Figure 287: Removing An Ac Power Supply From Ex4300 Switches Except Ex4300-48Mp And Ex4300-48Mp-S Switches; Figure 288: Removing An Ac Power Supply From Ex4300-48Mp And; Ex4300-48Mp-S Switches - Juniper QFabric QFX3000-G Hardware Documentation

Installing an AC Power Supply in an EX4300 Switch
Copyright © 2018, Juniper Networks, Inc.
Figure 287: Removing an AC Power Supply from EX4300 Switches Except EX4300-48MP
and EX4300-48MP-S Switches
Figure 288: Removing an AC Power Supply from EX4300-48MP and EX4300-48MP-S
Switches
The AC power supply in EX4300 switches is a hot-removable and hot-insertable
field-replaceable unit (FRU) installed in the rear panel of the switch: You can remove
and replace it without powering off the switch or disrupting switch functions.
CAUTION: Do not mix:
AC and DC power supplies in the same chassis
Power supplies with different airflow labels (
) in the same chassis.
(AFO)
Fan modules with different airflow labels (
in the same chassis.
Power supplies and fan modules with different airflow labels (
and AIR OUT (AFO)
Before you install an AC power supply in the switch:
Ensure you understand how to prevent electrostatic discharge (ESD) damage. See
"Prevention of Electrostatic Discharge Damage" on page
Ensure that you have the following parts and tools available to install the power supply:
ESD grounding strap
Phillips (+) screwdriver, number 2
Chapter 45: Replacing EX4300 Components
AIR IN (AFI)
) in the same chassis.
and
AIR IN (AFI) AIR OUT
and
AIR OUT (AFO)
AIR IN (AFI)
360.
683
)