Cisco Systems 78-16356-01 manual Troubleshooting the GSS Hardware Checking Connections

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Chapter 4 Troubleshooting the GSS Hardware

Checking Connections

2.If the GSS is connected to a power strip or power distribution unit, turn the power strip off and then on again.

Is the power strip receiving power?

Yes. Go to step 5.

No. Go to step 3.

3.Plug the power strip into another electrical outlet. Is the power strip receiving power?

Yes. The original electrical outlet probably does not function. Use a different electrical outlet.

No. Go to step 4.

4.Connect a GSS that you know works into the electrical outlet. Does the GSS receive power?

Yes. The power strip is probably not functioning properly. Use another power strip.

No. Go to step 5.

5.Reconnect the GSS to the electrical outlet or power strip.

Make sure that all connections fit tightly together. Ensure that the Ethernet and Console cables are correct for use with the GSS (refer to Chapter 1, Introduction).

6.Power up the GSS.

Is the problem resolved?

Yes. The connections were loose. You have fixed the problem.

No. Call your service representative. Refer to the Preface.

 

 

Cisco Global Site Selector 4491 Hardware Installation Guide

 

 

 

 

 

 

78-16356-01

 

 

4-3

 

 

 

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Contents Cisco Global Site Selector 4491 Hardware Installation Guide Page Cisco Global Site Selector 4491 Hardware Installation Guide Page N T E N T S Installing the GSS Maintaining Your GSS Cabling a Modem to the GSS B-4 Figure B-1 Page Port Specifications A-3 Xii Preface Audience Chapter/Appendix Description How to Use This GuideDocument Title Provides Related DocumentationXvii Symbols and ConventionsVaroitus Tärkeitä Turvallisuusohjeita Bewaar Deze InstructiesAvvertenza Importanti Istruzioni Sulla Sicurezza Warnung Wichtige SicherheitshinweiseAviso Instruções Importantes DE Segurança TA Vare PÅ Disse InstruksjoneneSpara Dessa Anvisningar Varning! Viktiga SäkerhetsanvisningarXxii Introduction IntroductionFront Panel Features Rear Panel Features System Hardware FeaturesFront Panel View Front Panel FeaturesLED Indicators Indicator Color State IndicatesRear Panel View Rear Panel FeaturesConsole Port Ports and ConnectorsParameters Settings Pin Signal DefinitionShell Ethernet Port 0 Pin Numbers Ethernet ConnectorsPreparing for Installation Safety Preparing for Installation Safety Preparing for Installation Safety Preparing for Installation Safety Maintaining Safety with Electricity General PrecautionsProtecting Against Electrostatic Discharge Preparing Your Site for Installation Environmental Choosing a Site for InstallationEnsuring Overcurrent Protection AC PowerGrounding the GSS Creating a Safe Environment Cabling Precautions for Rack-MountingRequired Tools and Equipment Installing the GSS If the Product is Damaged Unpacking and Inspecting the GSSInstalling Your GSS Installing the GSS in a Four-PostRack Rack Rail Components Attaching the Telescopic Rails to the Rack Assembly Telescoping the Rail Attaching Front Rail to the Right Side of the Rack Telescopic Rail Adjustment Screws Attaching Back Rail to the Right Side of the Rack Inserting the GSS into the Rack Sliding the GSS into the Four-post Rack Attaching a Two-Post Rack Bracket to the GSSAttaching the Right Bracket to the Right Side of the GSS Installing the GSS on a Workbench or Tabletop 10 GSS Back Panel Ports and Connectors Connecting CablesConnecting AC Power Booting the GSS Establishing a Serial Console Connection 11 GSS 4491 Front Panel LEDs Checking the Front Panel LEDsRemoving or Replacing a GSS Installing the GSS Removing or Replacing a GSS Installing the GSS Removing or Replacing a GSS Checking the Basics Troubleshooting the GSS HardwareChecking Connections Troubleshooting the GSS Hardware Checking Connections Troubleshooting the GSS Hardware Checking Connections Maintaining Your Site Environment Maintaining Your GSSTemperature Altitude HumidityCorrosion Dust and ParticlesElectrostatic Discharge Electromagnetic and Radio Frequency Interference Magnetism Power Source InterruptionsSurge Protectors Using Power Protection DevicesLine Conditioners Uninterruptible Power SuppliesAC Specification Operational Electrical SpecificationsSpecification Operational Non-operational Environmental SpecificationsPort Specifications Physical SpecificationsDescription Specification Appendix a Specifications Port Specifications Connecting a Modem to the GSS Console Port Table B-1connector pinouts for the GSS console port Configuring a ModemTable B-1 Console Port Connector Pinouts Cabling a Modem to the GSS Figure B-2 Rear Panel Ports and ConnectorsParameters Default Settings 78-16356-01 D E IN-2 IN-3 IN-4 IN-5 IN-6