8505 8mm Cartridge Tape Drive User’s Guide Order Number: EK-STWCT-UG.
Fifth Edition,December 1994 The information in this document is subject to change without notice and should not be construed as a commitment by Digital Equipment Corporation. Digital Equipment Corporation assumes no responsibility for any errors that may appear in this document. Restricted Rights: Use, duplication, or disclosure by the U.S. Government is subject to restrictions as set forth in subparagraph (c) (1) (ii) of the Rights in Technical Data and Computer Software clause at DFARS 252.227-7013.
Contents Revision Record .......................................................................................................... v About This Guide ..................................................................................................... vii 1 Introduction 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 2 Installation and Initial Power On 2.1 2.2 2.3 3 Unpacking the StorageWorks 8505 8mm Cartridge Tape Drive...........................2–1 Installation Documents............................................
StorageWorks 8505 8mm Cartridge Tape Drive Appendix A Product Specifications Appendix B Product Notes for Novell™ and MS-DOS™ Appendix C Product Notes for Sun™ Appendix D Product Notes for IBM™ RS/6000 Appendix E Product Notes for Hewlett-Packard Reader Comment Form ........................................................................... Inside Back Cover Figures 1–1 1–2 1–3 1–4 3–1 3–2 3–3 4–1 StorageWorks 8505 8mm Cartridge Tape Drive..................................................
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. The publication part number is included in the Revision Level column, with the last entry denoting the latest revision.
About This Guide This section identifies the users of this guide and describes the contents and structure. In addition, it includes a list of conventions used in this guide. StorageWorks 8505 8mm Cartridge Tape Drive User's Guide This guide provides operational and maintenance information for the StorageWorks 8505 8mm Cartridge Tape Drive. Intended Audience This guide is intended for any user who is responsible for operating or maintaining the cartridge tape drive.
StorageWorks 8505 8mm Cartridge Tape Drive Appendix B: Product Notes for Novell™ and MS-DOS ™ Product Notes for Novell and MS-DOS provides information for the system administrator. It must be read before installing and using the cartridge tape drive SBB with a host system operating with the Novell and MS-DOS, or MS-DOS/WINDOWS operating systems. Appendix C: Product Notes for Sun™ Product Notes for Sun provides information for the system administrator.
About This Manual Cleaning cartridge, 3 cleaning passes . . . . . 727113 Cleaning cartridge, 12 cleaning passes . . . .
1 Introduction This chapter provides a product overview of the StorageWorks 8505 8mm Cartridge Tape Drive, outlines its features, and describes the formats it can read and write. 1.1 Product Overview The StorageWorks 8505 8mm Cartridge Tape Drive (Figure 1–1) is an enhanced 8mm digital helical-scan cartridge tape drive, which is packaged in an industry standard 5.25-inch half-height form factor. The half-height size allows for ease of integration across a multitude of platforms.
StorageWorks 8505 8mm Cartridge Tape Drive Option SWXTE-AA is a configuration in which one or two 8mm tape drives is installed in a device carrier, and the device is subsequently placed in a StorageWorks drive expansion unit. Figure 1–2 shows one tape drive installed in a device carrier.
Chapter 1 Introduction Figure 1–3 Option SWXTE-AB: Two Tape Drives in a Device Carrier Option SWXTE-AC is a configuration in which an 8mm tape drive is installed in a desktop expansion unit. Figure 1–4 shows the tape drive as it is shipped to you. Figure 1–4 Option SWXTE-AC: For Installation in Desktop Expansion Unit Order Number: EK–STWCT–UG.
StorageWorks 8505 8mm Cartridge Tape Drive 1.3 Support for Four Data Formats The StorageWorks 8505 8mm Cartridge Tape Drive can read and write data in four formats: • EXB-8500c (compressed) format • EXB-8500 format • EXB-8200c (compressed) format • EXB-8200 format When writing in its default EXB-8500c (compressed) format, the 8mm tape drive implements a powerful algorithm that enables it to compress user data at ratios of 2:1 or greater.
Chapter 1 Introduction 1.4 Support for Partitioned Tapes Some operating systems provide support for tape partitions. With these systems, the tape drive can read and write tapes containing either one or two partitions. Partitions provide an efficient way to maintain a directory on a tape without the risk of overwriting data when updating the directory. For additional information, refer to the operating manuals that support your system. 1.
