ALM-5292 Board Communication Alarm

Description

This alarm is reported when the main controlling module detects abnormal communication between it and the radio frequency (RF) front module.

Attribute

Alarm ID Alarm Severity Alarm Type
5292 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.

66:DDPU/DDPM

75:DFCU

76:DFCB
3 Board No.

Number of the fault board

0-35
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

  • This alarm indicates that communication is unavailable between the main controlling module and the RF front module. As all the alarms of the RF front module are reported through the main controlling module, this alarm cannot be monitored in the BSC.
  • If there is not other problem with the RF front module, the basic services can go on.

System Actions

None.

Possible Causes

  • The corresponding RF module is not installed.
  • The communication interface board in the RF front module is faulty.

Procedure

  1. Check if the RF module has been installed and powered on.

    Check if the RF module has been installed and powered on.

    Y=> Go to Step 2.

    N=> The RF module has not been installed or powered on. Install it and connect the cables. Then go to Step [3].

  2. Check the cables between the RF front module and the main controlling module.

    Plug out the serial port cable of the RF front module and see if the terminal and the terminal cable are normal.

    Y=> Plug in the serial port cable of the RF front module and go to Step [3].

    N=> Adjust the terminal and the terminal cable. Then go to Step [3].

  3. Check whether the alarm is cleared.

    Connect the cables of the RF front module properly and power it on. Check whether the alarm is cleared.

    Y=> The alarm is cleared. Alarm handling is completed.

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

Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.