ALM-11790 GPS receiver communication alarm

Description

Communication between GPS receiver and DTMU abnormal.

Alarm ID	Alarm Severity	Alarm Type
11790	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 receiver does not work.

None.

The configuration of the GPS or RGPS is inconsistent with the physical configuration.
The hardware of the GPS receiver is faulty.
The main control module is faulty.

Check the configuration and physical type of the GPS or RGPS.
1. Check whether the configuration and physical type of the GPS or RGPS are consistent.
  Y=> Go to step 2;
  
  N=> Go to step b.
2. Reconfigure the type of the receiver as GPS or RGPS, and then check whether the alarm is cleared.
  Y=> The alarm handing ends;
  
  N=> Go to step 2.
Check whether the DGPS board is in position.
1. Check whether the corresponding DGPS board is in position.
  Y=> Go to step 3;
  
  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 3.
Replace the DGPS board, and then check whether the alarm is cleared.
Y=> The alarm handing ends;

N=> Go to step 4.
Replace the DTMU board, and then check whether the alarm is cleared.
Y=> The alarm handing ends;

N=> Contact Huawei Customer Service Center.