Certance DAT 24 User Manual

Quantum dat 24: user guide
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C E R T A N C E
Online User's Guide
DAT 2 4 Ta p e D r i ve
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Summary of Contents for Certance DAT 24

  • Page 1 C E R T A N C E Online User's Guide DAT 2 4 Ta p e D r i ve...
  • Page 2: Copyright And Trademarks

    Copyright and Trademarks Copyright © 2004 by Certance LLC. All Rights Reserved. Part Number 50001756 April 2004 Certance and the Certance logo are trademarks of Certance LLC. Other product names are trademarks or reg- istered trademarks of their respective owners. Certance reserves the right to change, without notice, product offerings or specifications.
  • Page 3 Warnings All safety and operating instructions should be read before this product is operated, and should be retained for future reference. This unit has been engineered and manufactured to assure your personal safety. Improper use can result in potential electrical shock or fire hazards. In order not to defeat the safeguards, observe the follow- ing basic rules for installation, use and servicing.
  • Page 4 Precautions Do not use oil, solvents, gasoline, paint thinners, or insecticides on the unit. • Do not expose the unit to moisture or to temperatures higher than 151 °F (66 °C) or lower than • -40 °F (-40°C). Keep the unit away from direct sunlight, strong magnetic fields, excessive dust, humidity, and •...
  • Page 5: Fcc Notice

    FCC Notice This equipment generates and uses radio frequency energy and, if not installed and used properly — that is, in strict accordance with the manufacturer's instructions — may cause interference to radio communications or radio and television reception. It has been tested and found to comply with the limits for a Class B computing device in accordance with the specifications in Part 15 of FCC Rules, which are designed to provide reason- able protection against such interference in a residential installation.
  • Page 6: Table Of Contents

    Contents Chapter 1 – Introduction ... 9 Chapter 2 – Installation ... 10 Introduction ...10 Unpacking and Inspection Installing an Internal DAT24 Drive ...10 Installing the Desktop DAT24 Drive Chapter 3 – Operation ... 20 Introduction ...20 Loading a Cartridge Unloading a Cartridge Initializing a Blank DAT Cartridge ...21 DAT Cartridge Compatibility...
  • Page 7 List of Figures Figure 1. DIP Switches and Jumpers for Internal DAT24 Tape Drives ... 11 Figure 2. DIP Switch Settings for Internal DAT24 Drives... 12 Figure 3. Location of Jumper Blocks on Internal DAT2 Drives... 14 Figure 4. Mounting Holes for Internal DAT24 Drive in a 3.5-inch Configuration (no mounting brackets) ...
  • Page 8 List of Tables Table 1. DAT24 Models Covered in This User’s Guide... 9 Table 2. LED Flash Codes ... 24 Table 3. Cartridge Status LED ... 25 Table 4. Drive Configuration Settings... 26 Table 5. Inquiry Strings ... 27 Table 6. DAT24 PRTNO Value... 27 viii...
  • Page 9: Chapter 1 - Introduction

    1 Introduction The Certance DAT24 is a digital audio tape (DAT) drive that supports the Digital Data Storage (DDS- 3) tape format. The DAT24 drive provides a typical capacity of 24 Gbytes, assuming 2:1 data com- pression (native capacity is 12 Gbytes).
  • Page 10: Chapter 2 - Installation

    2 Installation Introduction This chapter explains how to install the internal and desktop DAT24 tape drives. Topics covered in this chapter are: “Unpacking and Inspection” on page 10 • “Installing an Internal DAT24 Drive” on page 10 • “Installing the Desktop DAT24 Drive” on page 18 •...
  • Page 11: Figure 1. Dip Switches And Jumpers For Internal Dat24 Tape Drives

    Installation Internal Tape Drive Guidelines and Cautions The following guidelines and cautions apply to handling and installing the internal DAT24 tape drive. Keep them in mind as you install the internal drive. Handle the drive by the sides rather than by the top cover to reduce the risk of dropping the •...
  • Page 12: Figure 2. Dip Switch Settings For Internal Dat24 Drives

    Installation Changing DIP Switch Settings Figure 2 on page 12 shows the location of DIP switches on the underside of the internal DAT24 drive. Factory-default settings for each switch are also shown in Figure 2 on page 12. These settings are described in detail on the following pages.
  • Page 13 Installation Media Recognition System (Switch 4) Switch 4 ON = Media Recognition System mode disabled (default) • Switch 4 OFF = Media Recognition System mode enabled • The media-recognition system allows the drive to determine whether a DAT tape supports the DDS standard.
  • Page 14: Figure 3. Location Of Jumper Blocks On Internal Dat2 Drives

