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Chapter 1 System Overview 1-27
Note – For specifications of the three-phase power feed option, see the SPARC
Enterprise M8000/M9000 Servers Site Planning Guide.
1.5.2 External I/O Expansion Unit
The External I/O Expansion Unit is an optional product used to add PCI slots. The
External I/O Expansion Unit has a height of four RUs (rack units), about 18 cm, in
an equipment rack.
The External I/O Expansion Unit can accommodate up to two I/O boats by using
either six PCIe slots or six PCI-X slots.
■ PCIe slots in each I/O boat: short size to long size (to 312 mm)
■ PCI-X slots in each I/O boat: short size to long size (to 312 mm)
Also, active addition and replacement is enabled for all slots in the External I/O
Expansion Unit.
For details, see the External I/O Expansion Unit Installation and Service Manual.
TABLE 1-6 Specifications of the Power Cabinet and M8000/M9000 Dual Power Feed Option
Item
Rack-mountable Dual
Power Feed options Power Cabinet
Outside dimensions Width [mm] 489
1003
278(6U)
75
317
Depth [mm] 1244
Height [mm] 1800
Weight [kg] 350
Input power:
Single-phase power
input
Voltage [V] AC200 to 240 ± 10%
Number of phases Single phase
Frequency [Hz] 50/60 +2%, -4%