Installing A Version 2 930W Dc Power Supply, Ucsc-Psu2V2-930Dc - Cisco UCS C240 M4 Installation And Service Manual
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Installing or Replacing Server Components
Installing a Version 2 930W DC Power Supply, UCSC-PSU2V2-930DC
If you are using the Version 2 930W DC power supply, you connect power using a 3-wire cable with a
keyed connector that plugs into a fixed power input socket on the power supply. See also
Version 1 930W DC Power Supply, UCSC-PSU-930WDC, page
Caution
Before beginning this wiring procedure, turn off the DC power source from your facility's circuit breaker
to avoid electric shock hazard.
Step 1
Turn off the DC power source from your facility's circuit breaker to avoid electric shock hazard.
Step 2
Wire the supplied 3-wire connector cable to your facility's DC power source.
The supplied connector cable contains 8 AWG gauge wires. The recommended facility wire gauge is
Note
8 AWG. The minimum facility wire gauge is 10 AWG.
Step 3
Plug the supplied connector cable into the power input socket on the power supply. The connector is
keyed to the socket so that the polarity is aligned correctly.
Step 4
Return power from your facility's DC power source at the circuit breaker.
Step 5
See
Figure 3-31
2
1
1
2
Cisco UCS C240 M4 Server Installation and Service Guide
3-66
Installation Grounding, page 3-68
Version 2 930 W, –48 VDC Power Supply Connector Block
930W DC
V2
Power supply status LED
Power supply fault LED
3-67.
for additional information about chassis grounding.
3
3
Fixed power input socket
4
Supplied connector cable
Chapter 3
Maintaining the Server
Installing a
4
OL-32474-01
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