I push on Fn key plus alt key plus insert key and it shut my Dell laptop off and when I push on the power bottom my laptop can

[Omana_]

I push on Fn key plus alt key plus insert key and it shut my Dell laptop off and when I push on the power botom my laptop cannot turn on

 

[hang-the-9]

Remove battery and wall power, hold in the power button for about 30 seconds, try turning it on again.