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Qualstar HP9000 Quick Start Manual

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Corporation
6709 Independence Avenue Canoga Park, CA 91303; FAX: (818) 592-0116; Phone: (818) 592-0061
Subject:
Using SCSI Tape Drives with Hewlett
Packard 9000 Computers
1. Purpose and Scope
This application note provides the information necessary to allow you to interface a Qualstar
SCSI tape drive to Hewlett Packard 9000 computers. This includes the Series 300/400, Series
600/800, and the Series 700 (Apollo).
2. Overview
The HP9000 uses the HP-UX operating system. A working knowledge of the HP9000 and the
HP-UX operating system is assumed. If you need detailed information about these systems,
please refer to the appropriate Hewlett Packard manual. You may also wish to refer to one of
the following Qualstar User Guides for detailed information about configuring and using your
Qualstar tape drive:
• Qualstar 1054 - Document 500100
• Qualstar 1260S - Document 500250
• Qualstar 34XXS - Document 500300
Installing a Qualstar tape drive on an HP9000 consists of the following steps:
1. Connecting the tape drive to the HP9000.
2. Configuring the tape drive to emulate an HP7980S tape device.
3. Configuring the HP9000 using either the System Administration Manager (SAM) or the
HP-UX commands.
4. Testing the installation.
3. Connecting the Tape Drive to the HP9000
Qualstar SCSI nine-track, half-inch tape drives are configured as SCSI sequential access
devices and as such, are to be connected to the SCSI port of the HP 9000 System Processing
Unit (SPU).
The tape drive is shipped from the factory with internal terminators installed. This assumes
that you will connect the tape drive at one end of the SCSI cable rather than in the middle. If
you plan to connect the tape drive in the middle of the SCSI cable, you'll need to remove the
tape drive's internal SCSI terminators. Failure to do so may result in improper system
operation. If you choose to use external terminators on the tape drive instead of the supplied
internal termination, you must remove the internal SCSI terminators.
Initial Release Date:
Revision Date:
1/8/92
Models Affected:
1054, 1260S, and 34XXS
APPLICATION
NOTE 006
Revision:
7/28/93
B
Page:
1 of 8

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Summary of Contents for Qualstar HP9000

  • Page 1 600/800, and the Series 700 (Apollo). 2. Overview The HP9000 uses the HP-UX operating system. A working knowledge of the HP9000 and the HP-UX operating system is assumed. If you need detailed information about these systems, please refer to the appropriate Hewlett Packard manual. You may also wish to refer to one of...
  • Page 2: Connection Procedure

    Remove the terminator from the last device on the SCSI cable and connect a SCSI cable between this device and either port on the rear of the Qualstar tape drive. The total length of the SCSI cable must be at least 0.5 meter and must not exceed 6.0 meters.
  • Page 3: Configuring The Tape Drive

    0 and 7. The factory default setting of 5 can be used if not already assigned to another device. 3. The SCSI Inquiry data file is set at the factory to QUALSTAR XXXX, where xxxx is the model number. Following the instructions in the User's Guide, select the HP7980S Inquiry data file to all the tape drive to report as a HP 7980S (six blank spaces after HP).
  • Page 4 HP-UX kernel for the new tape drive. Therefore, the Add Tape Drive menu should display the correct hardware path of the Qualstar tape drive known as “HP7980S”. 6. If the correct hardware path is not displayed, press Device Missing and follow the directions to add the tape drive.
  • Page 5 Corporation APPLICATION NOTE 006 6709 Independence Avenue Canoga Park, CA 91303; FAX: (818) 592-0116; Phone: (818) 592-0061 Subject: Initial Release Date: Revision Date: Revision: 1/8/92 7/28/93 Using SCSI Tape Drives with Hewlett Models Affected: Page: Packard 9000 Computers 1054, 1260S, and 34XXS 5 of 8 6.2 Creating Special Device Files The system communicates with the tape drive via one or more special device files which...
  • Page 6 Corporation APPLICATION NOTE 006 6709 Independence Avenue Canoga Park, CA 91303; FAX: (818) 592-0116; Phone: (818) 592-0061 Subject: Initial Release Date: Revision Date: Revision: 1/8/92 7/28/93 Using SCSI Tape Drives with Hewlett Models Affected: Page: Packard 9000 Computers 1054, 1260S, and 34XXS 6 of 8 The command syntax is: mknod /dev/[r]mt/#d[n] c <major#>...
  • Page 7 Corporation APPLICATION NOTE 006 6709 Independence Avenue Canoga Park, CA 91303; FAX: (818) 592-0116; Phone: (818) 592-0061 Subject: Initial Release Date: Revision Date: Revision: 1/8/92 7/28/93 Using SCSI Tape Drives with Hewlett Models Affected: Page: Packard 9000 Computers 1054, 1260S, and 34XXS 7 of 8 The preceding command creates a SCSI tape device whose SCSI ID is 3, operates at 1600 cpi and which does not rewind on close.
  • Page 8: Testing The Installation

    Corporation APPLICATION NOTE 006 6709 Independence Avenue Canoga Park, CA 91303; FAX: (818) 592-0116; Phone: (818) 592-0061 Subject: Initial Release Date: Revision Date: Revision: 1/8/92 7/28/93 Using SCSI Tape Drives with Hewlett Models Affected: Page: Packard 9000 Computers 1054, 1260S, and 34XXS 8 of 8 mknod /dev/mt/0hn c 121 0x201509 The preceding example creates a SCSI tape device file with a SCSI ID of 5, a density of 6250...