Juniper EX4500-40F-BF, Complete Hardware Manual

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A major alarm (red) indicates a critical error condition that requires immediate action.
A minor alarm (amber) indicates a noncritical condition that requires monitoring or
maintenance. A minor alarm that is left unchecked might cause interruption in service or
performance degradation.
All three LEDs can be lit simultaneously.
Related
Documentation
Front Panel of an EX4500 Switch on page 12
•
•
Checking Active Alarms with the J-Web Interface
•
Understanding Alarm Types and Severity Levels on EX Series Switches
Field-Replaceable Units in EX4500 Switches
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.
23 Copyright © 2015, Juniper Networks, Inc.
Chapter 2: Component Descriptions