2 Installation and Initial Power ON This chapter refers you to the installation document you need. It also provides the steps you should follow for the initial power on of the StorageWorks 8505 8mm Cartridge Tape Drive. 2.1 Unpacking the StorageWorks 8505 8mm Cartridge Tape Drive CAUTION If the current environment differs from the storage environment by 15° or more, allow the Cartridge Tape Drive to acclimate to the current environment for at least 12 hours.
StorageWorks 8505 8mm Cartridge Tape Drive 2.3 • SWXTE-AB: This option number identifies a configuration in which a second cartridge tape drive is installed in a device carrier. For installation instructions, refer to the same documents listed in the preceding bullet. In addition, this option is always shipped with the document StorageWorks Family 5.25-inch SBB Half-Height Device Installation Guide, which provides instructions on installing the second cartridge tape drive in a device carrier.
3 Operating the Cartridge Tape Drive This chapter describes how to operate the 8505 8mm Cartridge Tape Drive. It also includes information about using a data cartridge. This chapter includes information about the following topics: 3.
StorageWorks 8505 8mm Cartridge Tape Drive 3.1.1 Unload Button The unload button is the only operator control on the cartridge tape drive. NOTE The unload button can be used to clear hardware errors. If a hardware error occurs, press the unload button to reset the tape drive. If necessary, wait a few seconds and press the button again to eject the tape. 3.1.2 LEDs The cartridge tape drive uses three LEDs to indicate its various operating states. The location of these LEDs is shown in Figure 3–2.
Chapter 3 Operating the Cartridge Tape Drive Table 3–1 States Indicated by LEDs * Drive State Top LED (errors) Middle LED (SCSI)* Bottom LED (motion) POST (1st part) On On green On POST (to completion) On Flash irregular** Off*** Failed POST Flash fast Flash irregular Off Ready (no tape loaded) Off Flash irregular Off Ready (tape loaded) Off Flash irregular On Normal tape motion Off Flash irregular Flash slow High-speed tape motion Off Flash irregular Flash fast SCSI bus r
StorageWorks 8505 8mm Cartridge Tape Drive Before loading a data cartridge into the drive, ensure that the write-protect switch is set correctly for the desired operation. You can use a ball-point pen or similar instrument to set the write-protect switch. • To write protect the data cartridge, move the write-protect switch away from the edge of the data cartridge, as shown in Figure 3–3. If the red tab is visible, the cartridge is write-protected and cannot be written to or erased.
Chapter 3 Operating the Cartridge Tape Drive 3.5 Load Time Once a data cartridge has been inserted, the drive requires approximately 35 seconds to load the data cartridge and position the tape (assuming that the data cartridge has been rewound). During this 35-second load time, the drive determines the following: 3.6 • The tape format (blank, EXB-8500c, EXB-8500, EXB-8200c, EXB-8200, or other format). • The adaptive tape-reading parameters.
4 Cleaning the Cartridge Tape Drive This chapter describes how to use the cleaning cartridge to clean the tape heads and tape path of the StorageWorks 8505 8mm Cartridge Tape Drive . The heads and tape path of the StorageWorks 8505 8mm Cartridge Tape Drive should be cleaned on a regular basis. The only cleaning material recommended for use with the tape drive is an approved 8mm cleaning cartridge.
StorageWorks 8505 8mm Cartridge Tape Drive 4.2 Using the 8mm Cleaning Cartridge CAUTION To prevent contamination of the tape drive and damage to the heads, do not use the cleaning cartridge for more than the number of cleaning cycles specified on the cartridge label. Discard the cleaning cartridge after you have used it for the specified number of cleaning cycles. Do not attempt to rewind the material in the cleaning cartridge and re-use it. To use the 8mm cleaning cartridge, proceed as follows: 1.
Chapter 4 Cleaning the Cartridge Tape Drive Figure 4–1 Cleaning Cartridge 4.3 Exercising the Cartridge Tape Drive You might find it useful to perform the procedure described in this section if either of the following two situations exists: • Application software is reporting abnormal data errors when reading or writing to the cartridge tape drive with a known good tape cartridge.
