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Summary of Contents for Digital Equipment SWXTA-AA 2-GB
- Page 1 SWXTA-AA 2/4-GB, 4-mm, DAT Tape Drive and SWXTA-LA 8/16-GB, 4-mm, Autoloader SBBs User’s Guide Order Number EK–SM2TA–UG. C01...
- Page 4 (c) (1) (ii) of the Rights in Technical Data and Computer Software clause at DFARS 252.227-7013. Digital Equipment Corporation does not give a warranty of any kind regarding the fitness or applicability of the information content for a particular purpose. The user assumes all responsibility for understanding the interrelationships of this enclosed information with other affected software or system products.
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Page 5: Table Of Contents
Contents Revision Record ......................vii About This Guide ......................ix 1 Introduction Product Overview ........................1-1 Design Features........................1-1 1.2.1 What is Digital Audio Tape (DAT)? ...................1-1 1.2.2 What is Digital Data Storage (DDS)?..................1-2 Data Formats..........................1-2 Support for Partitioned Tapes....................1-3 Enhanced Performance......................1-3 Intelligent Data Compression ....................1-3 Sophisticated Error Correction Procedures ................1-3 Additional Features........................1-3... - Page 6 StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs 5.4.2 Manual Operations......................5-3 5.4.3 Single Cassette Operation ....................5-4 Autoload/Display Switches ......................5-4 Routine Maintenance .......................5-5 5.6.1 Cleaning the Rollers ......................5-5 5.6.2 Cleaning the SWXTA-AA/LA Tape Drive and Autoloader..........5-5 Appendix A Specifications Appendix B Product Notes for Sun™ General Information........................
- Page 7 Contents Figures StorageWorks SWXTA-AA 4 GB, 4 mm DAT Tape Drive............1-1 Tape Drive SCSI ID Switches ....................2-2 Tape Drive Cassette and Write-Protect LEDs................2-3 Front Panel Switch and LED Indicators..................3-1 DAT Cassette Tape Write Enable/Protect Tab .................3-2 SWXTA-LA Tape Auto Loader ....................5-1 Tape Auto Loader Front Panel ....................5-2 Auto Load/Display Switches SW2-1 through SW2-4 ...............5-4 Tables...
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Page 9: Revision Record
Revision Record This Revision Record provides a concise publication history of this guide. It lists the manual revision levels, release dates, and reasons for the revisions. It also describes how the changes to affected pages are marked in the guide. The following revision history lists all revisions of this publication and their effective dates. -
Page 11: About This Guide
About This Guide This section identifies the users of this guide and describes its contents and structure. In addition, this section also includes a list of conventions used in this guide. This guide provides product overview, installation, operation, and maintenance information for the StorageWorks SWXTA-AA 2/4-GB, 4-mm Tape Drive SBB (StorageWorks Building Block) and the SWXTA-LA 8/16-GB 4-mm Autoloader SBB. - Page 12 StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs Appendix B: Product Notes for ™ Product Notes for describes the steps the system administrator must take to properly ™ utilize the tape drive with the Sun™ operating systems ™ ™ Appendix C: Product Notes for Novell and MS-DOS ™...
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Page 13: Introduction
Introduction This chapter provides a product overview of the StorageWorks SWXTA-AA 4-GB, 4-mm DAT Tape Drive. Product Overview The StorageWorks SWXTA-AA 4-GB, 4-mm DAT (Digital Audio Tape) tape drive (Figure 1-1) provides a high capacity, off-line data storage system. The tape drive is housed in an industry-standard 3.5-inch form factor called a StorageWorks Building Block (SBB). -
Page 14: What Is Digital Data Storage (Dds)
2:1. Table 1-2 compares the read/write compatibility of the SWXTA-AA, the SWXTA-LA, the TLZ04, and the TLZ06 (Digital Equipment Corp. part numbers of two similar tape drives using the standard DDS DAT reading technology). -
Page 15: Support For Partitioned Tapes
Chapter 1. Introduction Table 1-2 Read/Write Compatibility Comparisons Drive Model No. Read Write Tape Length (m) SWXTA-AA, LA Regular and Compressed Compressed 60, 90 TLZ04 (DEC Part No.) Regular Regular Regular and TLZ06 (DEC Part No.) Regular and compressed 60, 90 compressed Support for Partitioned Tapes Some operating systems provide support for tape partitions. -
Page 18: Installation
Installation This chapter shows you how to install the tape drive into a StorageWorks storage subsystem. Introduction The tape drive is housed in an SBB storage carrier and is designed for installation into the StorageWorks family of storage subsystems. The drive occupies one slot in the storage subsystem and is configured as one of up to seven devices on the SCSI bus. -
Page 19: Installing The Tape Drive Into A Storage Subsystem
StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs Figure 2-1 Tape Drive SCSI ID Switches Table 2-1 Tape Drive SCSI ID Switch Settings Address SW-1 SW-2 SW-3 SW-4 SW-5 SW-6 Automatic† * Normally reserved for host. † Sets device address to storage subsystem slot number. Installing the Tape Drive into a Storage Subsystem CAUTION Refer to Appendices B and C for instructions on your specific... -
Page 20: Power On Self Test (Post)
Chapter 2. Installation host system powered off. Consult your system administrator before using the hot-swap method to ensure your operating system supports this type of installation. To install the tape drive: 1. If the tape drive is being installed into the StorageWorks Expansion Storage Pedestal subsystem, open the door on the front bezel and remove the bezel by pressing down on the locking tabs (bottom of the bezel) and pulling it forward. - Page 21 StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs 1. Ensure that there is no cassette tape in the drive. 2. Power on the storage subsystem and observe that the Cassette and Write-Protect indicators come on for approximately 1 to 5 seconds and then go out. 3.
