How to Determine BBU Power Condition States From the Front Panel LEDs

Written By: Dozuki System
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Easy

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4

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  1. Green LED: This LED is able to display three states:

    • Green LED: This LED is able to display three states:

    • (1) Associated BBU is installed with no errors and AC mode does not cause any problems, the LED will stay on.

    • (2) PSU is in bootloading mode, the LED will blink with 2Hz.

    • (3) PSU is ready start but waiting for Synch release, the LED will blink with 1Hz.

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  2. Amber LED: This LED is able to display two states:

    • Amber LED: This LED is able to display two states:

    • Associated BBU is not installed and AC mode does not cause any problems, the LED will stay turned.

    • In the case of backup mode, the LED will blink with 1Hz.

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  3. Red LED: This LED is able to display various failure modes (click the image with the table to enlarge). Red LED: This LED is able to display various failure modes (click the image with the table to enlarge).

    • Red LED: This LED is able to display various failure modes (click the image with the table to enlarge).

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  4. BBU LED definitions, click to enlarge. BBU LED definitions, click to enlarge.

    • BBU LED definitions, click to enlarge.

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Conclusion

This work is licensed under a Creative Commons Attribution 4.0 International License.

Author

Dozuki System

Member since: 09/24/2009

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