Extreme Networks ExtremeSwitching X435 Series Hardware Installation Manual page 356

Connecting DC Power Cables to a 450 W or 550 W DC
Power Supply
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: Connecting the DC Power Cables: Part 2
5. Snap the cover into place over the terminal block.
6. Energize the DC circuit.
356 ExtremeSwitching Hardware Installation Guide
-48V
(+)
(–)
-48V
(+)
(–)
RTN
SH _ 161
RTN
Replacing DC Power Supplies
Figure 297.
SH _ 162