To connect earth ground to a switch:
1. Before you connect power to the switch, wrap and fasten one end of an ESD wrist strap around your bare wrist, and connect
the other end of the strap to the ESD point on the switch.
To connect power to a switch powered by AC power supply (see Figure 7):
Figure 7: Connecting Power to a QFX5120 Switch Powered by AC Power Supply
1. Push the end of the retainer strip into the hole next to the inlet on the power supply faceplate until it snaps into place.
2. Press the tab on the retainer strip to loosen the loop. Slide the loop until you have enough space to insert the power cord
coupler into the inlet.
3. Insert the power cord coupler firmly into the inlet.
4. Slide the loop toward the power supply until it is snug against the base of the coupler.
5. Press the tab on the loop and draw out the loop into a tight circle.
6. Insert the power cord plug into the power source outlet.
7. Verify that the IN OK and the OUT OK LEDs on the power supply are lit green and on steadily.
Copyright © 2018, Juniper Networks, Inc.6
QFX5120 Switch Quick Start Guide
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