Cisco N9K-C93128TX Hardware Installation Manual page 37

Installing the Chassis
• Connecting an AC power supply:
1. Using the recommended power cable for your country or region (see
connect the C13 plug on the power cable to the power receptacle on the power supply.
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
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:
1. Push the orange plastic button on the top of the connector block inward toward the power supply.
2. 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.
1 Wire retainer lever
2 Orange plastic button on top of the connector
3 -48V Return (+DC) cable
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.
LED is on and green.
Cisco Nexus 93128TX ACI-Mode Switch Hardware Installation Guide
Power Cable Specifications, on page
4 -48V (-DC) cable
5 Grounding cable (8 AWG recommended)
Powering Up the Switch
54),
27