HP SW TL881 DLT Mini-Lib/1 Compaq StorageWorks TL881/TL891 Family MiniLibrary - Page 83
Planning Your Installation, Interconnecting the Data Units and MiniLibrary Base Modules with
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3-2 Compaq StorageWorks TL881/TL891 Family MiniLibrary System Reference Guide Cabling consists of: I Interconnecting the Data Units and MiniLibrary Base Modules with the Expansion Unit I Connecting the Expansion Unit to the PTM motor I Connecting the MiniLibrary Base Module drive SCSI buses to host SCSI interfaces I Connecting the Expansion Unit to a host SCSI interface I Terminating the buses properly Configuration consists of using the Configure menu to customize the configuration options to your particular application. The remainder of this chapter describes each of these steps. Planning Your Installation The MiniLibrary System is designed for mounting in a Compaq rack, StorageWorks metric rack, or a standard 19-inch EIA/RETMA rack. Each module is shipped with the inner rails installed. Every Compaq MiniLibrary System includes: I One Expansion Unit I One expandable PTM I One to five MiniLibrary Base Modules or Data Units, each with one or two DLT drives The Expansion Unit has 16 slots and no drives, and serves as controller of the MiniLibrary System. The MiniLibrary Base Modules each have 10 slots plus one or two drives. The Data Unit, which acts as a storage unit, contains 16 slots and no drives. The Expansion Unit, the Data Unit, and the MiniLibrary Base Module(s) each occupy 7 in (18 cm) of rack space height. The PTM is composed of a motor drive assembly plus sections of track whose combined length is equal to the combined heights of the Expansion Unit plus the MiniLibrary Base Modules. One extension section of track is needed for the installation of each additional MiniLibrary module.
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