StorageWorks 8505 8mm Cartridge Tape Drive 2. Locate a data cartridge and ensure that its write-protect switch has been set correctly for the desired operation. 3. Insert the data cartridge into the tape drive with the label side up and the write-protect switch facing you. 4. Wait while the drive loads the tape and positions it at LBOT (Logical Beginning of Tape). This takes about 35 seconds. NOTE All three LEDs will be off for the first 8 seconds.
A Product Specifications This appendix lists the product specifications for the StorageWorks 8505 8mm Cartridge Tape Drive. Read & Write Format Recording Format — 8mm Helical-Scan Digital Computer Tape Head Configuration — Read-after-write head pairs with separate full-width erase head Linear Density 8500 mode — 45434 bpi 8200 mode — 43271 bpi Track Density 8500 mode — 1638 tracks per inch 8200 mode — 819 tracks per inch Area Density 8500 mode — 74 million bits/sq. inch 8200 mode — 35 million bits/sq.
StorageWorks 8505 8mm Cartridge Tape Drive Transfer rate (sustained): 500 KBytes/sec. (native) 1 MBytes/sec. (compressed) 1 Power on diagnostics: approximately 30 seconds Buffer size: 1 MByte Max. search speed: 7.5 MBytes/sec. (native): a search speed increase of up to 5x may be 1 realized Reliability 17 Non-recoverable error rate: Less than one in 10 bits read MTBF: 80,000 hours MTTR: < 30 minutes Tape Motion Tape speed: 0.436 ips Effective head-to-tape speed: 150 ips Max.
Appendix A Product Specifications SCSI Command Set (Cont'd) Mode Sense Load/Unload Receive Diagnostic Results Send Diagnostics Prevent/Allow Medium Removal Verify Locate Read Position Log Sense/Log Select Environment Operating temperature: +5°C to +40°C (+41°F to 104°F) Non-operating temperature: -40°C to +60°C (-40°F to +140°F) Relative humidity (noncondensing): 20% to 80% SCSI Characteristics SCSI-2 Specification — ANSI X3.
B ™ ™ 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 SWXTE tape drive SBB with a host system operating under the Novell, MS-DOS, MS-DOS/Windows or Windows NT operating systems. The StorageWorks 8505 8mm Cartridge Tape Drive is available as three packaging options: SWXTE–AA, SWXTE–AB, and SWXTE–AC. These options are referred to collectively in this appendix by the name SWXTE.
C Product Notes for Sun ™ This appendix describes how to include cartridge tape drive SWXTE in a SUN SPARC system running Solaris 2.3 (or later) and SunOS 4.1.x. The information covers the installation of the SWXTE tape drive hardware and configuring the system to communicate with the drive. C.1 Modifications Required for SunOS 4.1.x C.1.1 Installation Procedure NOTES 1. The SWXTE designation in the following procedure is the StorageWorks product name for "Exabyte EXB-8505". 2.
StorageWorks 8505 8mm Cartridge Tape Drive – the first string (DEC EXB-8505 8mm Helical Scan /w Compression) is the name given to the drive. – the second string (16) is the length of the vendor ID provided by the SCSI "inquiry" command. – the third string (ST_TYPE_EXB8500) is the drive type for the driver. – the fourth string (1024) is the block size in bytes. – the fifth string ((ST_BSF . . .) is drive options. – the sixth string (5000) is the maximum read retries.
™ Appendix C Product Notes for Sun At this time the tape is configured in the /dev directory with "rst" (rewind on close) and "nrst" (no rewind on close) format. For example, if the target SCSI ID for the SWXTE is 4, then "rst" will be "rst4, rst12, rst20, rst28"; nrst will be "nrst4, nrst12, nrst20, and nrst28".
StorageWorks 8505 8mm Cartridge Tape Drive C.2.2.
™ Appendix C Product Notes for Sun C.2 Modifications Required for Solaris™ 2.3 (or later) C.2.1 Installation Procedure NOTES 1. The “SWXTE” designation in the following procedure is the StorageWorks product name for Exabyte EXB-8505. 2. In order to support the addition of this device, drive information must be supplied in the /kernel/drv/st.conf file as global properties that apply to each of the targets, or as properties that are applicable to one target only.
