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Allied Telesis AT-FS750/24POE manual Power Supply

Models: AT-FS750/24POE

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Power Supply

Chapter 1: Overview

Power Supply

The switch has an internal power supply with a single AC power supply socket on the back panel which features autoswitch AC inputs. To power the switch on or off, connect or disconnect the power cord provided with the switch. A power cord is supplied with the switch.

Note

For the power requirements, refer to “Power Specifications” on page 51.

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Allied Telesis AT-FS750/24POE manual Power Supply, For the power requirements, refer to “Power Specifications” on page

Contents

Installation Guide Fast Ethernet Smart SwitchAT-FS750/24POE Copyright 2008 Allied Telesis, Inc Electrical Safety and Emissions Standards FCC Class A, EN55022 Class A, CISPR Class A, C-TICK, CEU.S. Federal Communications Commission Radiated EnergyTranslated Safety Statements Contents Contents Physical SpecificationsEnvironmental Specifications Power SpecificationsFigures Figure 1. RJ-45 Connector and Port Pin LayoutTables Tables Table 1. Safety SymbolsIEEE 802.3af Class vs. Power Levels MDI Pin Signals 10Base-T or 100Base-TXTables Preface ˆ “Safety Symbols Used in this Document” on pageˆ “Where to Find Web-based Guides” on page ˆ “Contacting Allied Telesis” on pageSafety Symbols Used in this Document SymbolMeaning DescriptionWhere to Find Web-based Guides AT-FS750/24POE Fast Ethernet Smart Switch Installation GuideWarranty Contacting Allied TelesisOnline Support Email and Telephone Support Returning Products For Sales or Corporate InformationOverview ChapterFeatures Front and Back Panels System LEDs 10/100Base Twisted Pair PortsUplink Combo Ports Port LEDsPorts Uplink Combo PortsTwisted Pair Ports AT-FS750/24POE Fast Ethernet Smart Switch Installation Guide connected, the SFP port takes precedent over the twisted pair portLEDs 10/100Base-T POE Port LEDsState Description10/100Base-T Non-POE Port LEDs StateDescription Uplink Combo Port LEDs StateDescription State DescriptionPower Supply For the power requirements, refer to “Power Specifications” on pagePower over Ethernet Minimum Power Maximum PowerClass UsageEthernet Switching Basics MAC Address Table Duplex ModeStore and Forward Back Pressure and Flow Controldata again, the switch stops forcing collisions. This is referred to as back pressure Power Workgroup Topology Network TopologiesCollapsed Backbone Chapter 1 Overview Installation ChapterReviewing Safety Precautions 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 Selecting a Site for the Switch Cabling MaximumSpeed Type of CableUnpacking the Switch Installing the Switch on a Desktop Installing a Switch in a Rack AT-FS750/24POE Fast Ethernet Smart Switch Installation Guide Chapter 2 Installation Installing an Optional SFP Transceiver Figure 12. Inserting the SFP Cabling and Powering On the Switch Connecting the Twisted Pair CablesConnecting the Fiber Optic Cables Powering On the Switch Figure 16. Plugging in the AC Power Cord Starting a Management Session Troubleshooting ChapterChapter 3 Troubleshooting Technical Specifications Physical SpecificationsEnvironmental Specifications Power SpecificationsSafety and Electromagnetic Emissions Certifications Connectors and Port PinoutsSignal Table 9. MDI-X Pin Signals 10Base-T or 100Base-TX Signal1 RX+ 2 RX 3 TX+ 6 TX Appendix A Technical Specifications