ALM-8624 Board Power on Failed Alarm

Description

This alarm is triggered when none of TRXs and CDUs in the BTS3012 cabinet is powered on successfully.

Attribute

Alarm ID Alarm Severity Alarm Type
8624 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.

140:OSSU
3 Board No.

Number of the fault board

0:OSSU0
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

When this alarm occurs, the BTS cannot communicate with the other devices.

System Actions

None.

Possible Causes

  • Either the TRX or the CDU is faulty.
  • The TCU is faulty.
  • The TMU is faulty.
  • The contactor in the DC distribution cabinet is faulty.

Procedure

  1. View the power indicator

    View whether the PWR indicators of the TRX and the CDU are on or off.

    Y=>The PWR indicator is on. Go to Step 4.

    N=>The PWR indicator is off. Go to Step 2.

  2. Replace the TCU

    Replace the TCU and view whether the alarm is cleared.

    Y=>The alarm handling ends. The alarm may be caused by the fault of the power-on controlling circuit on the TCU.

    N=> Go to Step 3.

  3. Replace the TMU

    Replace the TMU and view whether the alarm is cleared.

    Y=>The alarm handling ends. The alarm may be caused by the fault of the power-on controlling circuit on the TMU.

    N=>Please contact Huawei Customer Service Center.The alarm may be caused by the fault of the BTS power-on/off controlling circuit.

  4. Replace the TRX and the CDU

    Replace the TRX and the CDU. View whether the alarm is cleared.

    Y=>The alarm handling ends. The alarm may be caused by the fault of the TRX or the CDU.

    N=>Please contact Huawei Customer Service Center. The alarm may be caused by the fault of the BTS DC power distribution system.

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