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U41261-J-Z816-4-76
CHAPTER 3 PRIMEPOWER850 Rack-mount Type (16U) Server
3.4
Adding Optional Internal Units
The following optional items can be added to the main unit:
l
Power supply unit (PSU)
l
CPU module
l
Memory module
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Magnetic disk drive
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PCI card
3.4.1
Adding PSUs
4
The redundant power supply requires one additional power cable.
4
PSU expansion is necessary to support the following possible additions to a
server:
• Redundant power supply (PSU)
• System board
• Dual power feed
The PSU expansion units used depend on whether dual power feed is
supported. For details, see
and
4
The redundant power supply must be installed to use PSU hot swapping.
4
The redundant power supply and dual power feed cannot both be used at the
same time.
Equipment damage
For this product and Fujitsu/Fujitsu Siemens Computers-supplied options, the
following operations should be performed only by a certified service engineer, to
prevent the occurrence of failures:
l
Mounting and/or removal of optional internal units
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