Quantum LTO-3 manual 7Troubleshooting Guide, Installation Best Practices

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Chapter 7

7Troubleshooting Guide

This chapter contains best practices for getting the most out of your LTO-3 tape drive. This chapter also contains troubleshooting information you can use to identify and resolve tape drive problems in the unlikely even you encounter a problem with your tape drive.

Topics covered in this chapter are:

•Installation Best Practices

•Troubleshooting Suggestions

Installation Best Practices

Follow SCSI Best	When installing an LTO-3 Tape Drive, follow SCSI best practices to
Practices	ensure trouble-free installation and operation.
	We strongly recommend that you attach the LTO-3 Tape Drive to SCSI
SCSI Host Bus
Adapters (HBA)	controllers that support the SCSI Ultra 160 LVD interface and 160 MBytes
	SCSI transfer rate only.

LTO-3 Tape Drive User’s Guide

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Contents 72 Copyright Statement Contents Chapter Operation Chapter Specifications Chapter Troubleshooting Guide Figures Figures Viii Tables Tables Preface AudiencePurpose Document OrganizationNotational Conventions Related SCSI-2 SpecificationDocuments ContactsTechnical Publications Quantum HomeCustomer Support Overview 1Overview, Unpacking Instructions and Quick StartFeatures Drive ConfigurationsUnpacking and Inspection Internal LTO-3 Quick Start GuideTape Drive Quick StartDesktop LTO-3 Internal Tape Drive Guidelines and CautionsLTO-3 Tape Drive User’s Guide Drive Installation Instructions 2InstallationInstalling an Internal LTO-3 Tape Drive Configuring anLVD Drive Jumpers Jumper SettingsTerminator Power Acceptable Mounting Orientations Mounting Internal LTO-3 Tape DriveInternal LTO-3 Tape Drive Mounting Dimensions ADI Fixed Board ConnectorADI Free Cable ConnectorADI Free Cable Connector Rear View of the Internal LTO-3 Tape drive Pin Number Description Connecting a Serial Cable for Tape LibrariesConnection Name Type Driven By Connection Definition Connecting a Power Cable Installing the LTO Driver Installing a Desktop LTO-3 Tape DriveInstallation Installing a Desktop LTO-3 Tape Drive Scsi Termination Examples for the Desktop LTO-3 Tape Drive Commercial backup application software Installation Installing a Desktop LTO-3 Tape Drive 3Operation Shows a view of the LTO-3 front-panel display Understanding the Front Panel DisplayEOT Blink CodesLoading a Cartridge Unloading a Cartridge Using LTO CartridgesWrite-protecting a Cartridge Drive Maintenance MaintenanceCartridge Care Operation Drive Maintenance Parking the Drive for Shipping Using the Load/ Unload Button to Park the DriveTrack Layout 4TheoryShows the layout of data on an LTO tape Recording Method Data BufferData Integrity C1 ECC Faults Data CompressionServo-tracking Data Compression Considerations Compression Intelligent DataTheory Data Compression 5Specifications Physical Specifications Shows the dimensions of the internal LTO-3 Tape Drive Specification +12 VDC + 5VDC Power SpecificationsSpecification Value Drive Performance SpecificationsEnvironmental Requirements Specification Operational Non-operationalInjected Noise ReliabilityMean Time Between Failures Specification DescriptionMean Time to LTO Cartridge SpecificationsReplace EnvironmentalReliability Regulatory ComplianceIecee Country Regulatory Organization Compliant toPREDOM-OBR Disposal of Electrical and Electronic Equipment LTO-3 Tape Drive User’s Guide 6UNIX Settings Word About Scsi Controllers Configuring for the DEC/Compaq Unix EnvironmentTargets Finding CurrentTypes ConfiguringControllers Device File st.confLTO-3 Tape Drive User’s Guide Configuring LTO-3 Tape Drives Using SmitFinding Existing This command produces output similar to Configuring for SCO Open ServerConfiguring the LTO-3 Tape Drive with mkdev Finding Existing Scsi Controllers Devices Configuring for LinuxYou may see output similar to For Irix 6.4/6.5 Configuring for SGI IrixConfiguring for HP-UX ConfigurationHardware/Driver Unix Settings Configuring for HP-UX Unix Settings Configuring for HP-UX Installation Best Practices 7Troubleshooting GuideDo Not Troubleshooting Suggestions Desktop tape drive Internal tape driveWindows Operating System Tape will not Load into Tape Drive Problems with Tape Drive and Cartridge Red Hat LinuxTroubleshooting Guide Troubleshooting Suggestions Tape will not Eject from the Drive Backup Failures OVERWRITTEN. ALL Previously Written Data on the Tape will Miscellaneous TapeAlert Messages Tape is Write ProtectedLTO-3 Tape Drive User’s Guide Slow Backups Troubleshooting Guide Troubleshooting Suggestions Index Intelligent 37 Data integrity Scsi ID Tape drive not recognized by operating system or application