Installing a Power Supply
Allpower supplymodels (N20-PAC5-2500W,UCSB-PSU-2500ACPL, or UCSB-PSU-2500DC48) install
usingthe sameprocess.
Procedure
Step 1 Placethe power supply’shandle in theup position.
Step 2 Holdthe power supply withboth hands, and then slide it into the power supply bay,
Step 3 Pressthe handle down, and givethe power supply a gentlepush inward to ensure that the power supply is
fullyseated into thePower DistributionUnit (PDU).
Step 4 Tightenthe captive screw.
Step 5 Foran AC installation, plug the power cable into the corresponding 220 VAC–inlet connector on the PDU at
therear of the chassis. For a DC environment,see Connecting a DCPower Supply, on page 44.
Dependingon the outlet receptacle on your rack’s power distribution unit, you may need the optional
jumperpower cord to connect the Cisco UCS 5108 server chassis to an outlet receptacle.
Note
Step 6 Connectthe other end of the power cable to the AC–power source.
Step 7 Verifythe power supply is operating by checking the power supply LEDs. See LED Locations, on page 24
andInterpreting LEDs, onpage 25.
Figure 36: Positioning a Power Supply in the Cisco UCS Server Chassis
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Installing and Removing Components
Installing a Power Supply