My new PC won't turn on!

gecovpetar

Prominent
Nov 28, 2017
1
0
510
Hi, I buy a new parts for my PC, I plug all rite but can't run.

Specs:
Intel core i5-8600k 8TH Gen
Asus B250F Strix
Corsair - Vengeance LPX 8GB DDR4 2400Mhz
SSD- Kingstone 120GB
Seagate - Barracuda 500GB 3.5 Hard Drive
Corsair - VS 650W ATX Power Supply
Gigabyte - GeForce GTX 1050 Ti 4GB G1 Gaming Video Card

And case in "Segotep SG-K7"
What you think why can't turn on my PC?