Enterasys Networks A2H124-24P, A2H124-48P manual Troubleshooting

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4

Troubleshooting

This chapter provides information concerning the following:

For information about...	Refer to page...

Using LANVIEW	4-2

Troubleshooting Checklist	4-7

Using the Reset Password Switch	4-9

This device contains a battery that is not considered a user replaceable part. If the battery needs to be replaced, contact customer service for repair.

Caution: There is a risk of explosion if the battery is replaced with an incorrect type. A used battery may be safely disposed in a municipal waste stream.

Precaucion: Hay riesgo de explosion si la bateria se reemplaza con el typo incorrecto. Puede tirar la bateria usada en la basura.

SecureStack A2 PoE Installation Guide 4-1

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Contents SecureStack A2 Page Page Regulatory Compliance Information Electromagnetic Compatibility EMC Page Vcci Notice Declaration of Conformity Enterasys NETWORKS, INC Firmware License Agreement Viii Page Page Contents Troubleshooting Figures MGBIC-08 Who Should Use This Guide About This GuideRelated Documents How to Use This GuideFollowing conventions are used in this guide Conventions Used in This GuideConventions Used in This Guide Xviii About This Guide Introduction A2H124-24P and A2H124-48P OverviewBack A2H124-24P Stackable SwitchPoE Power over Ethernet Support Redundant Power Supply CapabilityStack Connections Power Device Classifications Usage ConnectivityDescription of Mini-GBICs Standards Compatibility Switch Configuration Using WebViewSwitch Configuration Using CLI Commands ManagementGetting Help Lanview Diagnostic LEDsGetting Help Introduction 10BASE-T Network Network Requirements100BASE-TX Network 1000BASE-FX Network1000BASE-T Network Hardware Installation Required Tools Considerations Prior to InstallationUnpacking the Switch Contents of Switch CartonInstalling the Rubber Feet Installing the Switch on a Flat SurfaceChassis Bottom, Rubber Feet Placement Area Guidelines for Switch Installation on Flat Surface Guidelines for Flat Surface InstallationRack Mounting the Switch Guidelines for Rackmount InstallationAttaching Brackets and Installing in Rack Fastening the Switch to the Rack Connecting Stacking CablesStacking Cable Connections About SecureStack A2 Switch Operation in a Stack Configuring Switches in a StackInstalling a New Stackable System of Up to Eight Switches Recommended Procedures for New and Existing StacksImportant Considerations About Using Clear Config in a Stack AC Power Connecting AC and PoE PowerAccessing the RPS connector C2RPS-PoE Redundant Power SystemStack Initialization Overview Connecting to Console Port for Local ManagementDB9 Male Console Port Pinout Assignments What Is NeededConnecting an IBM PC or Compatible Connecting to an IBM or Compatible Device10 Connecting a VT Series Terminal Connecting to a VT Series Terminal11 Connecting to a Modem Connecting to a ModemConnecting UTP Cables Connecting to the Network12 Connecting a UTP Cable Segment to RJ45 Port 13 Four-Wire Crossover Cable RJ45 Pinouts for 10/100BASE-TX Installing Optional Mini-GBICs Preparation 17 Mini-GBIC with RJ45 Connector 18 Mini-GBIC with MT-RJ Connector Removing the Mini-GBIC 19 Mini-GBIC with LC ConnectorConnecting Fiber-Optic Cables to MT-RJ Ports Installing Optional Mini-GBICs A2H124-24P Connecting Fiber-Optic Cables to LC Ports 21 Cable Connection to LC Fiber-Optic Connectors Initial Logon to Switch Management Completing the InstallationTroubleshooting Lanview LEDs of A2H124-24P Using LanviewColor State Recommended Action Lanview LEDsDown RPS LED Configuration Guide for proper setup Troubleshooting ChecklistConfiguration Guide for the IP address Reset Password Switch Using the Reset Password SwitchUsing the Reset Password Switch Troubleshooting Table A-1 A2H124-24P Switch Specifications Switch SpecificationsEnvironmental PhysicalTable A-2 A2H124-48P Switch Specifications Table A-3 Mini-GBIC Input/Output Port Specifications Mini-GBIC Input/Output SpecificationsGigabit Ethernet Specifications MGBIC-LC01/MGBIC-MT01 Specifications 1000BASE-SXMGBIC-LC03 Specifications 1000BASE-SX Table A-11 MGBIC-08 Operating Range 1550 nm MGBIC-LC09 Specifications 1000BASE-LXMGBIC-08 Specifications 1000BASE-ELX Table A-10 MGBIC-08 Optical Specifications 10 µm SMFMGBIC-02 Specifications 1000BASE-T Table A-12 MGBIC-02 SpecificationsConsole Port Pinout Assignments Table A-13 Compliance Standards Regulatory Compliance Regulatory ComplianceIndex Pinout assignments console port A-7