Handling Of Common Board Failure; Fault Description; Troubleshooting - Huawei Airbridge cBTS3612 Maintenance Manual

On-site Maintenance Manual
Airbridge cBTS3612 CDMA Base Station

3.2 Handling of Common Board Failure

3.2.1 Fault Description

Common Board Failure includes:
Board parameter configuration error;
l
Board communication link failure;
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Abnormal board temperature;
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Extraordinary CPU usage;
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Emergency serial link broken;
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Initialization failure of minor board components;
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No signal detected at the optical interface;
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CELL BUS clock missing;
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Abnormally high CELL BUS subrack error rate;
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CELL BUS driving components failure;
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Board reset.
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All the above failures will have relevant alarms generated.

3.2.2 Troubleshooting

I.
Incorrect board parameter configuration
After the BOOTP request is successfully completed and the
OML with the OMC is successfully established, the BTS will check if
a BTS configuration file is locally available. If so, it will issue the
configuration dat a locally, otherwise the BCKM will download the
BTS configuration file from the remote OMC.
Chapter 3 Component Failure
3-5
Handling