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ALARM LED

The ALARM LED lights yellow to indicate a minor condition that requires monitoring or maintenance and lights red to indicate a major condition that can result in a system shutdown. When the condition is corrected, the light turns off. Table 14 describes the ALARM LED.

Table 14: ALARM LED

Color	State	Description
Red	On steadily	Major alarm indicates a critical situation on the router that has resulted from one of the following conditions. A red alarm condition requires immediate action: One or more hardware components have failed. One or more hardware components have exceeded temperature thresholds. An alarm condition configured on an interface has triggered a critical warning.
Yellow	On steadily	Minor alarm condition requires monitoring or maintenance: Indicates a noncritical condition on the router that, if left unchecked, might cause an interruption in service or degradation in performance. A missing rescue configuration or software license generates a yellow system alarm.
Unlit	Off	No alarms.

Color

State

Description

Red

On steadily

Major alarm indicates a critical situation on the router that has resulted from one of the following conditions. A red alarm condition requires immediate action:

One or more hardware components have failed.
One or more hardware components have exceeded temperature thresholds.
An alarm condition configured on an interface has triggered a critical warning.

Yellow

On steadily

Minor alarm condition requires monitoring or maintenance:

Indicates a noncritical condition on the router that, if left unchecked, might cause an interruption in service or degradation in performance.
A missing rescue configuration or software license generates a yellow system alarm.

Unlit

Off

No alarms.

For information about alarm conditions and corrective actions, see Chassis Alarm Conditions. For additional information, see the J-series Services Router Administration Guide.

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