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6 9176/D173 D
ISK SUBSYSTEM - SITE PREPARATION GUIDE
NOTE These models may be installed in an M02 or M03 rackmount cabinet or in your
own 19-inch rack that conforms to the EIA-310-D standard. For information
about StorageTek’s Client Server Disk rackmount cabinets, see page 11 or refer
the CBNT M02 or M03 User’s Guide.
If installing into a non-StorageTek cabinet, be sure to read the Client Service
Disk Device Installation and Mounting Supplement, P/N 95972.
Battery Backup
The 9176 and the D173 ship with a battery to keep cache alive (active) in the event of a
total power failure. Once power is restored, cache is dumped (write operations continue).
Refer to your StorageTek 9176 Disk Controller User’s Guide for more information about
this feature.
Feature Codes
Feature codes are used to facilitate a faster ordering process. They can be found in the
Program Configuration Document (PCD).
NOTE Some feature codes have been listed in Appendix A. This information may not
be current. Please refer to the web for the latest information.
The following feature codes are available with the M03 cabinet.
Table 2 9176 Models
Model Description Storage Capacity
9176-001 A 9176 Disk Controller with
256 Mbytes of cache, 2 host
interface cards, and 2 drive
interface cards.
One 9176 subsystem can handle up
to 100 drives (or use 2 Disk
Controllers with nine 9170s (90
drive modules)). Forty 180 GB
drives maximum.
9176-002 A 9176 Disk Controller with
512 Mbytes of cache, 4 host
interface cards, and 4 drive
interface cards.
Same as above, except you can
attach another cabinet to a 9176
Disk Controller with an additional
100 drives (1 by 200), or mix for
better performance. Forty 180 GB
drives maximum.