ALM-9740 Fan Subassembly Hardware Alarm

Description

The alarm is reported when the NFCB detects that it cannot clear the hardware fault.

Attribute

Alarm ID Alarm Severity Alarm Type
9740 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.

69:NFCB

93:FMU

94:FMUA
3 Board No.

Number of the fault board

0-5:NFCB/FMU/FMUA
4 PassNo

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

Alarm sub-category number

0: The I2C component is faulty.

255: The control board is faulty.
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;

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 functions of the NFCB cannot be predicted.

System Actions

None.

Possible Causes

The control board in the fan box is faulty.

Procedure

  1. Reset the NFCB.

    Reset the NFCB hardware or software. Check whether the alarm is cleared after the NFCB is reset.

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

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

  2. Replace the fan box.

    Check whether the alarm is cleared.

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

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

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