How can you tell if your processor is not working

[Guest]

acer aspire laptop not booting up does this mean the cpu or board is dead? fan boots up for about 5 seconds then turns off

 

[warmon6]

Well for a laptop, it can be a few things:

1. No power in battery and/or no power coming from the power cord's. (most likely)
2. cpu could be dead (unlikely)
3. there maybe a short in the laptop somewhere (unlikely)