ALM-13078 Power Module Abnormal

Description

This alarm is reported when the PSU works abnormally.

Attribute

Alarm ID Alarm Severity Alarm Type
13078 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.

162:GMU
3 Board No.

Number of the fault board

0:GMU
4 PassNo

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

Alarm sub-category number

1: PSU 0

2: PSU 1

3: PSU 2
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 is located.

30:BTS3900E;
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
13 PSU Number

PSU Number

1: PSU 0

2: PSU 1

3: PSU 2
14 Problem

Problem

1: PSU faults not recoverable

2: PSU faults recoverable

3: PSU power-off

4: PSU not configured

Impact on the System

The power supply to the BTS may be abnormal, which leads to service interruption.

System Actions

None.

Possible Causes

  • The PSU is faulty.
  • The PSU is powered off.

Procedure

  1. Check for the overvoltage or undervoltage alarms of the -48 V DC power.
    1. Check whether the -48 V DC abnormal voltage alarms exist.

      Y => The alarm is generated. Go to step b.

      N => The alarm is not generated. Go to procedure 2.

    2. Handle the -48 V DC abnormal voltage alarms.
    3. Check whether the alarm is cleared.

      Y => The alarm is cleared. No further action is required.

      N => The alarm is not cleared. Go to procedure 2.

  2. Replace the PSU where the alarm is generated.

    Replace the PSU. Check whether the alarm is cleared.

    Y => The alarm is cleared. No further action is required.

    N => The alarm is not cleared. Contact Huawei Customer Service Center.

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