Laptop won't turn on

[Helpwanted101]

My laptop won't turn on and I've tried the ac adapter battery thing and the lights only blink.

 

[rgd1101]

MERGED QUESTION
Question from Helpwanted101 : "My laptop won't turn on the light only blinks and the 20 seconds trick won't work"

My laptop just shut off by itself and won't come back on and nothing solves it