ALM-5064 BaseBand Board Temperature Abnormal

Description

The MPT periodically detects the interior temperature. If the temperature exceeds the threshold, an alarm is reported.

Attribute

Alarm ID Alarm Severity Alarm Type
5064 Minor 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.

87:GTMU
3 Board No.

Number of the fault board

0:GTMU
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.

17:DBS3900 GSM;

18:BTS3900 GSM;

19:BTS3900A GSM;
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

  • Major: When the MPT over-temperature alarm is generated, the services may be disrupted.
  • Minor: When the MPT over-low temperature alarm is generated, the MPT performance may be deteriorated, and the system reliability may be reduced.

System Actions

None.

Possible Causes

  • The temperature of the environment where the MPT is located is too high/low.
  • The hardware of the MPT is faulty.

Procedure

  1. Check the working temperature of the MPT:
    1. Query the temperature of the MPT by running the MML command DSP BRDTEMP.

      Check whether the working temperature of the MPT is within the range -30°C to 85°C.

      Y => Go to Step 2.

      N => Go to step c.

    2. Improve the working conditions of the MPT according to the installation manual.
    3. Query the alarms in the alarm management system and check whether the original alarm is cleared.

      Y => The alarm is cleared. The alarm handling is complete.

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

  2. . Reset MPT.

    Reset MPT and check whether the alarm is cleared.

    Y => The alarm is cleared. The alarm handling is complete.

    N=> The alarm is not cleared. Go to Step 3.

  3. Replace MPT.

    Replace the MPT and check whether the board fault is rectified.

    Y => The alarm is cleared. The alarm handling is complete.

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

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