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Cisco UCS C240 Server Installation and Service Guide
OL-25761-01
Chapter 3 Maintaining the Server
Replacing an Internal SD Card
Figure 3-41
Removing and Replacing Power Supplies
Wiring a DC Power Supply
Warning
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
When installing or replacing the unit, the ground connection must always be made first and
disconnected last. Statement 1046
Warning
Installation of the equipment must comply with local and national electrical codes. Statement 1074
Warning
Hazardous voltage or energy may be present on DC power terminals. Always replace cover when
terminals are not in service. Be sure uninsulated conductors are not accessible when cover is in
place. Statement 1075
Note
The recommended wire gauge is 8 AWG. The minimum wire gauge is 10 AWG.
1
Power supply handle
2
Power supply release lever
PSU1
PSU2
PCIe 1
PCIe 2
PCIe 3
PCIe 4
PCIe 5
1
2
331845
