Cisco Systems manual Troubleshooting the AVS 3120 Hardware, Checking the Basics

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C H A P T E R 4

Troubleshooting the AVS 3120 Hardware

If your AVS 3120 is not working as expected, begin troubleshooting by using the procedures in this chapter. This chapter guides you through some initial checks and procedures that can solve basic AVS 3120 problems.

This chapter contains the following major sections:

Checking the Basics, page 4-1

Checking Connections, page 4-2

Checking the Basics

To solve some basic AVS 3120 problems, follow these steps:

1.Was an alert message issued by the AVS software?

Yes. Check the component named in the alert message.

No. Go to step 2.

2.Visually inspect the AVS 3120. Is the AVS 3120 wet or damaged?

Yes. Liquid spills, splashes, and excessive humidity can cause damage to the AVS 3120. If the AVS 3120 gets wet, contact your service representative for instructions. Refer to the “Obtaining Technical Assistance” section on page xvii.

If the AVS 3120 was dropped or damaged while being moved, you should check it to see if it functions properly. If an external device attached to the AVS 3120 is dropped or damaged, contact your service representative for instructions. Refer to the “Obtaining Technical Assistance” section on page xvii.

No. Go to step 3.

3.Perform the steps in the “Checking Connections” section. Is the problem resolved?

Yes. The power to the AVS 3120 was faulty, or the connections were loose. You have fixed the problem.

No. Go to step 4.

Cisco AVS 3120 Application Velocity System Hardware Installation Guide

 

OL-11805-01

4-1

 

 

 

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Contents Text Part Number OL-11805-01 Corporate HeadquartersPage N T E N T S Removing or Replacing an AVS 3120 Altitude OL-11805-01 Audience PrefaceChapter/Appendix Description OrganizationRelated Documentation Bewaar Deze Instructies ConventionsAvvertenza Importanti Istruzioni Sulla Sicurezza Warnung Wichtige SicherheitshinweiseGuarde Estas Instruções Aviso Instruções Importantes DE SegurançaGEM Disse Anvisninger Xiii Product Documentation DVD Obtaining DocumentationCisco.com Ordering Documentation Documentation FeedbackCisco Product Security Overview Product Alerts and Field Notices Reporting Security Problems in Cisco ProductsCisco Technical Support & Documentation Website Obtaining Technical AssistanceObtaining Additional Publications and Information Submitting a Service RequestDefinitions of Service Request Severity Xix OL-11805-01 Introduction Product OverviewFront Panel Features System Hardware FeaturesRear Panel Features Ports and ConnectorsIndicator Color Description Ethernet ConnectorsRJ-45 Cables Console Port Pin Signal DefinitionParameter Setting RJ-45 to DB-9 or DB-25 Adapter Signal RJ-45 Pin DB-9 /DB-25 PinOL-11805-01 Safety Preparing for InstallationPreparing for Installation Safety Page Maintaining Safety with Electricity General PrecautionsProtecting Against Electrostatic Discharge Copper foil Preparing Your Site for InstallationEnvironmental Requirements Choosing a Site for InstallationEnsuring Overcurrent Protection Grounding the AVSPower Supply Guidelines AC Power RequirementsCreating a Safe Environment CablingPrecautions for Rack-Mounting Required Tools and Equipment Installing the AVS If the Product is Damaged Installing Your AVSUnpacking and Inspecting the AVS Attaching a Two-Post Rack Bracket to the AVS Attaching the Brackets to the Sides of the AVS Installing the AVS 3120 in a Two-Post Rack Installing the AVS 3120 on a Workbench or TabletopConnecting Cables Console Connection Connecting AC PowerBooting with a Console Connected Booting the AVSEstablishing a Serial Console Connection Velocityshow interface Configuring Network SettingsYou can view the DNS settings by using the show dns command Setting the Time Checking the Front Panel LEDs Indicator Color State IndicatesRemoving or Replacing an AVS Checking the Basics Troubleshooting the AVS 3120 HardwareChecking Connections Maintaining Your Site Environment Maintaining Your AVSAltitude TemperatureHumidity Corrosion Dust and ParticlesElectrostatic Discharge Electromagnetic and Radio Frequency InterferencePower Source Interruptions Uninterruptible Power Supplies Using Power Protection DevicesSurge Protectors Line ConditionersOL-11805-01 Dimensions and Weight SpecificationsPower EnvironmentOL-11085-01 Apache License Open Source License FilesAppendix B Open Source License Files Apache License END of Terms and Conditions OL-11805-01 D E IN-2 IN-3 IN-4
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