
Preface
This guide provides the steps to install Sx7x, RA9x storage enclosures and
magazine tape subsystems in the Sx300 storage array cabinet. The guide is
intended for Digital Multivendor Customer Services and for personnel qualified
to service the Sx300 storage array.
The information in this guide is organized as follows:
• Chapter 1 contains a description of and specifications for the Sx300
storage array subsystem and Sx7x storage enclosure.
• Chapter 2 contains instructions for the storage cabinet and the storage
elements such as SF72.
• Chapter 3 contains general information about the Installation process.
• Chapter 4 describes how to install one or two storage arrays in a single-
host and a dual-host configuration.
• Chapter 5 describes how to install SF7x storage enclosures in an Sx300
storage array cabinet.
• Chapter 6 describes how to install up to four magazine tape subsystems
in an Sx300 storage array cabinet.
• Chapter 7 describes how to add SDI storage elements to the Sx300 storage
array.
• Chapter 8 contains instructions for troubleshooting the installed Sx300
storage arrays, and the SF72 storage enclosure and magazine tape
subsystem upgrades.
• Appendix A contains cabling diagrams for the Sx300 storage array
variations (DSSI) in both the single-host and dual-host configurations.
• Appendix B describes how to install the Sx72–UK upgrade kit while
the host system and the disk ISEs in the Sx72–HK storage enclosure are
off-line.
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