Removing A Dc Power Supply From An Ex4300 Switch; Figure 72: Installing A Dc Power Supply In An Ex4300 Switch - Juniper EX4300 Hardware Manual

EX4300 Switch Hardware Guide
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Removing a DC Power Supply from an EX4300 Switch

226

Figure 72: Installing a DC Power Supply in an EX4300 Switch

NOTE: If you have a Juniper J-Care service contract, register any addition,
change, or upgrade of hardware components at
https://www.juniper.net/customers/csc/management/updateinstallbase.jsp
Failure to do so can result in significant delays if you need replacement parts.
This note applies if you change the type of power supply or add a new type
of uplink module. It does not apply if you replace these components with the
same type of component.
Removing a DC Power Supply from an EX4300 Switch on page 226
Connecting DC Power to an EX4300 Switch on page 176
DC Power Supply in EX4300 Switches on page 55
EX4300 Switches Hardware Overview on page 3
The 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.
Before you begin removing a power supply from 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 remove the power supply
from the switch chassis:
ESD grounding strap
Phillips (+) screwdriver, number 2
An antistatic bag or an antistatic mat
Replacement power supply or a cover panel for the power supply slot
299.
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