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TEMP_OVER alarm on TDC due to high temperature.

Publication Date:  2012-07-25 Views:  148 Downloads:  0
Issue Description
The ring consist of 18 OSN 6800 ,customer complaint that there were flactution of temp over alarms on one TDC card.

Alarm Information

Handling Process
1- Check the performance on NMS
2- Need to check the physical temperature of the room
3- Need to check the condition of filter of FAN
4-Need to check the software
5-Need to check the hardware

First need to check the current performance and history performance so that the exact time will be find from what time issue has occured 
Then need to confirm the physical working temperature is fine i,e AC is working fine
When checked the filter of FAN find that so much dust in air filter when clean and put back all alarms were disappear
Root Cause
1- Physically temperature of room need to check
2- Air filter may be jamed or dusty
3- FAN board failed
4- Software issue

Suggested to clean the filter periodically