20025 BIOS Check Failure

Description

The BIOS check detects BIOS file error.

Attribute

Alarm ID Alarm Severity Alarm Type
20025 Major Fault

Parameters

ID Name Meaning
1 Subrack No.

Subrack No.
2 Slot No.

Slot No.
3 Cpu No.

CPU No.
4 BIOS No.

0=BIOS0,1=BIOS1
5 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

  • If the board is not reset, the service will not be affected.
  • If the board is reset, the board might fail to be restarted.

System Actions

None.

Possible Causes

  • The BIOS file is modified.
  • The board FLASH for storing the BIOS file is damaged.

Procedure

  1. Check whether BIOS 0 is faulty.

    Y => BIOS 0 is faulty. Go to 3.

    N => BIOS 1 is faulty. Go to 2.

  2. Load BIOS through the LMT and wait for three hours. Check whether the alarm is cleared.

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

    N => The alarm persists. Go to 3.

  3. Replace the board and wait until the new board is successfully restarted. 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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