StorageWorks 8505 8mm Cartridge Tape Drive – The third parameter (1024) is the block size in bytes. – The fourth parameter (0x1639) defines the options selected. 0x1639 represents the following options: ST_VARIABLE ST_BSF ST_BSR ST_LONG_ERASE ST_KNOWS_EOD ST_UNLOADABLE ST_LONG TIMEOUTS = = = = = = = 0x0001 0x0008 0x0010 0x0020 0x0200 0x0400 0x1000 These options are equal to the fourth parameter, 0x1639. – The fifth parameter (4) defines the number of densities.
™ Appendix C Product Notes for Sun The system compiles the kernel and creates special files in /dev so that it can communicate with the SWXTE. Since you booted the system using the verbose switch, the system displays all of its SCSI targets. Verify that “DEC EXB-8505 8mm Helical Scan /w Compression” is displayed as a target when the system is booting. At this time, the tape drive is configured in the /dev directory in two ways: rmt format, and rst format.
StorageWorks 8505 8mm Cartridge Tape Drive Verify that the “passwd” file was saved to tape using the following command: tar tvf /dev/rst4 The system responds with /etc/passwd The installation and verification procedure is now complete. C.2.2 Running SUN Diagnostics (Optional) The diagnostic exerciser provided by the Sun operating system (“sundiag”) does not support the generic 8mm tape device configuration. In order to run “sundiag”, you must modify the st.conf file in the /kernel/drv directory.
D ™ Product Notes for IBM RS/6000 This appendix provides information for the system administrator. It should be read before installing and using the SWXTE tape drive SBB with a host system with the AIX 3.2.5 (or later) operating system. D.1 Modifications Required to Operate the SWXTE with AIX 3.2.5 (or later) After the SWXTE tape drive has been properly attached to the SCSI bus, install the device using "smit" or by executing specific commands while logged into the root account. Section D.1.
StorageWorks 8505 8mm Cartridge Tape Drive Example: # lsdev –Cc tape Name rmt0 Status Available Location 00–03–00–50 Description Other SCSI Tape Drive Next, type: # chdev –l –a density_set_1= –a density_set_2= Example: # chdev –l rmt0 –a density_set_1=140 –a density_set_2=20 rmt0 changed Finally, type the following: # chdev –l –a block_size= Example: # chdev –l rmt0 –a block_size=1024 rmt0 changed where, is the tape drive added as shown by th
Appendix D. Product Notes for IBM RS/6000 NOTES 1. The values of density setting # 1 and # 2 are derived from tape drive attributes that can be set using SMIT. Typically, density setting # 1 is set to the highest possible density for the tape drive, while density setting # 2 is set to a lower density. However, density settings are not required to follow this pattern. 2. The density value is ignored when using a magnetic tape device that does not support multiple densities.
E Product Notes for Hewlett-Packard This appendix describes how to include the tape drive SBB in an HP 9000 Series 700 system running HP-UX 9.05 (or later) and Series 800 system running HP-UX 9.04 (or later). The information covers configuration of the host system to communicate with the tape drive. E.1 General Information If the necessary drivers are not already built into your existing kernel, you will need to rebuild your kernel.
StorageWorks 8505 8mm Cartridge Tape Drive SBB this time will check the kernel to determine if the necessary drivers are built in, displaying the results. If necessary, the program will rebuild the kernel. If this occurs, you will have to reboot the system in order to use the tape drive. For further information on adding tape devices, refer to Hewlett-Packard’s Installing Peripherals manual, P/N B2355-40041. E.2.1.
Appendix D. Product Notes for Hewlett-Packard Example: If you were to install a tape drive SBB on the main (core) SCSI bus and in slot location 4 of the StorageWorks SWXSE-02 expansion enclosure, the following device files would be produced in /dev/rmt for a Series 700 computer: c201d4c c201d4cn c201d4h c201d4hn c201d4l c201d4ln c201d4m c201d4mn c201d4cb c201d4cnb c201d4hb c201d4hnb c201d4lb c201d4lnb c201d4mb c201d4mnb E.2.1.
StorageWorks 8505 8mm Cartridge Tape Drive SBB E.2.1.6 Verification Use the following command to verify that the “passwd” file was written to tape: tar tvf /dev/rmt/c201d4h or tar tvf /dev/rmt/8_8mm8500c The system responds with something similar to the following: rw-r--r-- 0/10 535 Jan 14 16:31 1995 /etc/passwd The installation and verification procedure is now complete. E.2.
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