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Allied Telesis AT-9424T/POE, AT-9408LC/SP manual Troubleshooting

Models: AT-9408LC/SP AT-9424T/POE

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Troubleshooting Specs Install Pin Signal System Fault LED is Blinking Symbol Meaning Description Connecting the AC Power Cord Warranty Weight How to

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Chapter 3: Troubleshooting

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Allied Telesis AT-9424T/POE, AT-9408LC/SP manual Troubleshooting

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Contents

Installation Guide Page Electrical Safety and Emissions Standards Translated Safety Statements Contents Page Preface Product Documentation Where to Go First Starting a Management Session Safety Symbols Used in this Document Symbol Meaning Description Where to Find Web-based Guides Management Software Updates Contacting Allied Telesis Preface Overview Chapter Overview AT-9408LC/SP Switch Descriptions AT-9424T/GB Switch Shows the front and back panels of the AT-9424T/GB Switch AT-9424T/SP Switch 10/100/1000Base-T Ports Port and SFP System Slot LEDs Shows the front and back panels of the AT-9424T Switch AT-9424T/POE Switch 10/100/1000Base-T POE Ports Port and SFP System Slot LEDs AT-9424Ts Switch Shows the front and back panels of the AT-9424Ts Switch AT-9424Ts/XP Switch SFP Slots XFP Slots AT-9448T/SP Switch 10/100/1000Base-T Ports Card Slot AT-9448Ts/XP Switch Compact Flash 10/100/1000Base-T Ports Card Slot Connector Type Speed Duplex Mode 10/100/1000Base-T Twisted Pair Ports Cable Type Auto-MDI/ MDI-X Port Pinouts Maximum Distance Connector Type Speed Maximum Distance Cabling Fiber Optic Ports Gbic Transceiver Slots Gbic Transceiver SFP Transceiver Slots Illustrates an SFP transceiver XFP Transceiver Slots Shows an example of an XFP transceiver Redundant Twisted Pair Ports Model Ports and Slots AT-9400 Series Gigabit Ethernet Switches Installation Guide Compact Flash Card Slot 10/100/1000Base- T Twisted Pair Port LEDs Port LEDsFunction State Description Fiber Optic Port Transceiver Slot LEDs System LEDs State Description Stack LEDs Mstr Stack Installation Guide Expansion Slot Terminal Port Power Over Ethernet Minimum Power Maximum Power Class AT-RPS3204 Redundant Power Supply AC Power Connector Installing the Switch Reviewing Safety Precautions AT-9400 Series Gigabit Ethernet Switches Installation Guide Installing the Switch Selecting a Site Maximum Twisted Pair and Fiber Optic Cable SpecificationsSpeed Cable Type Fiber Optic Cable Specifications Cable Type Maximum Operating Unpacking the Switch Installing the Power Cord Retaining Clip AC Switches Only Inserting the Retaining Clip into the Retaining Bracket Installing the Switch in a Rack Attaching Rack-Mount Brackets Mounting the Switch in a Rack Installing Optional Transceivers Installing a Gbic Transceiver Installing an SFP Transceiver SFP Handle Installing an XFP Transceiver Installing an XFP Transceiver Installing the Switch Cabling the Twisted Pair or Fiber Optic Ports Applying AC Power Connecting the AC Power Cord 240VAC Starting a Local Management Session 9408 AT-9400 Series Gigabit Ethernet Switches Installation Guide Warranty Registration Troubleshooting Power LED is Off Twisted Pair Port Link LED is Off Fiber Optic Port Link LED is Off Transceiver is Installed but the Status is Not Present System Fault LED is Blinking System Fault LED is Steadily On Cannot Establish a Local Out-of-Band Management Session Switch Functions Intermittently Troubleshooting AT-9400 Series Dimensions H x W x D Switch Physical SpecificationsAppendix a Environmental Specifications AT-9400 Series Weight Switch Power Specifications Certifications Pin Signal RJ-45 Twisted Pair Port Pinouts Pinout Pair AT-9408LC/SP Switch 1000Base-SX Port Specifications Property Value RPS 21-pin D-combo Port and Connector Pinouts RJ-45 Style Serial Terminal Port Pinouts Pin Definition

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