ALM-6418 Low Humidity Alarm

Description

This alarm is reported when the humidity of the environment is lower than the threshold (default: 10%).

Attribute

Alarm ID Alarm Severity Alarm Type
6418 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.

70:DEMU/EMU
3 Board No.

Number of the fault board

0-2:DEMU/EMU
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;

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

The BTS hardware may be destroyed if the alarm is reported.

System Actions

None.

Possible Causes

  • The environment humidity is lower than the lower humidity threshold.
  • The setting of the lower humidity threshold is improper.
  • The humidity sensor is faulty.
  • The cable connecting to the humidity sensor is faulty.
  • The lightening protection board is faulty.
  • The environment monitoring module is faulty.

Procedure

  1. Judge the causes according to other alarm information.

    None.

  2. Find out other causes.
    1. Check if the lower humidity threshold of the DEMU is set properly.

      Y=> Go to Step b.

      N=> Reset the lower humidity threshold.

    2. Check whether the cabling of the humidity sensor is normal.

      Y=> Go to step c.

      N=> Reconnect the cables.

    3. Check whether the humidity sensor works normally.

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

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

    4. Check whether the lightning protection board works normally.

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

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

    5. Check whether the cables of the humidity sensor are connected properly.

      Y=> Please contact Huawei Customer Service Center.

      N=> Reconnect the cables.

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