21209 Board Hardware Self-Test Failure of Major Level

Description

The alarm is reported when the chip on the board is faulty.

Attribute

Alarm ID Alarm Severity Alarm Type
21209 Major Fault

Parameters

ID Name Meaning
1 Subrack No.

Number of the subrack where the board is generated
2 Slot No.

Number of the slot where the board is generated
3 CPU No.

Number of the CPU that reports the alarm
4 Alarm Attribute

0=Normal, Alarms period are longer than the Transient Threshold.

1=Transient Count, The times and the period of the alarms whose periods are shorter than the Transient Threshold are summed up. If the sum result is longer than the Alarm Occurrence Period Threshold or Alarm Occurrence Times Threshold, an alarm so called Transient Count Alarm is triggered. Because Transient Count Alarm is based on accumulative result, the recovery of the alarm may occur at least one Summing Cycle later. The Summing Cycle can be query by MML "LST STATSLDWIN".

Impact on the System

The abnormal board may have a bad impact on the service.

System Actions

None.

Possible Causes

The hardware is abnormal.

Procedure

  1. Remove and reinsert the board (You are required to do this when the traffic volume is small). Then check whether the alarm is cleared.

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

    N => The alarm persists. Go to 2.

  2. Replace the board, and then check whether the alarm is cleared.

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

    N => The alarm persists. Please contact Huawei Customer Service Center.

Parent topic: BSC Alarm Reference
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