Allied Telesis AT-8500 Series manual Preface

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Preface

This guide provides the hardware installation instructions for you managed, Layer 2+ AT-8500 Series Fast Ethernet switch. This preface contains the following sections:

ˆ“Safety Symbols Used in this Document” on page 12

ˆ“Where to Find Web-based Guides” on page 13

ˆ“Contacting Allied Telesis” on page 14

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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 SpecificationsRJ-45 Twisted Pair Port Pinouts Pin MDI SignalSignal Pin MDI Signal MDI-X SignalUnused 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
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