Juniper QFX5220, Hardware Manual, Page: 135 / 247

3. Locate the power cords shipped with the switch; the cords have plugs appropriate for your geographical
location. See “AC Power Cord with Type C15 Coupler Specifications” on page 68 or “AC Power Cord
with Type C13 Coupler Specifications” on page 66 .
For each power supply:
a. Ensure the loop on the power cord retainer is open and there is enough space to insert the power
cord coupler into the inlet. If the loop is closed, press the small tab on the retainer to loosen the
loop. See Figure 48 on page 130 .
Figure 55: Attaching the Power Cord Retainer
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b. Thread the power cord coupler through the power cord retainer loop.
c. Insert the power cord coupler firmly into the AC inlet on the power supply faceplate.
d. Slide the power cord retainer loop towards the power supply until it is snug against the base of the
coupler.
e. Press the tab on the loop and draw out the loop to enclose the power cord. See Figure 48 on page 130 .
WARNING: Ensure that the power cord does not block access to device components
or drape where people can trip on it.
4. If the AC power source outlet has a power switch, set it to the OFF (O) position.
NOTE: The switch powers on as soon as power is provided to the power supply. There is no
power switch on the device.
5. Insert the power cord plug into an AC power source outlet.
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