Allied Telesis AT-8500 Series manual Mode FDX OFF

Page 32

Chapter 1: Overview

Table 4. LEDs for the 10/100Base-TX Twisted Pair Ports on the

AT-8524M, AT-8550GB, and AT-8550SP Switches (Continued)

LED

State

Description

 

 

 

 

 

 

Mode - 100

OFF

Indicates that the port is operating at 10

(AT-8524M)

 

Mbps.

 

 

 

 

Green

Indicates that the port is operating at 100

 

 

Mbps.

 

 

 

Mode - SPD

OFF

Indicates that the port is operating at 10

(AT-8550GB

 

Mbps.

and

 

 

Green

Indicates that the port is operating at 100

AT-8550SP)

 

Mbps.

 

 

 

 

 

Mode - FULL

OFF

Indicates that the port is operating in half-

(AT-8524M)

 

duplex mode.

 

 

 

 

Green

Indicates that the port is operating in full-

 

 

duplex mode.

 

 

 

MODE - FDX

OFF

Indicates that the port is operating in half-

AT-8550GB

 

duplex mode.

and

 

 

Green

Indicates that the port is operating in full-

AT-8550SP)

 

duplex mode.

 

 

 

 

 

Mode - ACT

OFF

Indicates that there is no activity on the port.

 

 

 

 

Flashing

Indicates that the port is transmitting and/or

 

Green

receiving data packets.

 

 

 

Table 5 describes the LEDs for the 10/100/1000Base-TX twisted pair ports, Ports 49R and 50R, on the AT-8550GB and AT-8550SP switches.

Table 5. LEDs for Ports 49R and 50R on the AT-8550GB and AT-8550SP

Switches

LED

State

Description

 

 

 

 

 

 

LINK

OFF

Indicates that there is no link between the

 

 

port and the end node.

 

 

 

 

Green

Indicates a valid link has been established

 

 

between the port and the end node.

 

 

 

Mode - COL

OFF

Indicates that no data collisions are occurring

 

 

on the port.

 

 

 

 

Flashing

Indicates that data collisions are occurring on

 

Green

the port.

 

 

 

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Contents Installation Guide Page Electrical Safety and Emissions Standards Translated Safety Statements Contents Page Figures Figures Tables Tables Preface Safety Symbols Used in this Document Symbol Meaning DescriptionWhere to Find Web-based Guides Management Software Updates Contacting Allied TelesisOverview ChapterModel Configurations Model ConfigurationModel Descriptions Port LEDs System LEDsShows 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 Port Descriptions 10/100Base-TX Twisted Pair PortsMaximum 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 and SFP Slots Gbic ModuleModule 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 Few Basics about Ethernet Switching MAC Address Table Duplex ModeStore Forward Back Pressure and Flow ControlOverview 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 Installing an Optional Expansion or Stacking Module Removing the Expansion Slot FaceplateAT-A46 Installing an Optional Gbic Ferrules of the optical connector Bore Installing an Optional SFP Transceiver Page Cabling the Switch Cabling Twisted Pair PortsCabling Fiber Optic Ports SC Port Transmitter Fiber Connector Cabling Expansion Modules Powering on an AC Powered Switch Page Wiring and Powering on an DC Powered Unit Positive, Ground, and Negative Terminals8mm ±1mm 31in. ±0.039in Installation Starting a Local Management Session Installation Warranty Registration Installation PWR LED is Off Twisted Pair Port Link LED is OffFiber Optic Port Link LED is Off PoE Device is Not Receiving Power Fault LED is On ContinuouslyCannot Establish a Local Management Session Appendix a Physical SpecificationsEnvironmental Specifications Power Specifications Safety and Electromagnetic Emissions CertificationsPin MDI Signal SignalPin MDI Signal MDI-X Signal RJ-45 Twisted Pair Port PinoutsMDI Configuration MDI-X Configuration Pinout Pair Unused RX- and Vport-2 TX- and Vport-2AT-8516F/SC Fiber Optic Port Specifications Pin Signal RS-232 Terminal Port PinoutsRPS Connector Port Pinouts Pin Definition3V RS Pin13 3.3V RS+ Dual SC Type Connector