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Allied Telesis
AT-8500 Series
manual
Installation
Models:
AT-8500 Series
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Specs
Install
Pin MDI Signal
Fault LED is On Continuously
Symbol Meaning Description
Warranty
Model Configurations
RPS Connector Port Pinouts
How to
Reviewing Safety Precautions
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Chapter 2: Installation
76
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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 Description
Where to Find Web-based Guides
Management Software Updates
Contacting Allied Telesis
Overview
Chapter
Model Configurations
Model Configuration
Model Descriptions
Port LEDs System LEDs
Shows 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 Ports
Maximum 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 Module
Module Expansion Slots
LEDs
Twisted Pair Port LEDs LED Mode Select Button
State Description
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 Mode
Store Forward
Back Pressure and Flow Control
Overview
Network Topologies
Power Workgroup Topology
Collapsed Backbone Topology
Mixed Topology
Mixed Topology
Overview
Installation
Reviewing Safety Precautions
Page
Installation
Selecting a Site for the Switch
Maximum
Planning the Installation
Model Speed Cable Type
Maximum
Unpacking the Switch
Installing the Switch in a Rack
Installation
Page
Installing an Optional Expansion or Stacking Module
Removing the Expansion Slot Faceplate
AT-A46
Installing an Optional Gbic
Ferrules of the optical connector Bore
Installing an Optional SFP Transceiver
Page
Cabling the Switch
Cabling Twisted Pair Ports
Cabling 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 Terminals
8mm ±1mm 31in. ±0.039in
Installation
Starting a Local Management Session
Installation
Warranty Registration
Installation
PWR LED is Off
Twisted Pair Port Link LED is Off
Fiber Optic Port Link LED is Off
PoE Device is Not Receiving Power
Fault LED is On Continuously
Cannot Establish a Local Management Session
Environmental Specifications
Physical Specifications
Appendix a
Power Specifications
Safety and Electromagnetic Emissions Certifications
Pin MDI Signal
Signal
Pin MDI Signal MDI-X Signal
RJ-45 Twisted Pair Port Pinouts
MDI Configuration MDI-X Configuration Pinout Pair
Unused RX- and Vport-2 TX- and Vport-2
AT-8516F/SC Fiber Optic Port Specifications
Pin Signal
RS-232 Terminal Port Pinouts
RPS Connector Port Pinouts
Pin Definition
3V RS
Pin
13 3.3V RS+
Dual SC Type Connector
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