Field-Replaceable Units In Ex4500 Switches; Uplink Modules; Power Supplies - Juniper EX4500 Hardware Manual

EX4500 Switch Hardware Guide
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Field-Replaceable Units in EX4500 Switches

16
You can mount an EX4500 switch on a standard 19-in. two-post rack. You can also
mount an EX4500 switch on a standard 19-in. four-post rack or in a standard 19-in.
enclosed cabinet.
Rack Requirements on page 74
Cabinet Requirements on page 75
Mounting an EX4500 Switch on page 126
Installing and Connecting an EX4500 Switch on page 125
Installing and Removing EX4500 Switch Hardware Components on page 132
Field-replaceable units (FRUs) are components that you can replace at your site. The
FRUs in EX4500 switches are:

Power supplies

Fan tray
Uplink module(s)
Intraconnect module
Virtual Chassis module
SFP+ transceivers
SFP transceivers
NOTE: Uplink modules, transceivers, Virtual Chassis cables, and Virtual
Chassis cable connector retainers are not part of the standard package and
must be ordered separately.
The power supplies, fan tray, uplink module(s), and transceivers are hot-removable and
hot-insertable: You can remove and replace them without powering off the switch or
disrupting switch functions.
The Intraconnect module and Virtual Chassis module are offline field-replaceable: You
can remove and replace these components, but the switch must be powered off to
replace the component.
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/support/tools/updateinstallbase/
to do so can result in significant delays if you need replacement parts. This
note does not apply if you replace existing components with the same type
of component.
. Failure
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