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KunLun 9008 V5 Alarm Handling 05

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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-0x2800001D SAS or PCIe Cable Connection Error (Cable, Major Alarm)

ALM-0x2800001D SAS or PCIe Cable Connection Error (Cable, Major Alarm)

Description

Alarm message:

The SAS or PCIe cable to arg1 arg2arg3 is incorrectly connected.  

This alarm is generated when incorrect SAS or PCIe cable connection is detected.

Alarm object: cable

Attribute

Alarm ID

Alarm Severity

Auto Clear

0x2800001D

Major

Yes

Parameters

Name

Meaning

arg1

Location of the device for which the alarm is generated. For example, front, rear, or inner.

arg2

Name of the alarmed device. For example, disk bakplane or PCIe Riser.

arg3

Silkscreen of the port. For example, portA or portB.

Impact on the System

The SAS or PCIe link is not stable, and a data read or write failure may be caused.

Possible Causes

  • The RAID controller card is faulty.
  • The SAS or PCIe cable is not correctly connection.
  • The SAS or PCIe cable is faulty.
  • The hard disk backplane or PCIe riser card is faulty.

Procedure

  1. Check whether the SAS or PCIe cables are connected in the correct order.

    For details about the cable connection order, see the KunLun 9008 V5 User Guide.

  2. Connect the SAS or PCIe cable in correct order. Then, check whether the alarm is cleared.

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

  3. Remove and reconnect the SAS or PCIe cable. Then, check whether the alarm is cleared.

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

  4. Replace the SAS or PCIe cable. Then, check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to Step 5.

  5. Replace the RAID controller card or the riser card holding the PCIe RAID card. Then, check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to Step 6.

  6. Replace the hard disk backplane or the PCIe riser card. Then, check whether the alarm is cleared.

    • If yes, no further action is required.
    • If no, go to Step 7.

  7. Contact Huawei technical support.
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Updated: 2019-05-25

Document ID: EDOC1100023838

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