
Introduction
•Dummy drive carrier modules.
•Two AC, 450W Power Supply/Cooling
•One or two Serial ATA Control (SCM) Input/Output modules, dependent on configuration required: 1.5Gb internal operating speed with 1 Gb or 2Gb external operating speed. (See Figure
1.1.1Enclosure Chassis
The chassis consists of a sheet metal enclosure assembly containing a Backplane PCB and module runner system This chassis assembly also includes an integral Operators (Ops) Panel, mounted at the rear.
The chassis assembly contains 16 drive bays at the front, each of which accommodates a
The Backplane PCB provides logic level signal and low voltage power distribution paths. Figure
Note The DCS9550 1S1 Storage Expansion Unit is shipped in a preconfigured 42U rack configuration, except for the top three in the rack with the controllers or top two in an expansion rack. Refer to the IBM System Storage DCS9550 Installation, Service, and User Guide.
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Figure 1–2 Enclosure Chassis (Front)
Figure 1–3 Enclosure Chassis (Rear)
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2 | IBM System Storage DCS9550 1S1 Storage Expansion Unit Installation, Service, and User Guide |