MTI Co. Ltd. RF25-MWM101 Manuel D’Utilisation

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4    Appendices. Alarm Reference List 

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 When Over Power Alarm occurs, shutdown and retrial of enabling is repeated five 

times. If Over Power Alarm still continues, there are no more retrials and Shutdown 
Alarm is displayed. Cause of the problem must be removed and the repeater unit 
must be manually switched on.   

DL shutdown 

HPA 

Critical

 

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 This alarm is to protect HPA, confining 

output power of HPA. 

UL Shutdown 

HPA 

Critical

 

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This alarm is to protect BTS, confining  

reverse power of HPA.     

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 These alarms occur when detection level of the temperature is higher than that set in 

the GUI. The repeater unit is operating normally. 

Over 

Temperature 

Inside of BDA 

Minor 

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 It occurs when detection level of the 

temperature is higher than specified value.

Transceiver Major 

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 This alarm is to protect transceiver. 

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 This alarm occurs when PLL of the 

transceiver is unlocked.   

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 If this alarm occurs when transceiver is not 

operating normally.