Error messages

Table 3. Error messages

Symptom or error

FRU or action, in sequence

 

 

 

Fan error.

1.

Fan.

 

2.

Thermal grease.

 

3.

System board.

 

 

Thermal sensing error.

System board.

 

 

This system does not support batteries that are not

Replace the battery.

genuine Lenovo-made or authorized. This system will

 

 

continue to boot, but may not charge unauthorized

 

 

batteries.

 

 

Attention: Lenovo has no responsibility for the

 

 

performance or safety of unauthorized batteries, and

 

 

provides no warranties for failures or damage arising out

 

 

of their use.

 

 

 

 

 

Chapter 4. Related service information 45

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Lenovo T420i manual Error messages, Symptom or error FRU or action, in sequence, Fan, Replace the battery