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E9000 Server Compute Node and Switch Module iMana 200 Alarm Handling 01

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
ALM-0x0142FFFF Undervoltage Major Alarm (+1.0V 56845 VDD/+1.0V 56845 VDC/+1.0V 56540 VDD/+1.0V 56540 VDC)

ALM-0x0142FFFF Undervoltage Major Alarm (+1.0V 56845 VDD/+1.0V 56845 VDC/+1.0V 56540 VDD/+1.0V 56540 VDC)

Description

Alarm message:

Below lower major threshold

This alarm is generated when the voltage of the idetection point lower than the major alarm lower threshold.

This alarm is generated by the following sensors:

  • +1.0V 56845 VDD
  • +1.0V 56845 VDC
  • +1.0V 56540 VDD
  • +1.0V 56540 VDC

Attribute

Alarm ID

Alarm Severity

Auto Clear

0x0142FFFF

Major

Yes

Impact on the System

When devices work with a lower voltage, the component performance deteriorates, the device service life shortens, which causes system breakdown.

Possible Causes

The switch module is faulty.

Procedure

  1. Back up service data of the switch module and switch over services to the standby network.
  2. Reseat the switch module. Then check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to 3.

  3. Replace the switch module. Then, check whether the alarm is cleared.

    For details about how to replace the switch module, see the E9000 Server User Guide..

    • If yes, no further action is required.
    • If no, go to 4.

  4. On the HMM WebUI, choose System Management > Information Collection, and collect logs.
  5. Contact Huawei technical support.
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Updated: 2018-08-16

Document ID: EDOC1100035007

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