Allied Telesis AT-8500 Series manual Contents

Page 5

Contents

Preface

11

Safety Symbols Used in this Document

12

Where to Find Web-based Guides

13

Contacting Allied Telesis

14

Online Support

14

Email and Telephone Support

14

Returning Products

14

For Sales or Corporate Information

14

Warranty

14

Management Software Updates

14

Chapter 1: Overview

15

Model Configurations

16

Model Descriptions

17

AT-8516F/SC

17

AT-8524M

18

AT-8524POE

19

AT-8550GB

20

AT-8550SP

21

Port Descriptions

22

10/100Base-TX Twisted Pair Ports

22

10/100/1000Base-T Twisted Pair Ports

24

100Base-FX Fiber Optic Ports

25

Power Over Ethernet

27

Power Budgeting

27

Implementation

28

GBIC and SFP Slots

29

Module Expansion Slots

30

LEDs

31

Twisted Pair Port LEDs and the LED Mode Select Button

31

Fiber Optic Port LEDs

34

GBIC and SFP Expansion Slot LEDs

35

System LEDs

36

RS-232 Terminal Port

37

Power Options and Connectors

38

RPS Connector

38

AC Power Connector

39

DC Power Connector

39

A Few Basics about Ethernet Switching

40

MAC Address Table

40

Duplex Mode

40

Store and Forward

41

Back Pressure and Flow Control

41

Network Topologies

43

Power Workgroup Topology

43

Collapsed Backbone Topology

43

Mixed Topology

44

Chapter 2: Installation

47

Reviewing Safety Precautions

48

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Contents Installation Guide Page Electrical Safety and Emissions Standards Translated Safety Statements Contents Page Figures Figures Tables Tables Preface Symbol Meaning Description Safety Symbols Used in this DocumentWhere to Find Web-based Guides Contacting Allied Telesis Management Software UpdatesChapter OverviewModel Configuration Model ConfigurationsPort LEDs System LEDs Model DescriptionsShows the front and back panels of the AT-8524M switch Shows the front and back panels of the AT-8524POE switch Shows the front and back panels of the AT-8550GB switch AT-8550SP Switch Front and Back Panels 10/100Base-TX Twisted Pair Ports Port DescriptionsMaximum Distance 10/100/ 1000Base-T Twisted Pair Ports 100Base-FX Fiber Optic Ports Type of Cable Power Over Ethernet Minimum Power Maximum Power Class Gbic Module Gbic and SFP SlotsModule Expansion Slots State Description Twisted Pair Port LEDs LED Mode Select ButtonLEDs Mode FDX OFF Indicates that the port is operating at 10 or Fiber Optic Port LEDs Gbic and SFP Expansion Slot LEDs Maste RS-232 Terminal Port Power Options and Connectors AC Power Connector DC Power Connector MAC Address Table Duplex Mode Few Basics about Ethernet SwitchingBack Pressure and Flow Control Store ForwardOverview Collapsed Backbone Topology Power Workgroup TopologyNetwork Topologies Mixed Topology Mixed Topology Overview Installation Reviewing Safety Precautions Page Installation Selecting a Site for the Switch Model Speed Cable Type Planning the InstallationMaximum Maximum Unpacking the Switch Installing the Switch in a Rack Installation Page Removing the Expansion Slot Faceplate Installing an Optional Expansion or Stacking ModuleAT-A46 Installing an Optional Gbic Ferrules of the optical connector Bore Installing an Optional SFP Transceiver Page Cabling Twisted Pair Ports Cabling the SwitchCabling Fiber Optic Ports SC Port Transmitter Fiber Connector Cabling Expansion Modules Powering on an AC Powered Switch Page Positive, Ground, and Negative Terminals Wiring and Powering on an DC Powered Unit8mm ±1mm 31in. ±0.039in Installation Starting a Local Management Session Installation Warranty Registration Installation Twisted Pair Port Link LED is Off PWR LED is OffFiber Optic Port Link LED is Off Fault LED is On Continuously PoE Device is Not Receiving PowerCannot Establish a Local Management Session Appendix a Physical SpecificationsEnvironmental Specifications Safety and Electromagnetic Emissions Certifications Power SpecificationsSignal Pin MDI SignalPin MDI Signal MDI-X Signal RJ-45 Twisted Pair Port PinoutsUnused RX- and Vport-2 TX- and Vport-2 MDI Configuration MDI-X Configuration Pinout PairAT-8516F/SC Fiber Optic Port Specifications RS-232 Terminal Port Pinouts Pin SignalPin Definition RPS Connector Port PinoutsPin 3V RS13 3.3V RS+ Dual SC Type Connector