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Knowledge Base

The Temperature of the Board Is High Because of too much Dust on the Air Filter of the NE80E

Publication Date:  2012-07-27  |   Views:  173  |   Downloads:  0  |   Author:  Li Tingyu  |   Document ID:  EKB0000297728


Issue Description

The temperate of the NE80E board exceeds the lower threshold. Run the display alarm all command, you can view the alarm.

Alarm Information

Level          Date        Time                Info      
Error        07-06-27    14:59:25    SlotID9, address2 temperature over minor
Error        07-06-27    14:48:13    SlotID9, address1 temperature over minor
Error        07-06-27    14:47:21    SlotID4, address2 temperature over minor

Handling Process

1. Check the temperature of the equipment room and it is 20 degrees, which meets the requirement.
2. Remove and insert the board frequently. The temperature is high, which indicates that the temperature induction is normal.
3. Run the display fan command. The fan works with full power.
4. Check the air filter. There is too much dust. Clean the air filter, and then it is normal.

Root Cause

1. The temperate of the equipment room is too high.
2. The temperate induction of the board has problem.
3. The fan does not work with full power.
4. There is too much dust on the air filter.


In summer, it is hot. Notice the temperate of the equipment room and clean the air filter.