ALM-9758 arrester alarm

Description

The voltage of surge protector 1 or 2 and the alarm voltage are consistent for 20 seconds.

Attribute

Alarm ID Alarm Severity Alarm Type
9758 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.

93:FMU

94:FMUA
3 Board No.

Number of the fault board

0-7:FMU/FMUA
4 PassNo

Number of the passage where the faulty board is located.
5 SubLink No.

Alarm sub-category number

0: surge protector 1;

1: surge protector 2
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.

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 sensor is damaged.
  • The alarm voltage is incorrect.
  • The board is faulty.
  • The sensor cable is faulty.

System Actions

None.

Possible Causes

  • The sensor is damaged.
  • The alarm voltage is incorrect.
  • The board is faulty.
  • The sensor cable is faulty.

Procedure

  1. Check whether the surge protector is faulty.
    1. Check whether the surge protector is faulty:

      Y => The surge protector is faulty. Go to step b.

      N => The surge protector is functional. Go to procedure 2.

    2. Replace the surge protector.
    3. Check whether the alarm is cleared:

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

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

  2. Replace the fan.
    1. Replace the fan.
    2. Check whether the alarm is cleared:

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

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

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