Compaq 326817-003 manual Overview, Introduction to the DAT AutoLoader

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Chapter 1

Overview

Introduction to the DAT AutoLoader

The Compaq 20/40 Gigabyte (GB) DAT 8-Cassette AutoLoader combines a changer mechanism with a DDS-4 cassette drive mechanism. The DAT AutoLoader houses up to eight DDS cassettes in a removable magazine, which enables you to back up weeks and months of data automatically. High-speed file retrieval and cassette swapping typically allow access to any file in an average of 95 seconds. The DAT AutoLoader supports both sequential and random access modes, with minimum interruption time between cassettes.

Figure 1-1. Compaq 20/40 GB DAT 8-Cassette AutoLoader

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Contents Compaq DAT AutoLoader Page Contents Installation Appendix B Index Text Conventions About This GuideSymbols on Equipment Symbols in TextAbout This Guide Rack StabilityCompaq Authorized Reseller Getting HelpCompaq Technical Support Compaq WebsiteIntroduction to the DAT AutoLoader OverviewFeatures Controller Requirements Reliability of Backup DevicesScsi Interface Tape Drive Capacity CapacityProjected Duty Cycle Data CompressionCompaq Approved Cassettes Cassette FormatsDDS Logo Media DDS Logo MediaLife Expectancy of Cassettes Write-Protecting a Cassette8Compaq DAT AutoLoader Reference Guide Software and Tool Requirements InstallationDAT AutoLoader Installation Jumper Description Default Hardware SettingsBit Switch SettingsSetting the Scsi ID Scsi Jumper PinsAutoLoader configuration switches Switch SettingsDC Control-1 DC Control-2 Definition Data Compression DefinitionsPreparing the Computer Installing the DAT AutoLoaderInstalling the DAT AutoLoader without drive rails Reassembling the Computer Connecting signal and power cablesExternal AutoLoader Scsi and options switches Connecting the Tabletop AutoLoader10Compaq DAT AutoLoader Reference Guide Completing the InstallationDevice Drivers Installing Software DriversController Software Driver Information Microsoft Windows NTMicrosoft Windows NT Novell NetWare Novell NetWareAspi Support SCO OpenServer Compaq Tru64 UnixOpenVMS SCO OpenServer Configuring the Scsi ID for SCO OpenServerSCO UnixWare SCO UnixWareSunSoft Solaris SunSoft SolarisBanyan Vines Banyan VinesIntroduction to Magazines and Cassettes OperationLabeling Cassettes and the Magazine Loading the Magazine with CassettesFront Rear Eight-Cassette ConfigurationSingle-Cassette Configuration Seven-Cassette ConfigurationInserting cassettes 3, 2, and 1 into the magazine Slot To Load the Magazine With CassettesRemoving the Cassettes from the Magazine Loading the Magazine into AutoLoaderSlide stopper Ejecting the MagazineForcing Cassette Ejection Modes of Operation Stacker ModeRandom Mode Front Panel Callout Description FeatureLiquid Crystal Display LCD Callout FeatureLCD Message Meaning Type LCD MessagesLCD Messages Alphabetical Listing LCD Messages Alphabetical Listing Tape Represents the number of the cassette Ready LCD MessageSpace Status LCD Menu Screens Menu Screen FeaturesLCD Menu Screens Menu Screen LCD Menu ScreensImportance of Routine Cleaning CleaningErrors Resulting from Cleaning Neglect Importance of Compaq-Approved Tape Cassettes DAT AutoLoader Cleaning RecommendationsProcedure for Cleaning the Heads Random Mode Procedure for Cleaning the Heads Stacker ModeHardware TroubleshootingQuick Checklist Software Problem Try This Installation TroubleshootingInstallation Troubleshooting For Novell NetWare Troubleshooting After InstallationFor Tru64 Unix For SCO OpenServer Systems For Microsoft Windows NT SystemsFor IBM OS/2 Systems Resolving Operating ProblemsResolving Magazine Problems Correcting Intermittent Failures Federal Communications Commission Regulatory Compliance NoticesRegulatory Compliance Identification Numbers Class B Equipment Regulatory Compliance Notices A-3 ModificationsEuropean Union Notice Canadian Notice Avis CanadienJapanese Notice Taiwanese Notice Electrostatic Discharge Grounding Methods Dimension Internal AutoLoader Tabletop AutoLoader SpecificationsDimensions and Weight Table C-1 Dimensions and WeightAir-Cooling Requirement Temperature and Humidity RangePower Requirements Less than 150 microgram/m Suspended ParticulateTable C-5 Suspended ParticulateIndex See EOD Index TSL9000 Scsi ID#5 Enable Media Compaq DAT AutoLoader Reference Guide