Allied Telesis manual AT-GS900/8PS Switch Installation Guide

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AT-GS900/8PS Switch Installation Guide

Operating Temperature. This product is designed for a maximum ambient temperature of 40° degrees C. E7

All Countries: Install product in accordance with local and National Electrical Codes. E8

Circuit Overloading: Consideration should be given to the connection of the equipment to the supply circuit and the effect that overloading of circuits might have on overcurrent protection and supply wiring. Appropriate consideration of equipment nameplate ratings should be used when addressing this concern. E21

Warning

Mounting of the equipment in the rack should be such that a hazardous condition is not created due to uneven mechanical loading. E25

If installed in a closed or multi-unit rack assembly, the operating ambient temperature of the rack environment may be greater than the room ambient temperature. Therefore, consideration should be given to installing the equipment in an environment compatible with the manufacturer’s maximum rated ambient temperature (Tmra). E35

Caution

Installation of the equipment in a rack should be such that the amount of air flow required for safe operation of the equipment is not compromised. E36

Warning

Reliable earthing of rack-mounted equipment should be maintained. Particular attention should be given to supply connections other than direct connections to the branch circuits (e.g., use of power strips).

E37

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Contents AT-GS900/8PS Installation Guide Copyright 2012 Allied Telesis, Inc Electrical Safety and Emissions Standards Translated Safety Statements Contents Page Figures Figures Tables Tables Preface Symbol Conventions Contacting Allied Telesis Preface Chapter OverviewLEDs PoE Ports SFP Slots FeaturesPower over Ethernet Back Panel Front and Back PanelsTwisted Pair Ports MDI/MDI-X ModeAuto-Negotiation Mode Flow Control and Back Pressure SFP Port Description LEDsTotal PoE delivered power is between 70 W Describes the LEDs for the SFP slots SFP Slot LEDs Power Over Ethernet PoE Power Budget PoE Guard Band Overview Wiring Implementation Power Supply Installation Reviewing Safety Precautions AT-GS900/8PS Switch Installation Guide Selecting a Site for the Switch Unpacking the Switch AT-GS900/8PS Switch Items Installing the Switch on a Desktop Installing the Switch in an Equipment Rack AT-GS900/8PS Switch Installation Guide Installing the Switch on a Wall AT-GS900/8PS Switch Installation Guide Installation Installing Optional SFP Transceiver Installation Cabling the Switch Powering On the Switch Troubleshooting Power LED OFFTwisted Pair Port LINK/ACT LED Off SFP Port LINK/ACT LED Off LINK/ACT LED Intermittently Blinking Slow Network PerformancePowered Device Not Receiving Power Resetting Blinking PoE Port LED Troubleshooting Physical Specifications Technical SpecificationsEnvironmental Specifications Power SpecificationsSafety and Electromagnetic Emissions Certifications PoE SpecificationsPin Signal Connectors and Port PinoutsPin Pair Signal