HP Compaq StorageWorks TL881 DLT Mini-Library - Manual (Page 71)

3-2 Compaq TL881 Minilibrary System Users Guide
■ Connecting the Expansion Unit to the Pass-Thru mechanism motor
■ Connecting the MiniLibrary Base Module drive SCSI buses to host
SCSI interfaces
■ Connecting the Expansion Unit to a host SCSI interface
■ 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 Cabinet,
StorageWorks SW500, SW600, SW800 or a standard 19-inch EIA/RETMA
equipment rack with a depth of 24 to 30 inches. Each module is shipped with
EIA/RETMA slides installed. Additional hardware for mounting in Compaq
and SW500, SW600, and SW800 cabinets is included
Every Compaq MiniLibrary System includes:
■ One Expansion Unit
■ One Expandable Pass-Thru Mechanism
■ One to five MiniLibrary Base Modules or Data Units, each with one or
two DLT20/40 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 Expansion Unit, the Data Unit and the MiniLibrary
Base Module(s) each occupy 7 inches of rack space height.
The Pass-Thru mechanism 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.
Positioning the Modules
The Expansion Unit must be mounted at the top of the stack, which places its
control panel at a convenient height. The control panels of the Data Unit
MiniLibrary Base Modules are of secondary importance, as they serve mainly