Cisco Nexus 9504 Hardware Installation Manual page 88

Installing or Replacing a 3-kW DC Power Supply
The terminal box has four slots for four power terminals (ordered as negative [-], positive [+], positive
Note
[+], and negative [-]). Each terminal has two nuts that you use to fasten a power cable to the terminal.
3. Remove the two nuts from each terminal post in each slot of the terminal box.
4. Place each of the lugs for the two positive cables on the terminal posts for the positive slots (two middle slots)
of the terminal box and fasten each lug using two nuts. Tightened the nuts to 40 in-lb (4.5 N·m) of torque.
5. Place each of the lugs for the two negative cables on the terminal posts for the negative slots (two side slots) of
the terminal box and fasten each lug using two nuts. Tightened the nuts to 40 in-lb (4.5 N·m) of torque.
6. Replace the safety cover on the terminal box and fasten it in place using its three screws.
c) Power up the power supply as follows:
1. Turn on the power source circuit breaker for both input lines.
Verify that the Input 1 (IN1) and Input 2 (IN2) LEDs light up on the power supply.
2. Turn the power switch on the power supply to ON (labeled 1 on the power supply).
The LEDs flashes and then the OK LED turns on (green) in addition to the Input LEDs.
What to do next
You are ready to connect the switch to the network.
Cisco Nexus 9504 ACI-Mode Switch Hardware Installation Guide
78
Replacing or Installing Modules, Fan Trays, and Power Supplies