My pc wont turn on

Jorge0213

Prominent
Feb 25, 2017
14
0
510
The other day when i woke up my pc wasnt turning on, i inmediatly thought it was the power supply because when i press the turn on button one of the case fan spin for less than a second but nothing else no led nothing this happen when i unplug the cable and plug it back in ,so i did the paper clip test and surprise the psu fan was spinning but the case fan keep doing the same what can it be dead motherboard dead power supply.

Specs
Corsair cx750m