•
DC power supply—Remove the screws securing the ring lugs attached to the power
source cables to the power supply using the screwdriver, and remove the power
source cables from the power supply. Replace the screws on the terminals and
tighten them.
5. Slide the locking lever toward the handle until it stops.
6. Grasp the power supply handle and pull firmly to slide the power supply halfway out
of the chassis.
7. Place one hand under the power supply to support it and slide it completely out of
the chassis. Take care not to touch power supply components, pins, leads, or solder
connections.
8. Place the power supply in the antistatic bag or on the antistatic mat placed on a flat,
stable surface.
Figure 53: Removing a Power Supply from a QFX3500 Device
Related
Documentation
AC Power Supply for a QFX3500, QFX3600, or QFX3600-I Device on page 35•
• Connecting AC Power to a QFX3500, QFX3600, or QFX3600-I Device on page 85
• Installing a Power Supply in a QFX3500 Device on page 125
Installing a Management Board in a QFX3500 Device
A QFX3500 device has a single field-replaceable unit (FRU) management board.
CAUTION: You must power off the QFX3500 device before replacing the
management board.
NOTE: Themanagement boardprovides FRU-to-portor port-to-FRU airflow
depending on the device model you purchase.
Copyright © 2017, Juniper Networks, Inc.128
QFX3500 Device Hardware Documentation
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