ALM-2588 PMU Communication Alarm

Description

This alarm is triggered when the communication between the TMU and the PBU fails.

Attribute

Alarm ID Alarm Severity Alarm Type
2588 Major Fault

Parameters

ID Name Meaning
1 Site No.

Number of the site where the faulty board or module is located

Value range: 0-2047
2 Board Type

Number of the type which the faulty board belongs to.

147:PBU
3 Board No.

Number of the fault board

0:PBU 0
4 PassNo

Number of the passage where the faulty board is located.
5 SubLink No.

Alarm sub-category number

255:None
6 Cell Index

Index of the cell where the board or module is located

0-2047: Cell index of the faulty cell in the data configuration

65535: None
7 Site Type

Type of the site where the faulty board or module is located

3: BTS30

5: BTS312

10: BTS3012A

11: BTS3006A
8 RackNo

Number of the rack where the faulty board is located.
9 BoxNo

Number of the subrack where the faulty board is located.
10 SlotNo

Number of the slot where the faulty board is located.
11 Site Name

Site Name
12 Alarm Attribute

Alarm Character

0:Normal

1:Transient Count

Impact on the System

When this alarm occurs, the corresponding PBU cannot work normally.

System Actions

None.

Possible Causes

  • The PBU is not in position, or is manually reset or powered down.
  • The TDU is damaged.
  • The PBU is damaged.
  • The TMU is damaged.

Procedure

  1. Check the PBU
    1. Check whether the PBU has been installed

      Y=> Go to Step b.

      N=> Install the PBU. The alarm handling ends.

    2. Check whether the PBU has been manually reset or powered down.

      Y=> No manual handling is required since the alarm is an normal response. The alarm handing ends.

      N=> Go to Step 2.

  2. Check whether the TDU is faulty

    Check whether there are such correlated alarms as ALM-2166 TRX Clock Prompt Alarm on the Alarm management system.

    Y=> If any. Replace the TDU. View whether the Alarm is cleared.The alarm is cleared, Alarm handling is completed. The alarm is not cleared, Go to Step 3.

    N=> If no. Go to Step 3.

  3. Replace the PBU

    Replace the PBU and check whether the alarm is cleared.

    Y=> The alarm handling ends.

    N=> Go to Step 4.

  4. Replace the TMU

    Replace the TMU and check whether the alarm is cleared.

    Y=> The alarm handling ends.

    N=> Please contact Huawei Customer Service Center.

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