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Quantum LTO-2 manual

Models: LTO-2

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Chapter 4 Theory Data Compression

34	LTO-2 Half-Height Tape Drive User’s Guide

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Quantum LTO-2 manual

Contents

72 Copyright Statement Contents Chapter Operation Safety Compliance EMC Compliance Injected Noise ReliabilityMean Time to Replace Chapter Troubleshooting Guide Figures Figures Viii Tables Tables Preface Audience Purpose Document OrganizationNotational ConventionsTech Tip SCSI-2 Specification RelatedDocuments ContactsCustomer Support Send faxes for the Customer Support Department toSend e-mail for the Customer Support Department to Visit our web site1Introduction Features 2Installation and Quick Start Quick Start Guide Internal LTO-2 Half-Height TapeDrive Quick Start Desktop LTO-2 Unpacking and Inspection Internal Tape Drive Guidelines and CautionsDrive Installation Instructions Installing an Internal LTO-2 Half-Height Tape DriveJumper Pins Scsi IDScsi ID=8 Open Shunted Default Terminator PowerJumpers Mounting Horizontally or vertically see figureWithin 5 degrees of horizontal Internal LTO Half-Height Tape Drive Mounting Dimensions Rear View Internal LTO-2 Half-Height Tape Drive Connecting a Checking the Scsi TerminationSerial Cable for Tape LibrariesConnecting a Power Installing the LTO DriverPin Numbers Description CableInstalling a Desktop LTO-2 Half-Height Tape Drive Cord Desktop LTO-2 Half-Height Tape DriveLTO-2 Half-Height Tape Drive User’s Guide 3Operation Understanding the Front Panel Display Generic Front Panel DisplayBlink Codes EOTUsing LTO Cartridges Loading a Cartridge Unloading a CartridgeWrite-protecting a CartridgeMaintenance Cartridge CareDrive Maintenance Retensioning the TapeOperation Drive Maintenance Operation Drive Maintenance 4Theory Track LayoutShows the layout of data on an LTO tape Recording Method Data BufferData Integrity C1 ECC Faults Data CompressionServo-tracking Tracking is re-establishedData Compression Considerations Intelligent Data CompressionPage 5Specifications Physical Specifications Internal Scsi Drive Specification Without Bezel With BezelInternal LTO-2 Half-Height Tape Drive Dimensions Power Specifications Specification +12 VDC + 5VDCIdle Power Watts RMS Standby Power Typical Operating Power Drive Performance Specifications Specification LTO-2Specification Value Specification Operational Non-operational Environmental RequirementsReliability Injected NoiseAt any frequency between 45 Hz and 20 MHz Specification Description Mean Time Between FailuresLTO Cartridge Specifications Mean Time toReplace Environmental ConsiderationsRegulatory Compliance Cartridge MemoryReliability Country Regulatory Organization Compliant to EMC Compliance Country Regulatory Organization Compliant to Disposal of Electrical and Electronic Equipment 6UNIX Settings Configuring for the DEC/Compaq Unix Environment Word About Scsi ControllersSave the file. Then run the following command ParametersFinding Current TargetsTypes ControllersConfiguring Device FileSt.conf Smit Enter Smit at the Tape Drive menu by typing smit tape Set the Block size toConfiguring for SCO Open Server Using the commandThis command produces output similar to Current tape drives can be found using the commandConfiguring the LTO-2 Half-Height Tape Drive with mkdev Configuring for Linux Finding Existing Scsi Controllers DevicesTo find existing Scsi devices execute the command You may see output similar toYou should see output similar to Configuring for SGI Irix Scsi controllers and devices use the commandOutput of the command will be similar to the following Configuring for HP-UX ConfigurationHardware/Driver Unix Settings Configuring for HP-UX 7Troubleshooting Guide Installation Best PracticesClicking on Computer Management Device Manager Troubleshooting Suggestions Troubleshooting Guide Troubleshooting Suggestions Windows Operating System Red Hat LinuxProblems with Tape Drive and Cartridge Tape will not Load into Tape DriveTape will not Eject from the Drive LTO-2 Half-Height Tape Drive User’s Guide Emergency Reset and Emergency Cartridge Eject Problems During Backup/Restore OperationsPreviously Written Data on the Tape will be Destroyed Tape is Write Protected Miscellaneous TapeAlert Messages If either of the following messages appearsLTO-2 Half-Height Tape Drive User’s Guide Slow Backups LTO-2 Half-Height Tape Drive User’s Guide Index Index Scsi ID Tape drive