2
Rotate the cable retention clip on the power supply over the C13 plug to prevent accidental unplugging of the
cable.
3
Connect the other end of the power cable to the AC power source.
4
Verify that the LED is on and green.
If the LED is off, check the AC power source circuit breaker to be sure that it is turned on.
•
Connecting a DC power supply:
1
Verify that the circuit breaker for the DC power source you are connecting is turned off.
2
Remove the DC power connector block from the power supply by doing the following:
a
Push the orange plastic button on the top of the connector block inward toward the power supply.
b
Pull the connector block out of the power supply.
3
Strip 0.6 inches (15 mm) of insulation off the DC wires that you are using.
4
Orient the connector as shown in the following figure with the orange plastic button on top.
Figure 7: Wiring a 930W -48VDC Power Supply Connector Block
-48V (-DC) cable4Wire retainer lever1
Grounding cable (8 AWG recommended)5Orange plastic button on top of the connector2
-48V Return (+DC) cable3
5
Use a small screwdriver to depress the spring-loaded wire retainer lever on the lower spring-cage wire connector.
Insert your green (ground) wire into the aperture and then release the lever.
6
Use a small screwdriver to depress the spring-loaded wire retainer lever on the middle spring-cage wire connector.
Insert your black (DC negative) wire into the aperture and then release the lever.
7
Use a small screwdriver to depress the spring-loaded wire retainer lever on the upper spring-cage wire connector.
Insert your red (DC positive) wire into the aperture and then release the lever.
Cisco Nexus 9336PQ ACI-Mode Switch Hardware Installation Guide
24
Installing the Chassis
Powering Up the Switch
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