Cisco UCS 5108 Installation Manual page 21

Server chassis

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Overview

• Four power supplies are recommended if the power configuration for that chassis requires greater than

2500W or if using Cisco UCS Release 1.4(1) and later releases

• Two power supplies are recommended if the power configuration for that chassis requires less than

2500W or the system is using Cisco UCS Release 1.3(1) or earlier releases

Note

Both grids in a power redundant system should have the same number of power supplies. If your system is

configured for grid redundancy, slots 1 and 2 are assigned to grid 1 and slots 3 and 4 are assigned to grid 2.

If there are only two power supplies (PS) in the a redundant mode chassis, they should be in slots 1 and 3.

Slot and cord connection numbering is shown below.

Cisco UCS 5108 Server Chassis Installation Guide

Grid Redundancy

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