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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-0x2900FFFF Low Voltage in Mainboard RTC Battery (RTC Battery)

ALM-0x2900FFFF Low Voltage in Mainboard RTC Battery (RTC Battery)

Description

Alarm message:

Battery low

This alarm is generated when the real-time clock (RTC) battery on the mainboard fails or the RTC battery voltage is low.

This alarm is generated by the following sensors:: RTC Battery

Attribute

Alarm ID

Alarm Severity

Auto Clear

0x2900FFFF

Major

Yes

Impact on the System

The real-time clock (RTC) battery failure causes loss of data saved on the complementary metal-oxide-semiconductor (CMOS) and a system configuration error. The system operates abnormally.

Possible Causes

The battery on the mainboard is not installed or is low in power.

Procedure

  1. Check whether the RTC battery is correctly installed..

    • If yes, go to 3.
    • If no, go to 2.

  2. Install the RTC battery. Then, check whether the alarm is cleared.

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

  3. Replace the RTC battery. Then, check whether the alarm is cleared.

    • 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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