HP Cassette Player DDS-3 manual Setting the SCSI-2 Address

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Introduction

Setting the SCSI-2 Address

The DDS-3 drive must have a unique SCSI-2 target address. The DDS-3 drive jumpers are set at the factory to the SCSI-2 default address of 3, as shown in Figure 1±3. We recommend that you keep the default address, if possible.

You must also ensure that the Operation Mode jumpers are set for correct drive operation, as shown in Figure 1±4. We ship the drive with the Operation Mode jumpers set to operate correctly with your system.

CAUTION: SCSI tape drives are susceptible to mechanical and electrostatic shock. When handling a DDS-3 drive, always wear the static- grounding wrist strap that comes in the DDS-3 drive kit, and al- ways handle the drive carefully.

Electrostatic charges can damage drives. To prevent such damage from occurring, observe the following precautions during unpack- ing and installation:

DStand on a static-free mat.

DWear a static strap to ensure that any accumulated electrostatic charge discharges from your body to ground.

DConnect all equipment together, including the static-free mat, static strap, routing nodes, and peripheral units.

DKeep uninstalled DDS-3 drives in their protective antistatic bags.

If you need to change the DDS-3 drive address or operation mode, follow these instructions, referring to Figures 1±3 and 1±4:

1.Locate the jumpers at the back of the DDS-3 drive.

2.To change the jumper settings, use needlenose pliers to set the drive's SCSI ID to an address that is not used by another SCSI device. Check that the other jumpers are set correctly.

1±7

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Contents HP DDS-3 Tape Drive Users Guide 10 9 8 7 6 5 4 3 2 Contents Appendix a Scsi Connector Pinouts Using the DDS-DC DriveTroubleshooting and Removal/Replacement Procedures Tables FiguresAudience PrefaceCanadian Department of Communications CDC Safety and Regulatory StatementsFederal Communications Commission FCC Emissions Regulations Compliance Electrostatic Discharge ESD PrecautionsRelated Manuals Installation NoticeLiteral values Questions, Suggestions, or ProblemsDocumentation Conventions Chapter ±1. HP DDS-3 Drive General DescriptionDDS-3 Drive Environmental Requirements Ambient TemperatureHumidity VibrationAltitude ShockTransportation Suspended Particles±2 describes the physical specifications of the DDS-3 drive DDS-3 Drive Physical SpecificationsVerifying Kit Contents Preparing to Install a New DDS-3 DriveTools Required Operating System SupportSetting the SCSI-2 Address Address Jumpers PWR ±4. Switch Settings for Data Compression Operation Mode Usr/sbin/ioscan Return Preparing the System# /etc/shutdown -h Return SCSI-2 Connection and TerminationPowering Off the Workstation and Any Peripherals ±5. Adding a Bezel to the DDS-3 Drive ±6. Removing a Bezel from the DDS-3 Drive ±7. Adding or Removing Expansion Brackets Using the DDS-3 Drive Controls and Features of the DDS-3 Drive Your DDS-3 Drive ConfigurationData Cassettes LEDsCleaning the Tape Heads ±2. Setting the Write-Protect Tab on a DDS Tape Loading and Unloading a Data Cassette Using the DDS-3 DriveUsr/sbin/ioscan -d stape Return Verifying the DDS-3 Tape Drive OperationMedia Interchangeability Restrictions DDS-DC DDS-2 DDS-3 Tape Length Full Height 5 1/4Ordering Information Troubleshooting and Removal/Replacement Procedures Checking the Address Settings for Single-Ended Drives TroubleshootingChecking the Hardware Installation # /etc/shutdown -h Return Man cstm Return Man mstm Return Man xstm Return Rechecking the Address SettingsFollowing screen appears Messages similar to the following appear Cstm verify all ReturnPowering Off the System Removal/Replacement ProceduresField Replaceable Units DescriptionRemoving and Replacing the DDS-3 Drive ±1. Adding a Bezel to the DDS-3 Drive ±3. Adding or Removing Expansion Brackets Appendix a Index Index-2 HP DDS-3 Tape Drive Users Guide Order Number A1658±90702 Edition