7Troubleshooting Guide, Installation Best Practices | Quantum LTO-2

Chapter 7

7Troubleshooting Guide

This chapter contains best practices for getting the most out of your LTO-2 Half-Height 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-2 Half-Height Tape Drive, follow SCSI best
Practices	practices to ensure trouble-free installation and operation.
	We strongly recommend that you attach the LTO-2 Half-Height Tape
SCSI Host Bus
Adapters (HBA)	Drive to SCSI controllers that support the SCSI Ultra3 LVD interface and
	160 MBytes SCSI transfer rate only.

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

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Quantum LTO-2 manual 7Troubleshooting Guide, Installation Best Practices

Contents

72 Copyright Statement Contents Chapter Operation Mean Time to Replace Safety Compliance EMC ComplianceInjected Noise Reliability Chapter Troubleshooting Guide Figures Figures Viii Tables Tables Audience Purpose Document Organization Preface Tech Tip NotationalConventions Related SCSI-2 SpecificationDocuments Contacts Send faxes for the Customer Support Department to Customer SupportSend e-mail for the Customer Support Department to Visit our web site 1Introduction Features 2Installation and Quick Start Drive Quick Start Quick Start GuideInternal LTO-2 Half-Height Tape Desktop LTO-2 Internal Tape Drive Guidelines and Cautions Unpacking and Inspection Installing an Internal LTO-2 Half-Height Tape Drive Drive Installation Instructions Scsi ID Jumper Pins Scsi ID=8 Jumpers Open Shunted DefaultTerminator Power Within 5 degrees of horizontal MountingHorizontally or vertically see figure Internal LTO Half-Height Tape Drive Mounting Dimensions Rear View Internal LTO-2 Half-Height Tape Drive Checking the Scsi Termination Connecting aSerial Cable for Tape Libraries Installing the LTO Driver Connecting a PowerPin Numbers Description Cable Installing a Desktop LTO-2 Half-Height Tape Drive Desktop LTO-2 Half-Height Tape Drive Cord LTO-2 Half-Height Tape Drive User’s Guide 3Operation Generic Front Panel Display Understanding the Front Panel Display EOT Blink Codes Loading a Cartridge Unloading a Cartridge Using LTO CartridgesWrite-protecting a Cartridge Cartridge Care Maintenance Retensioning the Tape Drive Maintenance Operation Drive Maintenance Operation Drive Maintenance Track Layout 4Theory Shows the layout of data on an LTO tape Data Integrity Recording MethodData Buffer C1 ECC Data Compression FaultsServo-tracking Tracking is re-established Data Compression Considerations Compression Intelligent DataPage 5Specifications Internal Scsi Drive Specification Without Bezel With Bezel Physical Specifications Internal LTO-2 Half-Height Tape Drive Dimensions Idle Power Watts RMS Standby Power Typical Operating Power Power SpecificationsSpecification +12 VDC + 5VDC Specification LTO-2 Drive Performance Specifications Specification Value Environmental Requirements Specification Operational Non-operational At any frequency between 45 Hz and 20 MHz ReliabilityInjected Noise Mean Time Between Failures Specification Description Mean Time to LTO Cartridge SpecificationsReplace Environmental Considerations Reliability Regulatory ComplianceCartridge Memory Country Regulatory Organization Compliant to EMC Compliance Country Regulatory Organization Compliant to Disposal of Electrical and Electronic Equipment 6UNIX Settings Word About Scsi Controllers Configuring for the DEC/Compaq Unix Environment Parameters Save the file. Then run the following command Targets Finding CurrentTypes Controllers St.conf ConfiguringDevice File Smit Set the Block size to Enter Smit at the Tape Drive menu by typing smit tape Using the command Configuring for SCO Open ServerThis command produces output similar to Current tape drives can be found using the command Configuring the LTO-2 Half-Height Tape Drive with mkdev Finding Existing Scsi Controllers Devices Configuring for Linux You should see output similar to To find existing Scsi devices execute the commandYou may see output similar to Output of the command will be similar to the following Configuring for SGI IrixScsi controllers and devices use the command Hardware/Driver Configuring for HP-UXConfiguration Unix Settings Configuring for HP-UX Installation Best Practices 7Troubleshooting Guide Clicking on Computer Management Device Manager Troubleshooting Suggestions Troubleshooting Guide Troubleshooting Suggestions Red Hat Linux Windows Operating System Tape will not Load into Tape Drive Problems with Tape Drive and Cartridge Tape will not Eject from the Drive LTO-2 Half-Height Tape Drive User’s Guide Problems During Backup/Restore Operations Emergency Reset and Emergency Cartridge Eject Previously Written Data on the Tape will be Destroyed If either of the following messages appears Tape is Write Protected Miscellaneous TapeAlert Messages LTO-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