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Page 22: Operation
Operation This chapter discusses the operation of the switch and the LED indicators on the front panel of the SWXTA-AA tape drive SBB. General The front panel of the cassette tape drive (Figure 3-1) is equipped with one push-button switch (unload button) and two indicators (write protect and cassette LEDs). The unload button is used to eject the cassette tape (press and hold for 1 to 2 seconds). -
Page 23: Dat Cassette Tape
StorageWorks 4-mm DAT Tape Drive/Auto Loader SBBs DAT Cassette Tape The cassette tape contains a write-protect tab (Figure 3-2) which contrasts in color to the body of the cassette tape. To "write-protect" the tape, slide the tab to the left. To "write- enable"... -
Page 24: Using And Handling Cassette Tapes
Chapter 3. Operation Table 3-1 Tape Drive LED Status (Con't) Status Write-Protect LED Cassette LED † Load sequence. Flashes green @ 1 Hz, 25% on. Green continuously when done. Indicates drive activity. † Unload sequence , goes off. Flashes green @ 1 Hz, 25% on. Goes off when done. -
Page 25: Write-Protect Tab And Loading Cassette Tape
StorageWorks 4-mm DAT Tape Drive/Auto Loader SBBs Write-Protect Tab and Loading Cassette Tape To read or copy from the cassette tape, set the write-protect tab to "write-protected" (Figure 3-2). This prevents writing to the tape and ensures that data will not be accidentally overwritten. -
Page 26: Maintenance
Maintenance This chapter provides preventive maintenance and troubleshooting information for the SWXTA-AA tape drive and SWXTA-LA auto loader SBBs . Cleaning the Heads This section describes how to clean the heads of the tape drive. The heads are the components that physically read and write data to and from the cassette tape (media).We recommend that you perform the head cleaning procedure approximately every two weeks, or after 50 hours of drive usage. -
Page 27: Troubleshooting
StorageWorks 4-mm DAT Tape Drive/Auto Loader SBBs Troubleshooting Table 4-1 describes some common drive problems and suggests possible solutions. Table 4-1 Troubleshooting Table Symptom Probable Cause Possible Solution Unable to back up or Cassette write- 1. Set write-protected tab on cassette copy data to tape. -
Page 28: Autoloader
Autoloader This chapter describes the “Autoloader” option for the tape drive. It provides an overview of the loader followed by operation and maintenance information. Overview The SWXTA-LA tape autoloader (Figure 5-1) provides very high capacity unattended backup, as well as support for the full Random Access Command set as defined by SCSI-2. -
Page 29: Indicators
StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs Indicators The SWXTA-LA autoloader has four LED indicators. The labels for these LED indicators come with the autoloader. They are provided in four languages: English, French, German, and Spanish; and two orientations: vertical and horizontal. Choose your labels and place them on the bezel as shown in Figure 5-2. -
Page 30: Operation
Chapter 5. Tape Autoloader Table 5-1 Status Messages Message Meaning READY n A cassette is loaded in slot n. The drive is ready to accept commands. EMPTY There is no magazine in the loader and no cassette in the drive. SEL SLOT A magazine is present in the loader, but there is no cassette in the drive. -
Page 31: Single Cassette Operation
StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs 5.4.3 Single Cassette Operation If a magazine is in the drive, eject the magazine. When the mouth of the loader is empty, you can load a single cassette in the drive. The drive should accept the cassette and load it. -
Page 32: Routine Maintenance
Routine Maintenance 5.6.1 Cleaning the Rollers Digital Equipment Corporation recommends that you clean the rollers about once every 6 months or after 10,000 load/unload cycles. Follow these steps: 1. Open the drawer and remove the magazine. 2. Dip a cotton swab in ethyl alcohol. -
Page 35: Appendix A Specifications
Specifications This appendix describes the physical, electrical, and environmental specifications for the SWXTA-AA tape drive and SWXTA-LA autoloader SBBs. Table A-1 Tape Drive and Autoloader SBB Specifications. Characteristic Specification(s) Tape Drive Dimensions (SWXTA-AA) 8.5 x 5 x 1.875 in. (216 x 127 x 48 mm) Tape Drive Weight (SWXTA-AA) 2.2 lbs. - Page 36 StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs Table A-2 2/4-GB, 4-mm DAT Tape Drive Noise Declaration Acoustics - declared values per ISO 9296 and ISO 7779: Operating Mode LwAd LpAm (bystander positions) † Idle 4.5 B 32 dBA Operating 4.7 B 33 dBA †...
