HP 2100 ER manual Problem Cannot Turn On the Hub DLT Only, Problem Cannot Turn On the Fibre Bridge

Page 54

Troubleshooting Guide

Troubleshooting

Problem: Cannot Turn On the Hub (DLT

Only)

If the hub will not power-up, use the following steps before taking further action:

1.Verify all power connections, breakers, and switch settings are working and correct.

2.Confirm that the power indicator is illuminated.

3.Verify that the fault indicator is not illuminated.

4.If the fault indicator is illuminated, the hub is inoperable; further diagnostic procedures cannot be performed. Contact the sales representative or an HP service representative.

Problem: Cannot Turn On the Fibre Bridge

If the Fibre Bridge will not power on, use the following procedures to diagnose the problem:

1.Verify that all power connections, breakers, and switch settings are powered on and are set correctly.

2.Confirm that the power indicator is illuminated green.

3.Verify that the fault indicator (amber) is not illuminated.

4.If the fault indicator is illuminated, the unit is inoperable; further diagnostic procedures cannot be performed. Contact the sales representative or an HP service representative.

	Problem: Cannot Confirm the Library
	Connection
	1. Confirm the library connection by using the control panel menu on
	the NT server to review the SCSI device folder.

NOTE	The NT discovery process is not dynamic. When SCSI devices are
	powered on after the host, the control panel will not display their
	connection.

4-4

Chapter 4

Image 54

Contents User Guide EditionPart Number C6340-90003 February Warranty Iii Printing History Typographical Conventions This Guide Contents Troubleshooting Guide Support and Customer ServiceFibre Channel Overview Safety and Regulatory Information Glossary IndexContents Tables Xii Figures Xiv Introduction Chapter Overview Fibre Bridge Components Supported Products Product ComponentsSupplied Components Quantity Description Quantity Description Supported Products Supported Products DescriptionPhysical Specifications of the Fibre Bridge Physical SpecificationsEnvironmental Specifications Choosing a LocationFibre Channel Configurations Basic ConfigurationSample Fibre Channel Configuration-Basic Expanded Configuration DLT libraries only Sample Fibre Channel Configuration- Minimum ExpansionSample Fibre Channel Configuration-Maximum Expansion Fibre Channel Configurations Setting Up the Fibre Bridge Setting Up the Fibre Bridge Assembly Components Mounting the Fibre Bridge in a RackAssemble the L-brackets to the Fibre Bridge Assembling L-brackets to the Fibre BridgeInstall the Fibre Bridge in the Rack Mount the Fibre Bridge in the RackInstalling Cables Fibre Bridge Connection, Basic Configuration DLT and MO Libraries-4 for examples of expanded configurations Fibre Bridge Connection, Expanded Configuration Minimum DLT OnlyFibre Bridge Connection, Expanded Configuration Maximum Optical Fibre Channel Cable Options Fiber-Optic Cable OptionsProduct Number Length Installing Cables Operating the Fibre Bridge Operating the Fibre Bridge Powering on the System Fibre Bridge, Back View Changing the Default Settings Connecting the Serial CableConnecting the Serial Cable Serial Port Setup Serial Port OperationFibre Bridge Default Configuration Settings ScsiMaking Configuration Changes Fibre Bridge Configuration, Main MenuFibre Bridge Configuration Menu Reconfigure the Fibre Channel Address Fibre Channel Configuration MenuFibre Channel Addresses Change the Trace Settings Trace Settings MenuFibre Channel to Scsi Mapping Configuration Troubleshooting Guide Troubleshooting Guide Troubleshooting Problem Cannot Turn On the DLT LibraryProblem Cannot Turn On the MO Library Problem Cannot Confirm the Library Problem Cannot Turn On the Hub DLT OnlyProblem Cannot Turn On the Fibre Bridge ConnectionMake sure the libraries, Fibre Bridge, and hubs DLT only are Recheck for the appearance of the library Scsi devices Troubleshooting Troubleshooting Fibre Channel Overview Overview Defining Fibre Channel FC-AL Implementing Fibre Channel Distributed DevicesCabling Advantages Working With Fibre Channel Working With Fibre Channel Working With Fibre Channel Problems with Fibre Channel Physical ConnectionsAdditional optical cable considerations are as follows Laser Power Control Systems Device AddressingProblems with Fibre Channel Support and Customer Service Support and Customer Service Supplies and Accessories Hewlett-Packard Customer Support Support Pack Service Contract HP FIRST/QUICK FAX Faxback ServicesAsia-Pacific Europe North and South America includes CanadaOther Countries Service Description Address Provider Electronic Support ServicesOn-line Service Providers Hewlett-Packard Web SiteCustomer Care Centers European Customer Care CentersElsewhere US and Canada Telephone Support After WarrantyBefore Calling HP Reseller Locator NumbersHewlett-Packard Customer Support Safety and Regulatory Safety and Regulatory Information Cdrh Regulations USA Only United Kingdom Telecommunications ActChapter Overview Herstellerbescheinigung English Translation of German Sound Emission DirectiveTurvallisuusyhteenveto LaserturvallisuusLaser Safety English Translation of Finland Regulatory InformationJapanese Vcci Statement Glossary Glossary SW Optical FC Cable Short Glos-4 Index