ALM-11782 GPS board communication alarm

Description

Communication between DGPS board and DTMU abnormal.

Alarm ID	Alarm Severity	Alarm Type
11782	Major	Fault

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. 99:DGPS
3	Board No.	Number of the fault board 0-35:DGPS
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; 15:BTS3012AE; 16:BTS3012 II;
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

The GPS board cannot be maintained.

None.

The GPS board is not installed.
The communication link between the main control module and the GPS board is faulty.
The main control module is faulty.

Check whether the corresponding DGPS board is powered on and in position.
Y=> Go to step 3;

N=> Go to step 2.
Power on or install the DGPS board, and then check whether the alarm is cleared.
Y=> The alarm handing ends;

N=> Go to step 3.
Check the installation of the corresponding DGPS board.
1. Check whether the corresponding DGPS board is in position.
  Y=> Go to step 4;
  
  N=> Go to step b.
2. Reinstall the DGPS board, and then check whether the alarm is cleared.
  Y=> The alarm handing ends;
  
  N=> Go to step 4.
Check whether other boards on the CBUS3 link work properly.
Y=> Go to step 5;

N=> Go to step 6;
Replace the DGPS board, and then check whether the alarm is cleared.
Y=> The alarm handing ends;

N=> Go to step 6.
Replace the DTMU board, and then check whether the alarm is cleared.
Y=> The alarm handing ends;

N=> Contact Huawei Customer Service Center.