Is there any means to check whether a laptop mother board has been replaced or not ?

[Debasish]

Is there any means to check whether a laptop mother board has been replaced or not ?

 

[SirJoe]

The best way is to see if the paint on the back screws are scratched. if they are it simply means the computer has been opened before but it doesn't necessarily mean that the motherboard has been replaced. I don't think there is a fool proof way to see if it has or it hasn't.