Accton Technology ES3002-TF manual Appendix a Troubleshooting, Diagnosing Switch Indicators

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Defective power supply or CPU

Have your unit’s power supply or CPU replaced. Ask for dealer assistance.

Appendix A: Troubleshooting

Diagnosing Switch Indicators

The Fast SwitcHub-2se can be easily monitored through its comprehensive panel indicators. These indicators assist the network manager in identifying problems the switch may encounter. This section describes common problems you may encounter and possible solutions.

Symptom: Link indicator does not light up (green LED) after making a connection.

Cause: Workstation’s network adapter, cable or switch port is defective.

Solution: The most common cause for a bad connection to a workstation or server is a defective network adapter or cable connection. Check the workstation’s network adapter and cable connections for possible defects. Replace the defective adapter or cable.

Symptom: Power indicator does not light up (green LED) after power on.

Cause:

Solution:

Use the diagnostic procedures described in Chapters 2 and 3 to verify that all other system components are functioning properly. If any component fails the diagnostic test, contact your Accton distributor for assistance.

Troubleshooting

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Contents SwitcHub-2se SwitcHub-2se QWHUQDWLRQDO+HDGTXDUWHUV Package Contents Quick Installation Fast SwitcHub-2se User’s Guide About this Guide Contents Appendix C Specifications Appendix a TroubleshootingHardware Reference Appendix B Port and Cable AssignmentsAppendix D Regulatory Standards Compliance Appendix E Product Support ServicesGlossary Index Introduction Switching TechnologyAccton’s Smart Extender Switching Methods Features of the Fast SwitcHub-2se Fast SwitcHub-2se User’s Guide Pre-Installation Requirements Setup and ConfigurationConnecting the Switch System Making RJ-45 Connections Communication Mode in ChapterDescription Making Fiber Optic ConnectionsFast SwitcHub-2se User’s Guide Diagnostic Tests Providing Power to the SwitcHubSetting the Display Mode Selections Available Diag on Verifying System Operation Verifying Port StatusFast SwitcHub-2se User’s Guide Front Panel Hardware ReferenceConfigure Button Color Green Label Power Function Power indicator SmartWatch Indicator PanelChapter for instructions on how to select the display mode Fast SwitcHub-2se User’s Guide Setting the Communication Mode Full/Half Duplex Color Green Active LED Port Diagnostic Test Transmit TX Indicates outgoing traffic traversing the port Ethernet Ports Rear PanelPower Socket Diagnosing Switch Indicators Appendix a TroubleshootingPage Switch Integrity ConfigurationRJ-45 Port Appendix BProduct Specifications Appendix C SpecificationsEMI Warning Appendix DFCC Class B Certification Voluntary Control Council for Interference VCCI-2 CE Mark Declaration of Conformance Underwriters Laboratories Compliance Statement Safety ComplianceFast SwitcHub-2se User’s Guide Sicherheitshinweise Problem Report Appendix E Product Support ServicesHardware Repair Service Product RegistrationBulletin Board Service BBS Software Update and Upgrade ServiceInteractive Fast Fax U.S.A. office International Headquarters USA Headquarters Technical SupportCustomer Remedies Limited WarrantyNorth and South America Return ProcessOrdering Information Accton Offices10BASE-T GlossaryLED RJ-45 Connector Index Index ES3002-TF E0596-R01