    Installation Power On Self Test (Switch 8) Switch 8 ON = Drive performs Power On Self Test • Switch 8 OFF = Drive does not perform Power On Self Test (default) • Switch 8 enables or disables execution of Power On Self Test (POST) diagnostics when powered on. If switch 8 is OFF (the default setting), the drive does not perform a POST.
  • Page 15: Terminator Power

    Installation Enabling SCSI Termination Active SCSI termination is disabled as the factory default. If the drive is the only device on the SCSI bus, or if it is the last device on the bus, enable active termination by placing a jumper across pins 11 and 12.
  • Page 16: Figure 4. Mounting Holes For Internal Dat24 Drive In A 3.5-Inch Configuration

    Installation 41.3 mm (1.63 in) 28.3 mm (1.11 in) 2 PLACES 8.0 mm (.31 in) 2 PLACES 5.0 mm (.20 in) 2 PLACES 35.0 mm (1.38 in) 2 PLACES 30.0 mm (1.18 in) 2 PLACES 152 mm M3.0 X (5.98 in) 4 DEEP MIN.
  • Page 17: Figure 6. Locations Of Scsi Interface And Power Connectors On The Internal Drive

    Installation Connecting Power and Interface Cables Attach the power and SCSI interface cables to the appropriate connectors on the back of the drive. Figure 6 on page 17 shows the locations of these connections. Connecting the SCSI Interface Cable Turn off all power to the drive and host computer. Attach the SCSI cable, making sure to align pin 1 on the cable with pin 1 on the drive.
  • Page 18: Installing The Desktop Dat24 Drive

    Installation Installing the Desktop DAT24 Drive The desktop DAT24 tape drive is a compact external unit that connects to the host computer as a turnkey subsystem. Installing the external drive involves the following steps: Configure the drive. See “Configuring the Desktop DAT24 Drive” on page 18. Set the SCSI ID.
  • Page 19: Figure 7. Rear Panel Of The Desktop Drive

    Installation Figure 7. Rear Panel of the Desktop Drive Connecting the SCSI Interface Cable The desktop DAT24 tape drive has two SCSI connectors to allow daisy chaining (see Figure 7 on page 19. You can use either connector to attach the drive to the host computer or to another SCSI device.
  • Page 20: Chapter 3 - Operation

    3 Operation Introduction This chapter describes how to use your internal or external DAT24 tape drive. Topics covered in this chapter are: “Loading a Cartridge” on page 20 • “Unloading a Cartridge” on page 21 • “Initializing a Blank DAT Cartridge” on page 21 •...
  • Page 21: Unloading A Cartridge

    Operation Unloading a Cartridge Caution. Do not push the eject button while the Drive Status LED is ON. Otherwise, you may lose data. Be sure the drive-status LED is not lit. Then unload the cartridge by pressing the eject button. For the location of the eject button, see Figure 10 on page 21.
  • Page 22: Dat Cartridge Compatibility

    Operation DAT Cartridge Compatibility The DAT24 tape drive is designed to use data-grade DDS DAT cartridges that comply with ANSI specifications listed in the “3.81 mm Helical-Scan Digital Computer Tape Cartridge for Information Interchange,” ANSI X3B5/89-156 standard. To ensure optimal data integrity and reliability, we rec- ommend using Certance-brand DDS-3 cartridges (CDM24).
  • Page 23: Cleaning The Tape Heads

    Operation Cleaning the Tape Heads If excessive magnetic dust or debris collects at one or more of the tape heads, your drive may not be able to read from or write to tape. To avoid this situation, you must clean the tape heads on your DAT drive After the first four hours of tape movement of a new cartridge.
  • Page 24: Figure 12. Status Leds On The Front Of The Drive

    Operation Internal DAT drive Cartridge Status LED (green) External DAT drive Power Figure 12. Status LEDs on the Front of the Drive Table 2 on page 24 summarizes the LED flash codes for DAT24 drives. Table 2. LED Flash Codes LED Color Yellow Yellow...
  • Page 25: Table 3. Cartridge Status Led

    Operation Drive Status LED The Drive Status LED is yellow and indicates the following conditions: If the Drive Status light is ON continuously, the drive is reading or writing the tape (that is, SCSI or DAT activity is present). If you push the eject button while the Drive Status LED is ON, you may lose data.
  • Page 26: Chapter 4 - Unix Settings

