ALM-4728 TMU flash memory alarm

Description

The alarm is triggered upon failure in erasing or writing Flash Memory.

Attribute

Alarm ID Alarm Severity Alarm Type
4728 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.

64:DTMU/DOMU

87:GTMU

129:TMU
3 Board No.

Number of the fault board

0:TMU 0

1:TMU 1
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

The BTS cannot write data to the Flash Memory upon occurrence of this alarm.

System Actions

None

Possible Causes

The TMU is faulty.

Procedure

  1. Power down and up the BTS

    Power down and up the BTS. Reload and activate the current TMU software version of the BTS. Check whether the alarm is cleared.

    Y=> The alarm handling ends.

    N=> Go to Step 2.

  2. 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.

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