CHAPTER 9 Expansion Disk Cabinet
9.1 Overview
Two 40MB/s UltraSCSI (Differential) buses are supported.
Up to five hard disk drives can be installed per UltraSCSI bus, for up to ten hard disk drives can be per
Expansion Disk Cabinet.
Hard disk drives are hot-swappable.
A redundant power supply unit can be installed and PSUs are hot-swappable when configured redundantly.
Fans are configured redundantly so the others to continue working even if one fails.
CHECK LED and POWER LED shows status of the Expansion Disk Cabinet.
Power supply operation can be slaved to that of the PRIMEPOWER Server by an RCI (Remote connection
Interface) cable.
The front panel has a lock to prevent unauthorized access to the internal units of the Expansion Disk Cabinet.
9.2 Names and Functions of Parts
This section describes the names and functions of parts on the front and rear of the Expansion Disk Cabinet.
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