b) Push the power supply into the bay until the release lever locks.
c) Connect the power cord to the new power supply. Press the connector into the socket until the securing clip clicks
into place.
d) Only if you shut down the server, press the Power button to boot the server to main power mode.
Figure 39: Replacing DC Power Supplies
PSU status LED3Keyed cable connector (CAB-48DC-40A-8AWG)1
-Keyed DC input socket2
Installing DC Power Supplies (First Time Installation)
This procedure is for installing DC power supplies to the server for the first time. If you are replacing DC
power supplies in a server that already has DC power supplies installed, see Replacing DC Power Supplies,
on page 90.
Note
A readily accessible two-poled disconnect device must be incorporated in the fixed wiring.
Statement 1022
Warning
This product requires short-circuit (overcurrent) protection, to be provided as part of the building
installation. Install only in accordance with national and local wiring regulations.
Statement 1045
Warning
Cisco UCS C240 M5 Server Installation and Service Guide
91
Maintaining the Server
Replacing Power Supplies