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Page 37: Appendix B Product Notes For Sun
Product Notes for Sun™ This appendix describes how to include the SWXTA-AA tape drive SBB in a Sun SPARC system running Solaris™ 2.3 (or later) or SunOS™ 4.1.x. The information covers configuration of the host system to communicate with the tape drive. General Information You must rebuild your kernel, with the parameters given, to ensure that your device functions properly. -
Page 38: System Modification
StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs B.2.1.1 System Modification Perform the following steps to modify the system for communication with the tape drive: 1. From the command line, type: cd /sys/scsi/targets 2. Edit the "st_conf.c" file and carefully add the following structure before the "/* TLZ06 4mm 2GB */"... -
Page 39: Installation Of Tape Drive
Appendix B. Product Notes for Sun B.2.1.3 Installation of tape drive Install the tape drive into the storage subsystem and power on the workstation. We recommend that the tape drive’s SCSI device address be set to ID 4 or to ID 5. NOTE If your SCSI host adapter is supported by the “probe-scsi”... -
Page 40: Dump Parameters For The Tape Drive
StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs B.2.2 Dump Parameters for the Tape Drive The parameters that should be used when running the dump utility with the tape drive are: density = 61000 size = one of the following, as appropriate: 6656 (for 60 meter tapes) 10240 (for 90 meter tapes) blocking factor = 126... - Page 41 Appendix B. Product Notes for Sun 2. Edit the “st.conf” file by adding the following before the first occurrence of “name=": # entry for TLZ06 tape drive tape-config-list = "DEC ^^^^^ TLZ06", " ”, “TLZ06-data”; DEC 2GB 4mm Helical Scan TLZ06-data = 1,0x34,0,0x1639,4,0xfd,0xfd,0xfe,0xfe,3;...
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Page 42: System Shutdown
StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs B.3.1.2 System Shutdown After you have edited the “st.conf” file, shut down the system as follows: sync cd / shutdown -i0 -g0 -y B.3.1.3 Installation of the Tape Drive Install the tape drive into the storage subsystem and power on the workstation. We recommend that the tape drive’s SCSI device address be set to ID 4 or to ID 5. -
Page 43: Test
Appendix B. Product Notes for Sun • rst4 and nrst4 correspond to the 0xfd density mode (uncompressed format) • rst12 and nrst12 correspond to the 0xfd density mode (uncompressed format) • rst20 and nrst20 correspond to the 0xfe density mode (compressed format) •... -
Page 46: Host Scsi Interface
Product Notes for Novell™, MS-DOS™, and Windows NT™ This appendix provides information for the system administrator. It should be read before installing and using the SWXTA-AA tape drive SBB with a host system operating under the Novell, MS-DOS, or MS-DOS/WINDOWS operating systems. Host SCSI Interface The SWXTA-AA tape drive SBB utilizes the standard SCSI-2 command set to interface to the PC-based host system. - Page 47 StorageWorks 4-mm DAT Tape Drive/Autoloader SBBs Finally, if your host is operating under Novell Netware™, Novell, Inc. provides a software product called "Server Backup" with some of its operating system products. This program has been found to work well with the SWXTA-AA tape drive SBB. The SWXTA-LA auto loader is not supported with this software product.
- Page 48 Errors Noted (please include page, paragraph, table or figure number) Most-Liked Features Least-Liked Features Suggestions for Improvement Name Phone Return Address: Title Company Digital Equipment Corporation Customer Research Street Address Response Center Mail Stop ATTN: Nan Andrews Amish 334 South Street, SHR3-2/S27 City State...
- Page 51 Printed in U.S.A.
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