Alarm Leds And Alarm Cutoff Button; Table 11: Line Card Leds On The Craft Interface; Table 12: Alarm Leds And Alarm Cutoff/Lamp Test Button - Juniper EX9200 Manual

Hardware Topics for Aloha Line Card

Alarm LEDs and Alarm Cutoff Button

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Table 11: Line Card LEDs on the Craft Interface

Label Status
Green
OK
Unlit
Red
FAIL
Unlit
Two large alarm LEDs are located at the upper right of the craft interface. The circular
LED called major alarm LED glows to indicate a critical condition that can result in a
system shutdown. The triangular LED called minor alarm LED glows to indicate a less
severe condition (warning) that requires monitoring or maintenance. Both LEDs can be
lit simultaneously.
A condition that causes an LED to be lit also activates the corresponding alarm relay
contact on the craft interface.
The alarm cutoff/lamp test (
button for alarms. You can press the
alarms. Deactivating an alarm turns off both LEDs and deactivates the device attached
to the corresponding alarm relay contact on the craft interface.
Table 12 on page 24 describes the alarm LEDs and the alarm cutoff/lamp test button.

Table 12: Alarm LEDs and Alarm Cutoff/Lamp Test Button

Alarm LEDs and
Button Status
Red
Major alarm LED
Yellow
Minor alarm LED
–
Alarm cutoff/lamp test
button
Description
On steadily—Line card is functioning normally.
Blinking—Line card is coming online or going offline.
Line card is not online.
Line card has failed.
Line card is not installed or functioning normally.
) button, located next to the alarm LEDs, is a control
ACO/LT
ACO/LT button to deactivate major and minor
Description
Indicates a critical condition that can cause the switch
to stop functioning. Possible causes include
component removal, failure, or overheating.
Indicates a serious but nonfatal error condition, such
as warning for a maintenance or a significant increase
in component temperature.
Deactivates major and minor alarms. Causes all LEDs
on the craft interface to light (for testing) when
pressed and held.
Copyright © 2016, Juniper Networks, Inc.