Hawking Technology 202-10248-01 manual Appendix a Troubleshooting, Troubleshooting Chart

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Appendix A

Troubleshooting

This chapter provides information about troubleshooting the NETGEAR GS108T Gigabit Smart Switch. Information is supplied as:

A Troubleshooting chart

Additional troubleshooting suggestions

Troubleshooting Chart

Table A-1lists symptoms, causes, and solutions of possible problems.

Table A-1. Troubleshooting Chart

Symptom

Cause

Solution

 

 

 

Power LED is off

No power is received

Check the power cord connections for the switch at

 

 

the switch and the connected device

 

 

Make sure all cables used are correct and comply

 

 

with Ethernet specifications.

Link/ACT LED is off

Port connection is not

Check the crimp on the connectors and make sure

 

working

that the plug is properly inserted and locked into the

 

 

port at both the switch and the connecting device.

 

 

Make sure all cables used are correct and comply

 

 

with Ethernet specifications. See Appendix D.

 

 

Check for a defective adapter card, cable, or port by

 

 

testing them in an alternate environment where all

 

 

products are functioning.

 

 

 

File transfer is slow or

Half- or full-duplex

Make sure the attached device is set to auto

performance

setting on the switch

negotiate.

degradation is a

and the connected

 

problem

device are not the same

 

 

 

 

Troubleshooting

A-1

v1.0, March 2007

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Contents GS108T Smart Switch Hardware Installation Guide Statement of Conditions TrademarksCertificate of the Manufacturer/Importer Voluntary Control Council for Interference Vcci StatementFCC Information to User EU Statement of ComplianceCustomer Support FCC Declaration Of Conformity Product and Publication DetailsFCC Guidelines for Human Exposure Contents Appendix C Glossary Conventions, Formats, and Scope About This ManualHow to Print this Manual How to Use This ManualRevision History GS108T Smart Switch Hardware Installation Guide V1.0, March Overview Chapter IntroductionFeatures GS108T Smart Switch Hardware Installation Guide Package Contents GS108T Smart Switch Hardware Installation Guide GS108T Smart Switch Hardware Installation Guide Front and Back Panels Chapter Physical DescriptionFront Panel LEDs LED Descriptions10/100/1000 Mbps RJ-45 Ports Reset Button Reset Button of the GS108T Gigabit Smart Switch Restore Factory Defaults ButtonGS108T Smart Switch Hardware Installation Guide GS108T Smart Switch Hardware Installation Guide Chapter Applications Desktop SwitchingApplications Site Requirements Chapter InstallationPreparing the Site Applying Footpads and Wall Mounting Checking the InstallationConnecting Devices to the Switch Connecting Devices to the Switch Applying PowerTo Appendix A, Troubleshooting Table A-1. Troubleshooting Chart Appendix a TroubleshootingTroubleshooting Chart Configuration Additional Troubleshooting SuggestionsSwitch Integrity Network Adapter CardsNetwork Protocol and Standards Compatibility Appendix B Technical SpecificationsManagement InterfacePower Supply Performance SpecificationsPhysical Specifications Environmental SpecificationsElectromagnetic Immunity SafetyGS108T Smart Switch Hardware Installation Guide Table C-1. Glossary Appendix C GlossaryIeee MAC GS108T Smart Switch Hardware Installation Guide