Laptop shuts down after 3 seconds

Apr 19, 2018
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My laptop shuts down immediately after like 3 secs, leds work, fan not working even replaced fan but results still the same

Laptops about 5 years
 

Tolis_GR

Prominent
Mar 13, 2017
69
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610
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If your new cpu fan is still not working then the problem is within the connection to the mobo. I suspect it forbids powering up as a protective measure due to the problem in your cpu cooling. You should check whether there is voltage coming to the fan connector or not
 
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