hubs comply with IEEE standards for 802.3 Carrier Sense Multiple Access with Collision Detect (CSMA/CD) Ethernet.

  • Page 50: 10Base-T Point-To-Point Cabling

    Data Cabling Techniques The six common modular cable specifications and their applicability to 10BASE-T network use are shown in Table 8. Table 8: UTP Wiring Specifications Cable Twist/ 10BASE-T Cable Description AC Character Specification Level Foot Unshielded CCITT None Untwisted Individual UTP RS232 None...
  • Page 51 CentreCOM AT-3624TS/AT-3624TRS Repeaters On an RJ45 connector, it is important to know where pin 1 is so you can count your pins correctly. Figure 19 shows the location of pin 1. Figure 19: Pin 1 Orientation on an RJ45 Pin 1...
  • Page 52 Data Cabling Techniques Pair twisted as per Level 3, 4 or 5 cable. RJ45 Pin RJ45 Pin Not Used Not Used Not Used Not Used Not Used Not Used Not Used Not Used This cable will not work for 10BASE-T. Note that 3 and 6 are twisted, but are not a pair.

  • Page 53: 10Base-Fl/Foirl Ethernet

    CentreCOM AT-3624TS/AT-3624TRS Repeaters RJ 45 Pin RJ 45 Pin Not Used Not Used Not Used Not Used Not Used Not Used Pair twisted as per level 3, 4 or 5 cable Figure 22: Hub-to-Hub or Not Used Not Used MAU-to-MAU...

  • Page 54: 10Base5 (Thick) Ethernet

    Data Cabling Techniques 10BASE5 (Thick) Ethernet For 10BASE5 coax segment configurations, IEEE 802.3 specifications allow 100 MAU attachments or less, spaced at multiples of 2.5 meters (8.2 ft.) measured accurately from the cable end (50 terminator included). The 10BASE5 cable segment can not exceed 500 meters (1,640 ft.) in length.

  • Page 55: Glossary

    Appendix B Glossary 10BASE2—Also called thinnet Ethernet, thinnet or CheaperNet, a 10 MHz baseband specification. Cable impedance is 50 and maximum coaxial segment length is 185 meters (607 ft.). 10BASE5—Also called thick Ethernet, a 10 MHz baseband specification. Cable impedance is 50 and maximum coaxial segment is 500 meters (1,640 ft.).
  • Page 56 Glossary BAYONET NUT COUPLE (BNC) CONNECTOR—A 10BASE2 thin coax connector with push-on BNC locking lug that quickly locks into place with a half twist. BIT RATE (BR)—This is the rate of data throughput on the medium in bits per second. Ethernet specifies 10 million bits per second. BRANCH CABLE—The AUI cable interconnecting the DTE and MAU system components also known as a Drop cable.
  • Page 57 CentreCOM AT-3624TS/AT-3624TRS Repeaters DATA TERMINAL EQUIPMENT (DTE)—In RS232 specification a module typically at the end of a segment. The DTE could be an Ethernet workstation, repeater or bridge. DEPARTMENT CONCENTRATOR—Hub which provides a large number of workstation connections. The term, department concentrator, refers to multiple repeaters housed in an AT-36C8 chassis.
  • Page 58 Glossary LINK SEGMENT—The link segment of coaxial cable is a segment which has no MAU devices but links two LAN devices together such as repeaters. LINK TEST—In 10BASE-T Ethernet there is a link test function that validates the UTP link. This consists of a pulse transmitted from point A on one pair and validated at point B.
  • Page 59 CentreCOM AT-3624TS/AT-3624TRS Repeaters PHYSICAL SIGNALING (PLS)—That portion of the physical layer contained within the DTE that provides the logical and functional coupling between MAU and data link layers. POLARITY CORRECTION—Many 10BASE-T UTP ports have a polarity correction function. If the UTP wiring has RD- and RD+ inadvertently crossed, the polarity correction function will sample the signal and electrically swap the wires.
  • Page 60 Glossary STRAIGHT-THROUGH—A type of wiring connection where the pins of one connector connect to the same pins of another connector. For example, pin 1 of one connector connects to pin 1 of another connector. TCP/IP PROTOCOLS—A set of protocols for inter-computer communication, including network level (Internet Protocol), transport level (Transmission Control Protocol or TCP), and application level protocols (for example, Telnet terminal emulation).

  • Page 61: Technical Support Fax Order

    Appendix C Technical Support Fax Order Name __________________________________________________________________ Company _______________________________________________________________ Address ________________________________________________________________ City ____________________State/Province____________ Zip/Postal Code __________ Country _______________________ Phone______________________ Fax _________ Incident Summary Model number of Allied Telesyn product I am using _____________________________ Firmware release number of Allied Telesyn product _____________________________ Other network software products I am using (e.g., network managers) ____________________________________ _ ___________________________________ Brief summary of problem ______________ _ ___________________________________...

  • Page 62: At-3624Ts/At-3624Trs Manual Feedback

    On a scale of 1 to 10 (10 being most important), rate the importance of the following topics in this manual: Hardware Installation _______ Troubleshooting ______ AT-3624TRS Connectivity _______ AT-3624TS Connectivity ______ Data Cabling Techniques _______ Reading the LEDs ______ Cabling _______ Configurations...

  • Page 63: Appendix E Where To Find Us

    Technical Bulletin Board Service 1 (206) 483-7979 CompuServe Go ALLIED World Wide Web http://www.alliedtelesyn.com For Information Regarding Allied Telesyn International Corp. Allied Telesyn International Corp. Allied Telesyn International Corp. 19015 North Creek Parkway Suite 200 950 Kifer Road Bothell, WA 98011...

  • Page 64: Index

    Appendix F Index Numerics crossover 32, 39, 43, 44, 48 data-grade 39 50 pin Telco receptacle 18 data-quality 41 FOIRL 11, 45, 49 house wiring 49 hub-to-hub 49 hub-to-MAU 49 adapters impedance 46, 47, 49 AT-ADAPT-2 47 MAU-to-MAU UTP, hub-to-hub 50 harmonica 18, 49 silver satin 39, 41 octopus 2, 15, 18...
  • Page 65 33 controllers 4, 17, 31 partitioned 33 cover panels port 12, 33 AT-3624TRS 4, 5 power 8, 10, 13, 24, 32, 34, 35 AT-3624TS 4 receiving 33 self-test 33 SQE test 39 status 34 indocator data communication equipment (DCE) 48...
  • Page 66 AT-3608 16 AT-3612T 16 AT-3612TR 16 AT-3624TRS 7 sales information 57 AT-3624TS 5, 7, 15, 17, 19, 22, 23, 25 signal quality error (SQE) 51 backup 24, 25 Simple Network Management Protocol (SNMP) master 4, 12, 16, 17, 24, 25, 26...
  • Page 67 Index fax numbers 57 telephone 57 telco connector 52 transmitting pin (TD) 45 troubleshooting 39 check diagnostic 39 fault occurs 39 incident summary 53 indicator 39 power plug 39 slow data transfer 39 wiring lengths 39 troublshooting too many collisions 39 unmanaged module 52 unshielded twisted pair (UTP) 3, 4 unshieled twisted pair (UTP) 52...

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