ALM-9140 TCU Board AC/DC Power Alarm

Description

This alarm is triggered when the AC/DC PSU of the TCU has no voltage output.

Attribute

Alarm ID Alarm Severity Alarm Type
9140 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.

139:TCU
3 Board No.

Number of the fault board

0:TCU 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 is located.

12:BTS3012;

13:BTS3006C;

14:BTS3002E;

15:BTS3012AE;

16:BTS3012 II;
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

None.

System Actions

None.

Possible Causes

  • The AC/DC PSU of the TCU fails.
  • There is no mains input.
  • The battery fails.

Procedure

  1. Check whether there is any correlated alarm

    Check whether ALM-5886 No Mains Supply Alarm is reported on the alarm system. Handle ALM-5886 No Mains Supply Alarm according to the corresponding handling suggestions. Check whether the alarm is cleared.

    Y=> The alarm handling ends.

    N=> Go to Step 2.

  2. Replace the TCU

    Replace the TCU and view whether the alarm is cleared.

    Y=> The alarm handling ends.

    N=> Please contact Huawei Customer Service Center.

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