Connecting The Dc Power Cables - Extreme Networks Summit X150 Series Hardware Installation Manual

Replacing DC Power Supplies in Summit Family Switches
Figure 248: Connecting the Ground Wire
1 = Grounding point
2 = Ground wire

Connecting the DC Power Cables

To connect the DC power cables to the Summit X650 DC power supply:
1 Verify that the DC circuit is de-energized.
2 Attach an ESD-preventive wrist strap to your bare wrist and connect the metal end to an appropriate
ground point on the rack.
3 Slide the cover off the terminal block
4 Connect the DC power input cables as follows:
a On each terminal, loosen the screw enough to allow the spade terminal to slide underneath the
captive square washer.
b Slide the spade terminal of the negative wire (–48 V) under the captive square washer on the
negative terminal (labeled –48V).
c Slide the spade terminal of the positive wire (–48 V RTN) under the captive square washer on the
positive terminal (labeled RTN).
298
1
2
(Figure 249).
SH_108
Summit Family Switches Hardware Installation Guide