Adding Optional Internal Units; Adding Psus - Fujitsu PRIMEPOWER850 User Manual

CHAPTER 3 PRIMEPOWER850 Rack-mount Type (16U) Server
3.4

Adding Optional Internal Units

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
The following optional items can be added to the main unit:
l Power supply unit (PSU)
l CPU module
l Memory module
l Magnetic disk drive
l PCI card
3.4.1

Adding PSUs

4The redundant power supply requires one additional power cable.
4PSU 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
4The redundant power supply must be installed to use PSU hot swapping.
4The redundant power supply and dual power feed cannot both be used at the
same time.
84
Figure 3.13 and Figure 3.14.
U41261-J-Z816-4-76