Dell IP4700 Service Guide - Page 89
The Standby Power Supply (SPS), Replacing an SPS in a Rackmount System
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4 The Standby Power Supply (SPS) The Standby Power Supply (SPS) provides backup power required to protect the integrity of the IP4700's disk-array storage processor write cache. This chapter describes the IP4700 SPS and how to install it. Major topics are: • About the SPS 4-2 • Installing an SPS in a Rackmount Tray 4-5 • Replacing an SPS in a Rackmount System 4-12 IMPORTANT: The SPS is intended to provide backup power for IP4700 enclosures only. The Standby Power Supply (SPS) 4-1
The Standby Power Supply (SPS)
4-1
4
The Standby Power Supply (SPS) provides backup power required to
protect the integrity of the IP4700
’
s disk-array storage processor write
cache. This chapter describes the IP4700 SPS and how to install it.
Major topics are:
•
About the SPS
.....................................................................................
4-2
•
Installing an SPS in a Rackmount Tray
...........................................
4-5
•
Replacing an SPS in a Rackmount System
...................................
4-12
IMPORTANT:
The SPS is intended to provide backup power for IP4700
enclosures only.
The Standby Power
Supply (SPS)