    4 UNIX Settings Introduction This chapter describes how to configure the DAT24 tape drive to operate on various UNIX systems. It provides drive configuration options and any changes required at the operating system level. When configured as documented in this guide, the drive performs as an integrated component of the system, giving maximum functionality.
  • Page 27: Configuring Inquiry Strings

    UNIX Settings Configuring Inquiry Strings The DAT24 tape drive returns different inquiry strings, based on the setting of Switch 7 (see Table 5 on page 27). Table 5. Inquiry Strings Inquiry String Returned ARCHIVE Python 04106-XXX SEAGATE DAT 04106-XXX Either setting for Switch 7 can be used, but the correct inquiry string must be entered in the System Configuration information.
  • Page 28: Configuring For The Dec Unix Environment

    UNIX Settings Configuring for the DEC UNIX Environment Digital UNIX Versions 4.0 and Later With version 4.0 of their UNIX operating system, DEC introduced a new method of configuring the CAM SCSI driver. Modify the file /etc/ddr.dbase as follows: Locate the Database entry for the DEC TLZ07 DAT drive Copy this entry and paste it later in the file, taking care to maintain the file syntax.
  • Page 29: Configuring For The Sun Environment

    UNIX Settings Digital UNIX Versions Earlier Than 4.0 System configuration is achieved by modifying the file, cam_data.c. This is located in either /usr/ sys/data or /sys/data, depending on system configuration. Modify it as follows: Locate the entry for the "TLZ07 - RDAT" drive. Copy this entry and paste it later in the file, taking care to maintain the syntax of the C source.
  • Page 30: Configuring For The Sgi Environment

    UNIX Settings Use the config command to rebuild the kernel and include the new device definition. Refer to the config man page for details Solaris 2.x To configure Solaris 2.x to use the DAT24 tape drive, add the following lines to the file st.conf in the directory /kernel/drv.
  • Page 31 UNIX Settings Irix V6.x To configure Irix 6.x to use the DAT24 tape drive, modify the files /var/sysgen/master.d/scsi and / dev/MAKEDEV.d/TPS_base, then rebuild the kernel, as described below: Add the following entry to the file /var/sysgen/master.d/scsi { DATTAPE, TPDAT, 7, 12, "ARCHIVE", "Python PRTNO"/*DAT*/, 0, 0, {0}, /* This drive uses mode select page 0xf for compression control;...
  • Page 32: Configuring For The Hp-Ux Workstation Environment

    UNIX Settings Troubleshooting Installation Problems on the SGI Platform Checking the Drives Inquiry String You can configure the DAT24 tape drive to return different inquiry strings. Consequently, before mak- ing the changes described in this chapter, it may be useful to check the drive’s inquiry string using the mt command.
  • Page 33: Configuring For The Ibm Aix Environment

    UNIX Settings Configuring for the IBM AIX Environment AIX Versions 3.2 and Later The DAT24 tape drive can be configured to work with AIX versions 3.2 and later by using the SMIT Other SCSI Tape Drive option. Record the SCSI ID of the tape drive before installing it. To configure AIX using the SMIT utility, use the following procedure: To enter SMIT at the Tape Drive menu, type smit tape.
  • Page 34: Configuring For The Sco Environment

    UNIX Settings Configuring for the SCO Environment The following versions of SCO UNIX that run on the PC platforms support the DAT24 drive using the standard switch settings (Switches 9 and 10 OFF). SCO UNIX (including ODT and Open Server) SCO UnixWare Xenix Once connected to the system, use the command mkdev tape install the drive.
  • Page 35 Index Cartridge compatibility 22 initializing 21 loading 20 unloading 21 write-protecting 22 Cartridge Status LED 25 Cleaning tape heads 23 Compatibility of DAT cartridges 22 Configuration desktop drive 18 internal drive 11 Connecting power cable desktop drive 19 internal drive 17 Connecting SCSI interface cable desktop drive 19 internal drive 17...
  • Page 36 Solaris OS 2.x 30 Sun OS 4.1.x 29 Switches, internal drive 12 Tape heads, cleaning 23 Terminator power, internal drive 15 UNIX operating systems DEC UNIX environment 28 Digital UNIX earlier than v4.0 29 v4.0 and later 28 HP-UX environment 32 v10.2 and later 32 IBM AIX environment 33 IBM AIX v3.2 and later 33...

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