c. Slide the spade terminal of the positive wire (–48 V RTN) under the captive square washer on the
positive terminal (labeled +).
Figure 296: Connecting the DC Power Cables: Part 1
d. Tighten both screws on the terminal block to 7 in‑lb (0.79 N m), as shown in Figure 297.
Figure 297: Connecting the DC Power Cables: Part 2
5. Snap the cover into place over the terminal block.
6. Energize the DC circuit.
Connecting DC Power Cables to a 450 W or 550 W DC
Power Supply Replacing DC Power Supplies
356 ExtremeSwitching Hardware Installation Guide