Technical data

Preface
This manual provides the information necessary to troubleshoot, and repair the TSZ07 Tape
Drive. Programming information concerning the Small Computer System Interface (SCSI)
used in the TSZ07 is also provided.
Throughout this manual the TSZ07 Tape Drive will be referred to as either the TSZ07 or the
drive.
Structure of this Manual
This manual is structured as follows:
Chapter 1, Introduction — Provides a general, physical and functional description of the
TSZ07 Tape Drive.
Chapter 2, Operation — Describes the controls and indicators and describes how to load
and unload tape.
Chapter 3, Maintenance — Describes how to perform the required tape drive preventive
maintenance, which is limited to regular cleaning of the tape path, sensors, and air filter.
Chapter 4, Troubleshooting — Describes the self-diagnostic and troubleshooting capabili-
ties designed in the tape drive; how tape processing errors and tape drive faults are reported;
and how to use service aids resident in the firmware of the drive. This chapter also provides
a list of the error recovery procedures.
Chapter 5, Removal/Replacement Procedures — Provides the removal/replacement
procedures for various components and assemblies of the tape drive with references to service
aids and the appropriate adjustment procedures when necessary. The procedures are for use
by qualified service personnel familiar with the drive unit.
Chapter 6, Adjustments — Provides the adjustment procedures, purpose of the adjustments
and when they should be used.
Appendix A, Specifications — Provides the specifications for the TSZ07 Tape Drive.
Appendix B, Small Computer System Interface (SCSI) — Describes the SCSI 2 and the
associated control signals, messages, status bytes and commands.
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