Figure 54: Sliding A Replacement Power Supply Into The Ex4500 Switch; Figure 55: Connecting The Replacement Power Supply Cord - Juniper EX4500 Hardware Manual

EX4500 Switch Hardware Guide
182
b. Taking care not to touch power supply pins, leads, or solder connections, remove
the replacement power supply from its antistatic bag.
c. Using both hands, place the replacement power supply in the empty power supply
slot in the switch and slide it in until you hear a distinct click sound, indicating that
the power supply is fully seated in the chassis.

Figure 54: Sliding a Replacement Power Supply into the EX4500 Switch

To connect AC power to the replacement power supply (see
7.
a. Ensure that you have the power cord retainer clip and the power cord from the old
power supply you removed in Step 4.
b. Squeeze the sides of the retainer clip, and insert the L-shaped ends into the holes
in the bracket on either side of the appliance inlet on the replacement power supply.
c. Insert the female end of the power cord into the AC appliance inlet on the
replacement power supply.
d. Push the retainer clip toward the cord until the cord slides into the slot on the
adjustment nut.
e. Turn the adjustment nut clockwise until it is tight against the base of the coupler
and the slot in the nut is turned 90º from the top of the switch.
f. If the AC power source outlet you are using has an on/off switch, ensure that it is
set to the OFF (0) position.
g. Gently insert the male end of the power cord plug into the AC power source outlet,
and set the on/off switch on the outlet (if any) to the ON (|) position

Figure 55: Connecting the Replacement Power Supply Cord

Retainer
clip
Adjustment
nut
Tighten
adjustment
nut.
Copyright © 2017, Juniper Networks, Inc.
Figure 55 on page 182):